tm9-808 dodge 3/4 ton 4 x 4 truck

7/28/2019 TM9-808 DODGE 3/4 TON 4 X 4 TRUCK

1/354

NICALMANUAL

t forstockonly,ofTM9-808,%Ton

31January1944.Nooriginal distribu-

nnelpossessingtheoriginalpublication.

Publ

icDomain,Google-digitized

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athitrust.org/access_use#pd-google


2/354

NICALMANUAL

ANUARY1944

PublicDomain,Google-digitized

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3/354

nuary1944

k(Dodge),ispublished

danceofall concerned

TARYOFWAR:

5);B18(2);R9(4); Bn6,7,9 and18

ls,seeFM21-6)


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4/354

RATINGINSTRUCTIONS

ddata..2-4 6-14

ration.. 5915-33

ntrolsand

lcondi-

emain-

7-56

7

owageon

NTENANCEINSTRUCTIONS

ifications

tivemain-

equipment

maintenance,

...

tallation.


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5/354

DGE)

em..'.............90-93195-197

........9497198-201

.......98-102202-208

ppression.103209219

.........104113220-230

andmiscel-

ent..114-123231-240

.124-128241-251

..129-131252-255

owertake-off132-134256-261

......135-137262-264

........138-139265-267

.....140-145268280

......146-149281-286

.......150-155287-297

........156-160298-302

..........161-165303-309

.......166-169310-315

.....170-171316-318

absorbers....172-176319-325

tal..........177-187326-333

188-193334-337

NDSHIPMENT

shipment..........194198338-343

44-346

..........................347


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6/354

ATINGINSTRUCTIONS

publishedforthe informationand

personnelchargedwiththe operationand

riel.

ionofthe54-ton4x4truck(Dodge),

nicalinformationrequiredfortheidentifica-

materiel.Themanualisdividedintothree

roughsectionVIII,containsvehicle

rtTwo,sectionIXthroughsectionXL,

anceinstructionsforusingarm personnel

bilityofdoingmaintenanceworkwithin

e,sectionXLI,containsinstructionsfor

torageofthis vehicle.

atureoftherepair,modifications,or

copeorfacilitiesof theunit,therespon-

ouldbeinformedsothattrained personnel

pmentmaybeprovided,or properinstruc-

eratingandorganizationalmainte-

M10-1531,1October1942.Togetherwith

8BthismanualsupersedesTM10-1531,


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7/354

DGE)

LATEDDATA

s3

vehiclesarecoveredbythis manual:

C-57

WC-59

TOTHISVEHICLE

9-

TM9-

tificationPlate

witha liquid-cooled,6-cylinder,

catedatthefrontofthe vehicle.Engine

thefour-speedtransmissionthrougha

transfercase,andthencetobothfront

esmaybedriven withallfourwheelsor

plateisattachedtothe instrument

signatethetechnicalmanualnumberand

gtothe vehicle(fig.1).

attachedtotheinstrumentpanelo

vespertinentvehicleinformationsuchas

ghts,fuelandoilrecommendations(fig.2).

modelsismountedontheleft side;

nownas"left-handdrive"vehicles.

heuseofthe terms"left"and"right"

ontothe locationofthesteeringgear;

earside;"right"meansthe sideopposite


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8/354

LATEDDATA

MODELS.

sWC-51andWC-52(figs.3and 4).

odelsWC-51andWC-52isthatthe latter

ke-offanda driveshaftforthewinch

vehicle.Bothmodelscanbeidentified

ORPORATION

N9

MAINTAININGTRUCK

ERATINGGASOLINE7OMIN.

RADEOILSUMMER3O

RADEOILWINTERIO

ate

(ModelWC-51)LeftFrontView

rtmentandweaponcarrierbodywith

thedriver'scompartment.Theelectrical

voltwith thebatterylocatedunderthe

fig.5).Thismodelcan beidentified

ewindows.Theelectricalsystemis12-volt


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9/354

DGE)

(ModelWC-52)withWinch

WC-53)LeftFrontView


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10/354

LATEDDATA

odelWC-54)LeftFrontView

delWC-56JLeftFrontView

PublicDomain,

Google-d

igitized

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athitrust.org/access

_use#pd-g

oogle


11/354

DGE)

htrunningboard,and provisionismade

equipment.

54(fig.6).Thismodelcanbeiden-

neachsideofthe body.Itcontainsequip-

dedpersonnel.Theelectricalsystemis

underthehood.

56andWC-57(figs.7and8).The

elsWC-56andWC-57isthatthelatteris

e-offandadrive shaftforthewinch

vehicle.Bothmodelscanbeidentified

foldingtopandsidecurtains.Theelec-

delWC-57)withWinchLeftFrontView

lsis 12-voltwithbatterylocatedonthe

ovisionis madefortheinstallationof

efrontseat.

e;ModelWC-59(fig.9).Thismodel

encabandbox-shapedbodywithexten-

eleft side.Theelectricalsystemis6-volt

rthehood.

elWC-60(fig.10).Thisvehicleis

ainingordnancerepairequipment.The

withbatterylocatedunderthehood.

PublicDomain,

Google-d

igitized

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athitrust.org/access

_use#pd-g

oogle


12/354

LATEDDATA

tenance(ModelWC-59)

epair(ModelWC-6O)KightRearView


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13/354

DGE)

rs)6

peeds)4forward,1reverse

peeds)1

.83 to1

withoutwinch6to8 volts

outwinch12to15volts

6to8volts

ts

parture:

inch54degrees31degrees

h37degrees31degrees

rees

degrees

54degrees31degrees

degrees31degrees

53degrees29degrees

ees32degrees

lyequippedvehiclewithout

inch5,250Ib

h5,550Ib

5,375Ib

675Ib

5,400Ib

b

withoutwinch82$4'n-

outwinch785/6in.

77^4in-

-


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14/354

LATEDDATA

n.

inch166%in.

h176%in.

166in.

594in-

191%in.

withoutwinch81%in.

outwinch81%in.

80f^in.

rearaxle102%2in.

mand,withandwithoutwinch..21ft2 in.

aintenance,andemergency

92at3,200rpm

sureatcrankingspeed98to118 Ib

50Ibabove30mph

enginerevolutionsperminute

gability(allmodels)offully

owanceforpayload,

r):

0pet (approx)

to8pet(approx)

hentowing1,000-lb

ngabilitywithvehiclefully


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15/354

DGE)

take-off3%qt

ntials2 %qtforvehicleswithserial

ex-

7582

l

ex-

4101


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16/354

OPERATION

eforservice6

ntrolsinvehicularoperation7

NTROLS.

nd 12).Thisswitchhastwoposi-

enturnedclockwise("ON"),thebattery

oncircuitandthe enginemaybestarted.

uelgageregistersthe amountoffuelin

efroster,androofventilator,are alsooper-

-

ANSFER

ATES-

COMMAND)

D)

-

W-

A-

NT

E

LATE

PLATE

NPLATE

CKOUT

N

AGE

TON

CH

SWITCH

nel(OpenBodies)


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17/354

GE)

RANSFERS

TE

CARRYALL)T

ALL)U-

B-

MENTCC-

LEDD-

ATE

TIONPLATEEE-

NPLATE

KOUT

N

AGE

TON

CH

TSWITCH

CH

BULANCE)

WER

ANCE)

nel(ClosedBodies)

gs.11and12). Thisbuttoncontrols

gthe enginewhencold.

figs.11and 12).Thisbuttoncon-

g ofthethrottle,whichinturn controls

13and 14).Thisfoot-operatedpedal

peedwhiledrivingthevehicle.

gs.13and14). Thisfoot-operated

motorforcranking theengine.

14).Whenthisfoot-operatedpedal

clutchis disengaged,andthetransmission

he enginerunningwithoutdangerof


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18/354

OPERATION

HIFTLEVER

ANDLE(RATCHETANDBRACE)

ONTROLKNOB

ALRODBUTTON

HANDLE

NGARM

GARMLOCKNUT

ROLLEVERSHIFTLOCK

CH

TROLLEVER

LEVER

tment(OpenBodies)


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19/354

DGE)

HIFTLEVER

ANDLE(RATCHETANDBRACE)

ONTROLKNOB

ALRODBUTTON

HANDLE

GARM

GARMLOCKNUT

CH

DLEVER

CARRYALL)

LATORHANDLE

OLHANDLE

tment(ClosedBodies)


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20/354

OPERATION

ransmission.Whenfootpressure onthe

urntotheengagedposition.

Lever(figs.13and14).This hand-

vedfromneutralpositionto meshthe

orfirst, second,third,fourth,orreverse

er(figs.13and 14).Thislevermay

positions.Initsforwardposition,power

axle.Inits rearposition(nearesttheseat),

ontandrearaxlesforfour-wheeldriving.

3and 14).Whenthisleveris pulled

andbrakeis applied.Usethehandbrake

f holdingthevehiclewhileparked.

14).Whenthisfoot-operatedpedal

ebrakesateachwheelareappliedto slow

PS

TER,

ructionPlate

gs11and12). Thisgageindicatesthe

pumpedthrough theengineoilingsystem.

12).Thismetershowsthe amountof

utofthe battery.Whentheelectrical

g moreelectricitythanthegeneratoris

eammeterwillbe onthenegative()

ectricityisbeingconsumedthanthegener-

erwill beonthepositive( +)side ofzero.

nd12).Somevehicleshaving12-volt

ippedwithavoltmeterwhichmaybe

batterycircuittodeterminethevoltage

15)attachedtotheinstrumentpanel

tmeter.Leavetheswitchononlylong

nd thenswitchitoff.


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21/354

DGE)

11and12).Thethermometershowsthe

gsolutioninthe engine.

d 12).Thisgageindicatesthequantity

heignitionswitchisturned on.

1and12).Thespeedometerindicates

milesperhour.Theneedleis ofthe

edark.The odometeratthetopofthe

rsthetotalmileagecoveredbythevehicle.

ratthebottomof thespeedometerface

readingbypushingin andturningtheset

peedometer.

DPOSITIONRAPD312526

ndBlackoutSwitchPositions

outSwitch(fig.16).Thisswitch

xceptthedomelightsi ntheAmbulance,

ntlyofthemainlightingandblackout

rpositions:

sexceptAmbulancedomelightsare

cedomelightsarecontrolledbyatoggle

heinstrumentpanel.

ckoutlightsareoperative.Service

eptAmbulancedomelights.

lservicelightsareoperative.Blackout


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22/354

OPERATION

cestoplightisoperative.Allother

domelightsareinoperative.

h(figs.11and12). Thisswitchisthe

edout,theinstrumentlightswill light

tchispulledoutto thesecondposition

dlightsmountedonthefront fenders

ightingand blackoutswitch(subpar.I

witch(figs.13and14), whichcontrols

theheadlightswhentheyareturnedon

essthebuttonwiththe foottoraiseor

s.Theswitchlockseachtimethebutton

eamindicator(figs.11 and12),isillumi-

eamof theheadlightsisturnedon.

.Theselights(bothheadandtail)

openingswhichenablethedriverofa

tancebetweenhisvehicleandanother

onditions.

Theblackoutdrivinglightislocated

containsasealedbeamunitwhichis con-

of lightisdiffused,castingafine spray

bletothe driverunderblackoutdriving

trolledbya switch(figs.11and12)of

ulledout,the blackoutdrivinglightwill

tswitchispulledout tothefirstposition

sel ightsarecontrolledbythe

above).

Thespotlightwilloperateonly

spulledoutto thesecondposition(subpar.

untedonthe controlhandle.

switchcontrolsthedomelightsinthe

12).Theselightsoperateindependently

ackoutswitch.

ightswitchisincorporatedinthe

edononlywhentheblackoutswitchis in

ar.1above).

(WeaponCarrier).Thiscon-

p trailerlightswiththevehiclelighting

chcontrolstrailerlightsinthesame

hts.

Thefuelpump isequippedwith

tsmanualoperationofthe fuelpumpto

rin theeventitrunsdry.

14).Thisbuttonoperatesthehorn.


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DGE)

Ambulance)(fig.12).Thistoggle

ntilatorwhentheignitionswitchis turned

lance).

BLOWERSWITCH(fig.12).Thisrheostat-

rotatingthe knoboftheswitch.Aslight

bputs thedefrostermotorinfullspeed

rtherreducesits speed.

2).Thisswitchis operatedbyrotating

ght rotatingmotionoftheknobputsthe

on.Rotatingtheswitchfartherdecreases

mspeedandfinallyto slowspeed.

13and14). Thewindshieldwiper

push-pulltypeknob onthebackofwiper

ACKET

OCK

EUNDER

PING

VEBEFORE

m

aps

VEHICLEFORSERVICE.

newvehicleintoservice,itshould

orevidenceofdamageorloosenessofparts

ortationofthevehicle.Particularconsider-

ollowingitems duringtheinspection:


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24/354

OPERATION

STEMDRAINCOCKS(fig.17).Seethat

thecylinderblockdrain cockaresecurely

NNECTIONS.Seethatcablesatbattery,

datframeorengine areconnectedsecurely.

batteryandfillto properlevel.

ERCYLINDER.Removefillerplugand

Levelshouldbe 34mcnbelowtopof

over.Ifso equipped,removerubbernipple

gforshippingpurposes.

Lubricatethevehiclecompletely.Refer

tions.

TIRES.Inflateordeflatetiresto 40

wheelstudnuts,frontandrear axledrive

ecurely.

STRAPS(fig.18).Onrail shipped

sarefastenedtotheframesidemembers

urethestrapsare removedtoavoidinter-

psandothervehicleparts.

ERATIONSERVICE(par.19).

ANDCONTROLSINVEHICULAR

oreattemptingtostartthe engine,

-offcontrolleverforoperationofwinchon

eutral positionwithsafetycatchlocked.

arshiftleverin neutralposition.

llthechokebuttonall thewayout.

m,seethat thechokebuttonispushed

ntrolbuttonabout'3of itstotalmove-

heenginewillrun alittleaboveidling

alto relievetheengineoftheload of

ears.

itchandpushthecrankingmotor

ventdamageto thestartingmechanism,

rpedalimmediatelywhentheenginestarts.

seunderitsownspringmechanismstopthe

ningofftheignitionswitchand pullthe

nd fuelsystemsareingoodcondi-

t immediately.Iftheenginedoesnotstart

eleasethecrankingmotorpedalandwait

verheatingandpossibledamagetothe


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DGE)

hthecrankingmotorpedalagainfor10 to

oesnot startafterseveralattempts,report

officer.

arted,releasetheclutchpedal.Then

ttonpart wayintoreduceenginespeed

lbuttonin toapointwherethe engineruns

hechokecontrolbuttonall theway

lloperatewithoutstopping.

RunningOut ofFuel.Ifthe

he fueltankisempty,fillthe tankand

ever toforcefuelupto thebowlofthe

dunnecessaryuseofthe batteryand

epriminglever30to 40strokes,oruntil

R

lPumpHandPrimer

elyandverylittle pressureisrequiredto

ftheleverindicatesthatthe fueltubes,

uretorbowl,arefullof fuel.Theengine

eusualmanner.NOTE://thelevermoves

ediaphragm,cranktheengineonerevo-

prockerarmwillmoveoffthe highpoint

aft.

20).Thebest methodofgearshifting

ble-clutching,andthefollowinginstruc-

ethod.Althoughthevehicleisequipped


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OPERATION

r four-wheeldriving,thepositionofthe

whichcontrolsengagementanddisengage-

s notaltertheprocedureofshiftingtrans-

aphebelowcontainsinstructionsfordriving

e.

epressclutchpedal)andmovethe

evertofirst orsecondspeedforwardposi-

ingonroughterrainor facingupwardon

d;ifonasmoothhard levelsurface,shift

atortospeedup theenginealittleand

relievepressureon theclutchpedal.

yengaged,presstheacceleratoruntil

redroadspeed.

DRIVEWHEN

RFACEDROADS

LEDRIVE

ramPlate

motion,shiftintohigherspeedsas

ndreleasetheacceleratorpedalat the

rto neutralandrelievepressureon

e clutchtoengage.Thissynchronizesthe

rswiththespeedof theengine.

utchandmovethegearshiftlever to

tion.

clutchpedaland presstheacceler-

siredroadspeed.

a)through(d)aboveforsuccessive

speedtohigherspeeds.

hicletoacompletestopbeforeshift-

presstheclutchpedal,movethe gearshift

g.20).Then releasetheclutchpedaland

alatthesametime untilthedesiredspeed

ve.Thepurposeoffour-wheeldrive

tionatall fourwheelswhendrivingon


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DGE)

mud,or overroughunimprovedterrain.

rfacedroadsandunderordinaryconditions,

iveanddrive withtherearwheelsonly.

thevehicleatspeedsinexcessof25 miles

xleisengaged.

(fig.20).Shiftthehandleverto the

ngandengineunder mildacceleration.The

otexceed25 milesperhourwhenthe shift

ltmidwayintheshift,let upontheacceler-

eshift.Theshift mayalsobemadewith

utan easiershiftcanbeaccomplishedwith

LE(fig.20).Pushthehandlever

SPEEDS

PORATION

Plate

epGrades.

eep grade,shiftintoalowertrans-

nallysteepandlongdowngrades,shiftthe

eedsothatthe enginewillhelpinslowing

cethenecessityforcontinuousorsevere

g,steepgrade,shiftthetransmission

clespeedbeginstodecrease,topermit

aximumpossiblegovernedspeedwitH

anddrivemechanism.

withthevehiclein motiononasteep

chmethod,andstarttheshiftto thelower

the"MAXPERMISSIBLEROAD

.21)forthe gearintowhichtheshift

clutch,proceedasfollows:

ndmovethegearshiftlever toneutral


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DGE)

mud,or overroughunimprovedterrain.

rfacedroadsandunderordinaryconditions,

iveanddrive withtherearwheelsonly.

thevehicleatspeedsinexcessof25 miles

xleisengaged.

(fig.20).Shiftthehandleverto the

ngandengineunder mildacceleration.The

otexceed25 milesperhourwhenthe shift

ltmidwayintheshift,let upontheacceler-

eshift.Theshift mayalsobemadewith

utan easiershiftcanbeaccomplishedwith

LE(fig.20).Pushthehandlever

SPEEDS

PORATION

Plate

epGrades.

eep grade,shiftintoalowertrans-

nallysteepandlongdowngrades,shiftthe

eedsothatthe enginewillhelpinslowing

cethenecessityforcontinuousorsevere

g,steepgrade,shiftthetransmission

clespeedbeginstodecrease,topermit

aximumpossiblegovernedspeedwitH

anddrivemechanism.

withthevehiclein motiononasteep

chmethod,andstarttheshiftto thelower

the"MAXPERMISSIBLEROAD

.21)forthe gearintowhichtheshift

clutch,proceedasfollows:

ndmovethegearshiftlever toneutral


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OPERATION

tchandacceleratetheenginetogov-

ansmissiongearscanbemeshedinthenext

heclutchandshift immediatelyinto

ergearwithvehicleinmotion,engage

theenginetoslow down.Iftheengineis

heclutchis thenengaged,excessivestrain

ch,transmission,anddriveline,andbreak-

.

elievepressureonacceleratorpedal

nthevehiclehas beensloweddownto

disengagetheclutchandmovethegear-

on.Thenbring thevehicletoacomplete

dalandapplythe handbrake.

owtheengineto slowdowntoidling

tionswitch.

ewvehiclesshouldbedrivencare-

nperiod.Vehiclespeedshouldnotexceed

hefirst500miles ofoperation.Also,care-

gears mayresultinexcessiveenginespeed

ed.Forexample,thefollowingvehicle

re comparableto25milesperhourin

sof operation,themaximumspeedsindi-

reasedforbriefperiods,until thebreaking-

owever,duringthisbreaking-in,thevehicle

whenunderfullthrottle,as maximum

eduntil vehiclehasbeendriven2,000

oadSpeeds(fig.21).Thevehicleis

whichlimitsthemaximumroadspeedof

ears asshownontheplateattachedto

evehicle.CAUTION:Donotpermitthe

umroadspeedsinanygearwhendriving

essiveenginespeeddevelopedundersuch

riousdamagetotheengineor powertrain.

vehicle,usethefootbrakeintermittently

veenginespeeds.Theclutchmustnever be

dingahillina lowgear.

whooksboltedto theframeside

e vehiclecanbeusedtoattachtowing


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OPERATION

g.23).Toopenthewindshieldglass,

p ontheadjustingarms,andpush the

dposition.Thentighten thelocknuts.

sembly,pullupon theclamphandles

nan uprightposition.Pushthewindshield

adonthe hoodandfastenthecatch.To

mbly,unhookthecatchesonthehood.Then

prightpositionandpushtheclamp

dposition.Hookthecatchon hoodtothe

ARM

penBodies)

(fig.24).Toopenthewindshieldglass,

erofthewindshieldatthe loweredgeand

Loosentheadjustingarmslocknuts,pull

nd pushtheglassoutwardtothe desired

uts.Toclosethe windshieldglass,loosen

windshieldtotheclosedpositionwith the

lockwise.Thentightenbothlocknuts

ssandstrainonthe windshieldglassat

ommand)(fig.25).

d setscrewsattheupperleft and

eld.Loosenthelargehand-operatedknobs

ovethe backofthefrontseat.

sofrearcurtainon eachside.Donot

onthe rearofthebody.Unbucklethetwo


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DGE)

pframerear bowandthebodyandpass

derthetop fabricfastenedtotherearof

strapshangdownovertherear ofthebody.

eldstanchionsandallowittodrop back

y.

wnbypullinginwardoneachside at

nd knobs.Topreventcuttingorchafing

kingtofall looselyovertherearofthe

notcatchbetweenthebowsoftheframe

ION:Pulltherearcurtainbackasfaras

geoftherear glassbythetopframeas it

ARM

osedBodies)

natthecenterwiththe shortstrap

atlyup overthetopframe.Tuckthe

eand tiedownwiththelongstraps.

mmand)(fig.25).

psandl etthelooseendshangdown

etheshortstrap. Unfoldthetopfabric

therearof thebody.Raisethetopframe

esat thelocationofthelargehand-


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OPERATION


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33/354

DGE)

onthewindshieldandtighten the

bssecurelyintopositionintherecessesin

topframewiththeknobof onewind-

tforcethe frameallthewaydownonthe

rsideofthetop frameovertheknobofthe

ngthetopframeasnecessarytosecure

anchionknobandholeinthetop frame.

hetopframearepushed downuntil

teredintothe holesinthetop frame.

et screwssecurelyatthestanchionsto

hen thevehicleisinmotion.Placethe

therearbowofthe topframetorelieve

he snapfastenersoneachsideofthe top

arpaulin(WeaponCarrier)

d).Foursidecurtainsaresupplied

ontside curtainsarefittedwithametal

swhichfit intobracketsonthesidesof

arsidecurtainsare fittedwithaframe

t intobracketsonthebodyat therear

n thetopframedirectlyabove.When

seethatcurtainsare betweentheflaps

pfasteners.Toholdthe sidecurtainsin

elockhandlesjust insidethebodyopen-


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OPERATION

sare notinuse,foldthem carefullyand

pacein thetailgatecompartment.

WeaponCarrier).

hefrontofthewindshieldand pull

coveroffthefasteners.Unbucklethestraps

ftoffthecover.

untietherooftarpaulinropes atthe

hebody.Untietheropesat hooksonrear

nthe snapfastenersonthecenterbow.

andfoldasshown infigure26.

frontandrearend curtainsatthe

body.Removetheropelacedthroughthe

aroundthe frontandreartopbows.

pole.Lift thefrontandrearbowsout

y andremovethecenterbow.

WeaponCarrier).

sINTHEBRACKETSINTHEBODY.

hroughthebracketforthecenterbow.

throughthebracketsonthetopbows and

nuts.

NDREARENDCURTAINS.Placethe

eletinthe endcurtain.Adjustthetwoends

mountsprotrudefromeachsideofthe

dcurtainonthe topbowwiththecurtain

ide.Holdit inpositiontemporarilyby

ndthetop bow.Lacetheropethrough

nd tietheropeto thehooksonthesides of

RPAULIN.Withthetarpaulinfoldedas

t onthetopbowsat thejunctureofthe

op bow.Unfolddownoverbows.See

psareontheoutside,and thepartofthe

thefrontofthevehicle.Adjustthe

thatthethreepadsfor thestrapsalong

re directlyoverthecornersofthethree

hroughtheeyeletsin thebottomofthe

tie theropesonthehookson thebody.

dthecenterbow andclosethesnap

r'scompartmentcoverandfastenthecover

cklingthefourstrapstothe rooftarpaulin.


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DGE)

NTROLSAND

arrierandCommandareequipped

hefront ofthevehicle.Powerforwinch

eengine ofthevehicle.Thewinchcan

urceofpowertohelplift ormoveamired

moveanothervehicle,orthevehicleon

OLLEVERINNEUTRALPOSITION

NEUTRALPOSITION

LeverPositions

ing thewinchcableandsnatchblock

Thewinchis controlledbyalever

ntandaclutchshifter forkhandlemounted

ockedinneutralpositionbya safetycatch,

ethelever canbemoved.


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ONTROLSANDOPERATION

NGAGEDPOSITION

hifterForkHandlePositions

IBS.

RANTEE

ALLBE

S

TE

Plate

siongearshiftleveris inneutral

ifterfork handleatthewinch(fig.

strain,depressthevehicleclutch

lleverto therear(unwind)position.

ngspeedtorelievethe strainonthecable.


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DGE)

eanchorage.Alwaysrigupthecable

ightintothe winchdrum.

operatethe engineatareasonable

sareliableto damagethewinchmecha-

strouble.Note winchcautionplate(fig.

e instrumentpanelofeachwinch-

erforkhandle(fig. 28).

tchpedalandshift thewinchcontrol

g.27).

tchpedalandacceleratetheengine

hCableonDrum

edtoassistthe vehicleonwhichit

smissiongearshiftleverinfirst speed(or

vingwheelsof thevehicletoassistin

nsfercasecontrollevermaybe placedin

veorrearwheeldrive dependingonthe

ation.

idlingspeed,depressthevehicle

winchcontrollevertothe rear(unwind)


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NTROLSANDOPERATION

tchpedal.Donotacceleratetheengine

ration.

bydisengagingclutchshifterfork.

fig.30).

edrum,securetheendof ittoa

owthewinchtopullthe vehicletowards

lpmaintaintensiononcableas itisbeing

ndsonthe drumsothatthefirst

togethertopreventthenextlayerof

eenthecoilsofthefirst layer.

orrectlywoundondrum,thecable

softhefirstlayer,but startandendeach

remeedgeofthedrum.

sofrustor isexcessivelydirty,un-

ricatewithengineoilappliedwitha cloth

undondrum.

Extinguisher

uisherismountedonthe rightcowl

eAmbulance,whereitislocatedtothe

.OnlatermodelWeaponCarriers,iti s

seatriser.Toremovethefire extinguisher,


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DGE)

e extinguisherhandleandliftitout of

witha clamptypebracket,pullitout

fireextinguisheristhevaporizing

donanyclassof fireresultingfromburn-

se,gasoline,flammableliquids,orelec-

be usedonburningelectricalequipment

erator,crankingmotor,orwiringcon-

peratetheextinguisher,turnthe

ump.Tosecurebestresults,directthe

e flame.Whenusedonburningliquids

schargeagainstthe insideofthecontainer

d.

sherclean.Wipetheexteriorat the

to removedirtandothermatterwhich

rationofthe extinguisher.Afteruse,ex-

mmediatelyforonethatisfully charged.

omeof thefluidina cleanglasscon-

atisfactorily,andthefluid intheglass

offoreign matter,pourtheliquidback

ghtheholein thecap.Then,iftheex-

qtliquid capacity),itisinnormaloper-

pdoesnot operatesatisfactorily,orthe

fficientordirtyfluid,exchangetheex-

nsatisfactoryoperatingcondition.


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SUALCONDITIONS

4

ustyterrain,throughdeepmudor in

posesunusualdemandsonvariouspartsof

aryprecautionsshouldbetakenbeforeand

nnecessaryfailures.

pperyTerrain.

andcleanair cleanersandlubricate

orefrequentlythanundernormaldriving

OFTTERRAIN.Driveslowlyinloose,

vel.Eventhough greatervehiclespeed

typesof sandandgravelsurfaces,such

eandgreatdifficultymaybeencountered

enstartingthe vehicleinloosesandor

ntheclutchpedalslowlyso thatthewheels

wheelscausesthemtoworkfartherdown

mayresultin thevehiclebecomingmired

llhavetobe towedorwinchedout.

RYTERRAIN.Whenthevehiclebe-

or deepmud,usegoodjudgmentifan

e vehicleoutunderitsownpower.If

ghsoft mudwiththefrontaxleengaged,

tspinning,do notracetheengineor

cleoutofthe mudbyracingengineand

tch.Racingtheengineusuallyresultsin

deeperintothe mud,andtryingto

dtodestructionof somepartofthe

tch,transmission,propellershafts,oraxles.

sslymiredin deepmud,towitoutwith

hicle.

RATION,

anceofautomotivevehiclesatlow

torsnotfoundatnormaloperatingtem-


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DGE)

mustdevotemoretimetoprotectivemain-

eextraservicewillresultin actualdamage,

ntedexpense,andfailuretostart.

endividedintotworanges:above0F,

ubricantsundergochangesintheir

0F.Insubzerotemperaturesaccessory

eattoengine,fuel,oil,and intakeair,is

ratures.

ntergradeofgasolineprocuredunder

-103,gradeC,latestrevision.

stalsfromsmall quantitiesofwater

esconsiderabletrouble.Tokeepwaterout

efollowingprecautions:

ugha filterpaperoranyother type

the passageofwater.CAUTION:Be

metalliccontactbetweenfuelcontainer

bothfueltankand containerareinde-

wayskeepthefueltanks full.Thiswill

bovethe fuelfromwhichmoisturecanbe

turedalcohol,grade3,tofueltank

nd1pintper monththereafter.Thiswill

rmationin thefuel.

drumsunless theyarefreefromrust

cleaned.Iftimeis notanurgentfactor,

m tovehicleuntilithas settledfor24

gthe drum.Keepportablefuelpumps

snowandfrost.

nopened,besuretocovertheopening

epoutsnow,frost,orotherforeignmatter.

buildingorcoverthemwithatarpaulin.

mperaturesabove0Fiscoveredin

.The followinginstructionssupplement

onlytoinstanceswherethe temperature

ods.

epingengineoilsufficientlyfluidfor

eraturesbelow0Farelistedbelow.Give

odsintheorderlisted accordingtoavailable

atedenclosurewhennotinoperation.

,drain crankcaseoilwhileitishot.

untilvehicleisto beoperatedagain.

ilable,heattheoilbeforereinstalling.

heatonlytothe pointwherethebare


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SUALCONDITIONS

outburning.)Tagthe vehicleinacon-

compartmenttowarnpersonnelthat

withgasolineas follows:

the"FULL"markwiththegrade of

eat temperaturesfrom+32Fto0F.

o thecrankcase.

minutesto mixthelubricantand

tethatthelevelof thedilutedoilis

markontheoilgage.This levelshould

futurereference.

percentageoflightdiluentwillincrease

atreason,theoil levelshouldbechecked

ofengineoil prescribedforusebetween

theoilleveltomanufacturer's"FULL"

peration.

ed4hoursormoreat operatingtem-

necessaryifit isanticipatedthatthe

unprotectedfor5 hoursormore.This

ddingengineoilprescribedforuse between

facturer's"FULL"mark;thenadding

rkon thegagedescribedinstep3 above.

Case,andDifferentials.

10engineoilis prescribedforuseat

F,itwillbe usedundilutedforoperation

bricant,whereprescribed,is suit-

resaslowas 20F.Ifconsistenttem-

ipated,drainthegear caseswhilewarm

iversalgearlubricantwhichissuitable

aturesbelow+32F.Ifgrade 75universal

ble,SAE80 universalgearlubricant,

ntheenginein theproportionof1part

ersalgearlubricant,shallbet used.

n thesameproportionbeforeitis

armedup,engageclutchand main-

dlefor5minutesuntil gearscanbeen-

low(first)gear,and drivevehiclefor

ottostall engine.Thiswillheatgearlubri-

rmaloperationcanbe expected.

0Flubricatechassispointswith

se.

rlyonnewvehicles,haveatendency

ycold.Alwayshaveablowtorchhandy


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DGE)

heybindwhenyouare attemptingto

thevehiclewiththebrakereleasedwill

ng.Precautionmustbetaken,under

ockthewheelsorotherwisepreventmove-

uently.Shockresistanceofmetals,

king,isgreatlyretiredat extremelylow

ofvehiclesonhard,frozengroundcauses

result inscrewsbreakingornuts

edspeedometercablesatthedriveend

ttemperaturesof 30Fandbelow.These

operlyat thesetemperatures,andsome-

cessivedragcausedbythehighviscosity

arelubricated.Grease-lubricatedcables

rilyatalltemperaturesprovidedtheyare

purposegreaseand thereisnoexcess

emwithantifreezecompoundfor

zecompound,besurethecoolingsys-

yfreefromrust.

eplaceifdeteriorated.Inspecthose

cks,andtightenifnecessary.Makesure

oreaddingantifreezecompound.

mis cleanandtight,fillwithwater

addantifreezecompound,inthequan-

ompound

compound,fillwithwatertoslightly

startand warmtheenginetonormal

be stoppedandthesolutionchecked

antifreezecompoundifrequired.

eklyforstrengthandcolor.Rusty

hecoolingsystemthoroughlycleaned,

uired strengthadded.CAUTION:Use

Totestahydrometer,use1part antifreeze


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SUALCONDITIONS

r.Thissolutionshould produceahydrom-

s.

singif possible,orusesuctiongunto

aspossible.Refillwithgrade75 universal

ailable,withSAE 80universalgearlubri-

n theengineintheproportionof 1part

ersalgearlubricant.Make-upoilwill

portionbeforeitisaddedto thehousing.

engineoil isprescribedforabove

lubricatingoil.

System.

RTER.Inspectthebrushes,commutators,

commutatorsareclean.Thelargesurges

enstartingacoldmotorrequire goodcon-

commutators.

eanallconnections,especiallythe

rethatnoshortcircuitsare present,and

kplugs,wiring,or otherelectricalequip-

perfunctioning.

horoughly,andreplacepoints.Check

ldweatherthecurrentis heavier,andthe

orethanusual.

est,andreplace,ifnecessary.Ifitis

efire,reducethe gap0.005inches.This

tther educedvoltageslikelytoprevail.

y.Takecarethatthesparkis not

ed.

iesdecreasessharplywithdecreasing

espracticallynilat 40F.Donotattempt

ebatterywhenithas beenexposedto

0F,untilthebatteryhasbeenwarmed,

yis available.

will notfreezeattemperatureslikely

climates,whileafullydischargedbattery

+5F.Seethatthebatteryisalways

meterreadingbetween1.275and1.300.

atterywhenit hasbeenexposedto

essthebatteryisto bechargedimmedi-

thebatterynotputon charge,thelayer

pandfreezebeforeit hasachanceto

ntholes infillerplugsopen.Keep termi-

ular intervals,applyacoatingofNo.0

rlight,rust-preventivecompound.

arefully.


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DGE)

vygreaseordirthas beenleftonthe

sm.Heavygreaseordirtmaykeepthe

orcausethemto remaininmeshafter

ruinthestarter.

l thewayouttosecurethe air-fuel

therstarting.Makesurethe butterfly

sesallthe wayandotherwisefunctions

ters attemperaturesbelow 30F,

notflow freelythroughthem.

mentbulb,strainer,etc.,atfrequent

solineengineswithbatteriesat tem-

F,ifthe enginesareproperlylubricatedand

tion.

newillstarton thefirstattempt,

ngineis veryimportant.Shouldthe

stop,watervaporwhichisa productof

stinthecombustionchamberandmake

utheating theenginetoabove32F.

weardownthebattery.

thewayoutforstarting,and keep

theenginehaswarmedup.Sinceonly

fthegasolinevaporizeina coldengine,

essary.Depresstheclutchpedaltoease

ted,idleitat 800to1,000revolutions

medupenoughtorun smoothly.Donot

onunderits ownpoweruntilitsoperating

beenreached.Maintainthistemperature

veringtheradiator.

aulin,tent,orportable shed.Place

rorfiveordinarykerosenelanterns,under

ourspriorto startingtime.

edareasshieldedfrom wind.Cold

ficulties.

nespeedbeforeturningoffignition.

releasethrottleatthesametime.As the

willblowoutallthe residualproductsof

tervapor,andleaveonlyairandgasoline

ATION.

ubricatethevehicleforhotweather

paragraph24.Donot useengineoilheavier

ntheLubricationGuide.


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SUALCONDITIONS

ecorrectradiatorcaptopreventthe

epthefan belttensionproperlyadjusted.

n.Removeinsectsorotherforeignma-

insof thecore.Todothis,directa stream

roughtheopeningsin thecorefromthe

hangethepositionofthemanifold

rsetting(par. 56).

wetordamp weather,drythedis-

ndwireswitha cleanragifhardstarting

ms.Aheatshield isusedoverthe

eachingthefuel pump.Seethattheheat

eventenginestoppingasa resultof

magedmufflerortail pipewillcause

atingoftheengine.Ifthe mufflerortail

eration,reportthecondition.

SION.

ehasbeendriven throughdeepwater

abrasivesor completelysubmerged,

betakentoavoidseriousdamageto the

on,transfercase,axles,universaljoints,

ery,fueltank,brakes,wheelbearings,etc.

rt,abrasives,orsaltwaterhavecon-

softhevehicle,notifythe proper

twhichhasbeensubmergedmustbe

eaned,andlubricated.Ifunitsof thevehicle

twater,certainunitswill bedamaged

Ifemergencyrequirementsmake

cleansingofunitsimpossible,eachunit

beinspected,cleansed,andlubricatedto

possible.CAUTION:Emergencycleansing

ssurancethatfurtherdamagewillnotresult,

t,notifytheproperofficeratoncethat

cleansingofaffectedunits/necessaryto

movefillerplugs.Checkelectrolytefor

rmallevelafterimmersionindicateslittle

ttery.Cleanelectrolytesolution,even

atesnoabsorptionofexcessdirt ordam-

olutionis dirty,replacebattery.Test

scharged,rechargeorreplace.

OMPLETELY(par.24).

elfiltersondashand infuelpump

nkhasbeensubmerged,drainandrefill,

iltersagain.


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DGE)

andreoilcarburetoraircleaner(par.

er(par.65), andventilatoroutletpipe

moveallwheelbearings,cleanandre-

assemble.Replacetheoilsealsin thewheel

atedwithdirt,to avoiddamagetoseal

kage(pars.144and150).

asbeensubmerged,notifyhigher

smantlingandcleansingisrequired.Do

utch.

DER.Ifthebrakemastercylinderhas

gherauthority,asitwillbe necessaryto

systemcompletelywithalcohol,atleast

eshbrake fluid.

NERATOR,DISTRIBUTOR,ANDCAR-

avebeensubmerged,notifyhigherauthority.

hatwaterordirt hasenteredengine,

asewithfivequarts ofengineoilSAE10,

minutesat justaboveidlingspeed,with

ainingengineoilandrefillingwithcorrect

movevalvecoverplatesand, ifnecessary,

eaningsolvent.Ifthisinspectionreveals

herauthority,asit willbenecessaryto

anthe panandstrainer.

dirt hasenteredengine,replaceoil

step(9) above).

e transmission,transfercaseor

beensubmerged,drainlubricantand

10. Drainfrontandrearaxlescompletely,

engineoil,SAE10.Next,with frontand

fourwheelsataspeedof approximately

utestoflush thedrivelineunits.Also

hendrainallunits thoroughlyandrefill

ant(par.24).

FieldManualFM17-59,covering

redForceVehicles.


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VEMAINTENANCE

19

20

lyservice22

ficiencyitisnecessarythatthevehicle

edatintervalseachdayitis operatedand

ediscoveredandcorrectedbeforethey

failure.Certainscheduledmaintenance

atthesedesignatedintervals.Theservices

ethoseperformedbydriverorcrew

operation,At-haltandAfter-operationand

enanceServicesarelistedontheback

PreventiveMaintenanceServiceRecord"

ervehiclesofalltypesandmodels.Items

esbutnotlistedon W.D.FormNo.48are

uresundertheitemswithwhichtheyare

dontheform thatdonotpertainto the

natedfromtheproceduresaswritteninto

ationmustthoroughlyschooleachdriver

anceproceduressetforthinmanuals

ecificallyonW.D.Form No.48ornot.

D.FormNo.48that applytothis

ismanualto providespecificprocedures

einspectionsandservices.Theseservices

spectionandconservethetimeof the

rilyin thesamenumericalorderasshown

eitemnumbers,however,areidentical

orm.

ofeachitemappliesalso toanysup-

ction,andgenerallyincludesacheckto

goodcondition,correctlyassembled,

rn.

dcondition"isusuallyan external

minewhethertheunitis damagedbeyond

Theterm"goodcondition"isexplained

otbentor twisted,notchafedorburned,

bareor frayed,notdentedorcollapsed,


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DGE)

toseethatit is"correctlyassembled"

linspectionto seewhetheritisin its

ninthevehicle.

todetermineifitis "secure"is

examination,awrench,hand-feel,ora

ss.Suchaninspectionshouldincludeany

cknuts,lockingwires,orcotterpins,used

beunderstoodtomeanwornclose-to

ts,andlikelytoresult inafailureif not

cheduledinspection.

ctoryoperatingcharacteristicsoeyond

o correctmustbereportedattheearliest

tedindividualinauthority.

ERVICE.

eisdesignedprimarilyasa checkto

t beendamaged,tamperedwith,orsabo-

rationServicewasperformed.Variouscom-

enderedthevehicleunsafeforoperationand

o determinewhetherornotthevehicle

anymissiontowhichit isassigned.This

yomitted,evenin extremetactical

erationServiceconsistsofinspecting

ngtotheproceduredescribed,andcor-

ficiencies.Uponcompletionoftheservice,

promptlytothe designatedindividualin

DDAMAGE.Lookforanyinjuryto

equipment,causedbytamperingorsabo-

is,orshellfire,since parking.Lookwithin

videnceoftheseconditions,andforloosened

soriesordrivebelt,loosefuel,oil orcoolant

trollinkage.

SHER.Seethatextinguisherissecurely

d,andlookforevidenceofopenedoper-

IL,ANDCOOLANTSUPPLY.Check

antandaddasnecessarytobringto

ppreciabledropinlevelssinceAfter-

beinvestigatedandcausecorrectedorre-

eatherwhenantifreezesolutionisinuse,

ofwateris needed,antifreezevalue

dechelonandaddedif necessary.Besure

nsare fullandsecurelymounted.

ANDDRIVES.Examineunits,suchas

ankingmotor,fan,andaircleanersfor


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VEMAINTENANCESERVICES

ks.Besuredrivebeltis ingoodcondition

mcnfingerpressuredeflection.

AL).Lookongroundandundervehicle

tmentforleaks,particularlyatfueltanks

ilfilters,radiator,waterpump,water

kefluidlines,shockabsorbers,andallgear

ndtotheirsource,andcorrector report

UP.Startengine,notinganytendency

erveactionofcrankingmotor,particularly

gspeed,andengages,anddisengages

eninoperation.Sethandthrottle soengine

gwarm-upproceedwithfollowingBefore-

://oilpressureisnotevidentin 30

nvestigate.

tartingengine,checkoperationof

p,resetchokeasrequiredfor enginetorun

verchokingandoildilution.

ve30miles perhourshouldbe30 to

t least15pounds.

ouldshowahighpositive(+ )charge

engineatfastidle.High chargereadings

owor electricalloadheavy.

age.Readingshouldincreasegradu-

aloperatingrange,160Fto 185F

emperature200F.

ankwillbefilled afteroperationand

NDSHIELDWIPERS.Iftacticalsituation

eroperationand tone.Testwiperoper-

contactglassevenlyand armstravel

tfordamage.

EAR-VISIONMIRROR.Cleanallglass

mrear-visionmirrorandtightenif loose.

TS)ANDREFLECTORS.Cleanalllamps

aminethemforloosenessordamage.If

checkoperationofalllights.

FLANGENUTS.Seethatall wheelside

angenutsarepresent andsecure.

ure40pounds (maximum)cool.In-

dremoveanyobjectslodgedin carcass.

DSUSPENSIONS.Inspectspringsand

ttheyare secureandnotdamaged.Examine

NKAGE.Inspectgearcaseforlubricant

ectionsforloosenessordamage.


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DGE)

DBUMPERS.Inspecttheseunitsfor

NNECTIONS.Inspectalltowingdevices

Examinepintletobe sureitoperatesfreely

ANDTARPS.Inspectcab,body,and

nddamage.Seethatanycargois secure

hatdoors,windows,andwindshield,oper-

urely,andthatstretchersor otherspecial

properlystowed.

NATOR.Besureunit ispresent,fully

EQUIPMENT.Besureallitemsare

properlymountedorstowed.

RATION.Beforevehicleisputinmotion,

30to50 poundsatnormaloperatingspeed.

eandlistenforanyunusualvibrationor

toryoperatingcharacteristicsorexcessive

RMITANDFORM26.Drivermusthave

person.ChecktoseethatStandard

26,operator'smanual,Lubrication

478arepresentinvehicle,legible,and

ERATIONCHECK.TheDuring-operation

sstartimmediatelythevehicleisputin

ERVICE.

on,listenforanyunusualsoundsthat

nthealertto detectanyodorofover-

tssuchasgenerator,brakesorclutch,fuel

ystem,exhaust,gas,smoke,orothersigns

kesare used,gearsshifted,orvehicle

and noticeanyunsatisfactoryorunusual

nstrumentsconstantly.

erationServicesconsistofobserving

ngtotheproceduresfollowingeachitem,

cationsofserioustrouble.Noticeminor

edorreportedatearliestopportunity,

t.

NDBRAKES.Footbrakesshouldstop

ty2ofthetotal pedaltravel.Pedalshould

eforemeetingresistance,andreturnto off

pressureisreleased.Handbrakeshould

reasonableincline,leaving%*ol/iof


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chshouldreleasefullytoallow easy

bduring engagement,orslipwhenfully

lshouldhave1%inchfree travelbefore

ustreleasefullywithoutstrikingbottom

N.Gearsshouldshifteasilyandnot

peration.

ansferunitshouldshifteasilyand

g operation.

ONTROLS.Beonthealert fordefi-

ancesuchaslackofusualpower,misfiring

r vibration,indicationsofoverheatingor

e.Observeifenginerespondstoallcontrols

inproperadjustment,andnotexces-

TE:Ifradio interferenceisreported

erwillcooperatewiththeradio operator

42).

S.Observereadingsofallinstruments

ontobesureunits towhichtheyapplyare

dingshouldshow30 to50pounds

ationwithalllampsandaccessories

dindicateapositive(+ )chargeabove

fullychargedbatteryitmayregisterzero.

ssivenegative( )readings.

age.Readingshouldincreasegradu-

maloperatingrange,160Fto 185F.

re200F.

shouldindicateactualvehiclespeed

stertotalaccumulatedmileage.

AR.Noteanyindicationofloosenessor

wandering,shimmy,wheeltramp,orunusual

R.Beonalert foranyunusualoperat-

efromwheels,axles,orsuspensionunits,

essordamage,orunder-inflatedtires.

ynoiseor abnormalconditionthat

osetoptarpaulinorcurtains,looseor dam-

d,ormountedbodyattachments.

regardedasminimummaintenance

performedunderalltacticalconditions

vemaintenanceservicesmustbeslighted

vicesconsistofinvestigatinganyde-

eration,inspectingitemslistedbelowac-


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DGE)

followingtheitems,andcorrectingany

enciesnotcorrectedshouldbereported

dindividualinauthority.

DWATERSUPPLY.Seethatfuel,engine

dequatetooperatethe vehicletothe

curely.If engineishot,fill radiator

ngat afastidle.

ES:HUBS,BRAKEDRUMS,TRANSFER,

ES.Placehandcautiouslyoneachbrake

ifitis abnormallyhot.Inspecttransfer

ehousingsforexcessivelubricantleakage.

ANSFERVENTS.Inspectventsfordam-

HAFTS.Inspectalldriveshaftsand

eignmatterwoundaroundshaftsor joints.

SUSPENSIONS.Inspectforbrokenor

magedspringparts.

KAGE.Examineallsteeringcontrol

onsforloosenessordamage.Investigateany

uringoperation.

LANGENUTS.Seethatall wheelside

ngenutsare presentandsecure.

all tiresforunder-inflationordam-

edincarcasses.Seethatspareisinflated

RAL).Lookundervehicleandwithin

ndicationsofleakageoffuel,oil,orcoolant.

urceand correctorreportthem.

ESANDBELTS.Examineallaccessible

age.Besure fanbeltisadjustedto %inch

.Ifradiointerferencewasreported,examine

essionunitsin enginecompartmentfor

ntings.Givespecialattentiontoresistor-

anddistributor.

RS.Ifoperatingunderextremelydusty

taircleanerandbreathercapto seethat

eliverproperly.Serviceasnecessary.

DBUMPER.Inspectfrontandrear

osenessordamage.

NNECTIONS.Inspectallconnectionsfor

urelockingdevicesaresecure.

D,ANDTARPAULINS.Inspectallitems

ofloosenessorshifting.

nallwindshield,door,window,mirror,

rglassandinspectfor damage.


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DWEEKLYSERVICE.

ngisparticularlyimportantbecause

ectshisvehicletodetectanydeficiencies

andcorrectsthoseheis permittedto

romptlytothe designatedindividualin

inspection.Ifthisscheduleisperformed

ouldbereadytoroll againonamoment's

tionService,withafewexceptions,isthen

nwhetherthevehicleisin thesamecondi-

oncompletionoftheAfter-operation

onServiceshouldneverbeentirelyomitted

tuations,butmaybereducedto thebare

inedfortheAt-haltServiceifnecessary.

ormingtheAfter-operationService

andconsideranyirregularitiesnoticed

re-operation,During-operation,andAt-halt

tionServiceconsistsofinspectingand

ms.ThoseitemsoftheAfter-operation

yanasterisk(*) requireadditionalweekly

orwhichareindicatedinstep(b) ofeach

ATION.Accelerateanddecelerate

ncytomissor back-fire.Listenforany

hatmayindicatewornor inadequately

untings,incorrectfuelmixtureorfaulty

exhaustsmoke.Investigateandcorrect

notedduringoperation.

S.Checkallinstrumentstobesure

correctengineperformance.Inspectthem

Stopengine.

DWATERSUPPLY.Fillfueltankand

ication.Checkcrankcaseoilandcoolant

rytobring tocorrectlevel.Infreezing

eamountofcoolantisnecessary,have

andaddsufficienttoprotectcoolingsystem

dcoolantwhileengineis toohot.Fillall

ans,if supplyhasbeenused.

NDSHIELDWIPERS.Inspecttoseeif

amaged.Iftacticalconditionspermit,test

ndtone.

EARVISIONMIRROR.Cleanallglass

ordamage.

S)ANDREFLECTORS.Inspectfor

cticalsituationpermits,testalllamps and

ion.Cleanlenses.

ISHER.Inspectforloosenessordam-

guisherhas beeninuseor valvesopened,

ge.


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DGE)

ATOR.Inspectforloosenessor damage

ort forrefillorexchange.

DVOLTMETER.

at itisclean,secure,andnot leaking

capsare fingertight.

ttery.Ifterminal connectionsor

andapplyfresh,thincoatingof grease

fsolutionandadd waterifrequired.Dur-

otaddwateruntil justbeforeoperation.

besecure,andbatterynot bulgingor

mountingscautiouslysoasnotto damage

ESANDBELTS.Inspectunitssuchas

,generator,startingmotor,fan,water

orunit,andoilfilter,for looseness,damage,

onandadjustmentoffanbelt.Shouldhave

ection.Investigateandcorrectorreport

ringoperation.

LWIRING.Inspectallignitionandacces-

oosenessor damage;wipeoffgreaseor

is supported,soasnottochafeagainst

neresistor-suppressorsatsparkplugsand

rescorchedordamaged.

ERANDBREATHERCAP.

damage.Examineoilin reservoirs

sivedirt.Whenoperatinginsandy ordusty

iceengineaircleaner,crankcaseventilator

oroutletfilterelementasoftenas necessary.

neaircleanerandcrankcasebreather

washindry-cleaningsolvent,refilloil-bath

oilandinstall securely.Onelementtype

eaningsolvent,dry,dipincleanengine

gasketssealproperlyandthatjoints and

R.

amage,andfuelleaks.

pluganddrainoffall accumulated

showsexcessivedirtorwater,remove

entindry-cleaningsolvent.Donot dis-

ceallunserviceablegaskets.NOTE://ex-

eporttohigher echelonforcleaningoffuel

TROLS.Examineallengineoperating

ess,damage,excessivewear,andadequate

ingspares,fordamageand excessive

edforeignmatter,suchasnails,glass,or


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eckforlowpressuresandproperposition

eofvalvecaps.Inflateto 40pounds

ywornorotherwiseunserviceabletires.

owabnormalwearshouldberelocatedto

.Apparentmechanicaldeficienciescausing

tedforattentionby higherechelon.

DSUSPENSIONS.Inspectforlooseness

ngsag,shiftedspringleaves,andshock

gateanynoiseorunusualconditionnoted

NKAGE.Inspectforlooseness,damage,

estigateanyunusualoperatingcondition

SHAFTS.Inspectalldriveshaftsand

essordamageandexcessiveoilleaks.Re-

woundaroundshaftsorjoints.

RANSFERVENTS.

ngandtransfercaseventsarepresent,

n.Inspectforindicationsofexcessive

nts.

ssiblevents,cleanoutpassagesand

ERAL).Lookinenginecompartment

ationsoffuel,engineoil, coolant,shock

ear oilleaks.

VELS.Checkgearoillevelsin differ-

smissionandsteeringgearhousing,and

s arefromloweredgeoffiller hole(hot)

DBUMPERS.Inspectfrontandrear

osenessordamage.

NNECTIONS.Inspecttowinghooks,pintle

insfor looseness,excessivewearordamage.

D,ANDTARPS.Inspectcabandbody

oseparts.Examinetoptarpaulinand side

ots orotherdamage,andseethat they

rgois secureandproperlydistributed.

ndtheirhardwareto seeiftheyarein

elymounted,andthattheyoperate

blyforloosenessordamageandex-

earhousing.See thatwinchdriveshaft

slidingclutchoperatesfreelyandlocks

eenoperatedin deepwater,sample

on.Ifwaterispresent,reportcondition.


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DGE)

pbankwiththewinch.Releaseengine

ackdown,thebrakeneeds adjusting.

undunevenly,unwindentirelength,clean

rewindevenlyonwinchdrum,applyinga

roilwhilewinding,andsecurecablechain

towhooks.NOTE:Clean,usedoil is

.

orexternalassemblynutsor screws

ehasindicatedthenecessity.

sidering,mountingandaxleflange

gU-bolts,shacklesandreboundclips;

flanges;enginemountings,transfercase

,towingconnections,oranyothermount-

rewsthatinspectionorexperienceindicates

ormileagebasis.

EASNEEDED.

as shackles,hinges,latches,control

anypointwhereinspectionhasindicated

needed.

ointsofthevehicleindicatedon the

71,asneedinglubricationonaweeklyor

INEANDVEHICLE.

oroildrippingsfrominside caband

mpartmentandexteriorofengine.Wipe

romentire vehicle.

whenpossibleorwipeoffthoroughly.

gepatternforrustor forbrightspotswhich

ns.Seethatvehiclemarkingsarelegible

reasons.CAUTION://vehicleisdriven

emustbetaken toseethatwateror dirt

rings,gear casesorbrakes,oronelectrical

DEQUIPMENT.

eandtoolliststo seethatallitemsare

eethatthey areingoodconditionand

ed(pars.25and26).

andequipmentof rustordirt,and

necessary,whenpossible.Seethattools

rpand properlyprotectedandthatall

edorstowed.


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alpartof preventivemaintenance,

entthe serviceabilityofpartsand

sforthismaterielareconsolidatedin

).Thesespecifythepointsto belubri-

ation,andthelubricantto beused.In

eGuide,othersmallmovingparts,such

stbelubricatedat frequentintervals.

maynotbe possibletosupplyacom-

antscalledforbytheLubricationGuide

tions.Itwillbenecessarytomakethe best

ecttoinspectionbythe officerconcerned,

nsibleordnancepersonnel.

ollowingnotesapplytotheLubrica-

s33 through38illustrateindetail various

note referencesintheGuideitself(fig.

phbelowhavingthecorrespondingnumber:

eapplyinglubricant.Lubricateuntil

mthebearing,unlessotherwisespecified.

spointsafterwashingtruck.

ndicatedarefornormalservice.For

ed,heat,water,sand,mud,snow,rough

tervalbyone-thirdorone-half,ormore,

ngsolventorDieselfueloilwillbe used

Useofgasolineforthis purposeispro-

oroughlydrybeforerelubrication.

checklevelandrefilloilreservoirof

evel withusedcrankcaseoilorOIL,

FandSAEfrom+32Fto 0F.From

ock-absorber,light.Below 40F

y.Every1,000miles,dailyunder extreme

ndwashallparts.Every1,000miles,wash

ircleanerandventilatoroutletpipeair

earsideof engine)andsaturatefilter

aseoilorOIL,engine,SAE30above+32F

0F.Drainoffexcessoilbeforeinstalling.

UID,shock-absorber,light.Below

replacedry.


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DGE)

KLE).

VEHICLE.

VEHICLE.

T).

ITH

VEHICLE.

YOKE

G)

VEHICLE.

VEHICLE.

L).

VEHICLE.

ALS

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ywhenengineishot.Toaid incom-

dof thetruckshouldbeslightlyhigher

LL"markongage.Runengineafew

vel.CAUTION:Levelshouldbeat"run-

between"FULL"and"y2FULL"marks

gageindicatesoil iscirculating.

0miles,drainsediment.Every6,000

rbecomesclogged,drainfilter,cleaninside

ngineafewminutes,checkcrankcaselevel

ULL"markongage(SAE30 above

efer toOFSB6-11).

checklevelwithtruckonlevelground

cantto*/2inchbelow pluglevelwhen

hot.Winchgearcaseandsteeringgear

evelatall times.Drainandrefillat

e.Drainonlyafteroperation.Keepvents

ofill,disconnectlinkageatlowerend.

ug.Removeplugandfill tolevelwith

ht.Pumparmup anddowntoexpel

untilnomore fluidcanbeadded.Install

ONTWHEELS).Withtruckonlevel

ttomofball endofaxlehousingand

topof steeringknuckleuntillubricant

Replacebottomplug.Everysixmonths,

packeachjointwithonepoundoflubri-

.

NDSUPJOINTS.ApplyGREASE,

ove+32FandNo.0 below+32F,to

flowsat endsofcrossandto slipjoint

mendof slipjoint.Iflubricantdoes not

ses,apply"C"clampif availableand

ubricantappeared;thenrelubricate.This

ntoall bearings.

NDER.Every1,000miles,inspectlevel

Add sufficientFLUID,brake,hydraulic,

mtopofopeningin reservoir.Reportat

leakage.

6,000miles,wipedistributorbreaker

generalpurpose,No.1above+32F

lubricatebreakerarm pivotandwick

odropsofOIL,engine,SAE30above

0F;andOIL,lubricating,preservative,

emovebearingconeassembliesfrom

nside ofhub.Inspectbearingracesand

hespindleandinsideof hubandhubcap

pose,No.2,toamaximumthicknessof


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DGE)

OFVEHICLE.

WCLUTCH

OFVEHICLE.

FRONT

.

FVEHICLE.

5

tings


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CROSS),8

THWINCH.

VEHICLE.THE

THETRANS-

ASESHAFT

HCOVERED

ONTCOM-

LANCE.

LEFTSIDEOF

RANDAPPLY

OILTO

SEETHATNO

KERPOINTS.

.

VEREDOPEN-

MENTFLOOR.

ANDSLIDE

HTEN

D).

LEFTSIDEOF

tings


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DGE)

ANDBRAKE

NKAGEAND

USHINGWICK.

VEHICLE.

NNECTIONS

EASEFORK

CLUTCH

UG).

.

LEFTSIDEOF

UG).

N.

VEHICLE.

T.

N.

VEDRAIN

IN.

T.

NGS.

RNGADJUST-

,'/ AND

FVEHICLE.

tings


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CASE

.

VEHICLE.

.

VEDRAIN

N.

REMOVE

6ANDKa-IN.

OFVEHICLE.

R PLUG.

MOVEDRAIN

.

G).

.

VEHICLE.

VEDRAIN

.

UNSCREW

FITTING

SNOT

NCH,OPEN

VEHICLE.

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67/354

DGE)

t.Washbearingconesandgreaseseals.

essary.LubricatebearingswithGREASE,

thapackeror byhand,kneadinglubri-

bearing.Useextremecaretoprotectbear-

atelyreassembleandreplacewheel.The

sufficienttoprovidelubricationuntilthe

tfill huborhubcap.Anyexcessmight

brakedrum.

eachuse.cleanandoilwithused crank-

E30 above+32FandSAE10from

ricating,preservative,special,below

otbeenused,coatouter coilswithused

TOR

ator

e,SAE30abovef 32FandSAE10

lubricating,preservative,special,

ndentirecable,cleanandoil.

ING.Whenclutchisdisassembledfor

ndrepackwithGREASE,generalpurpose,

ry1,000mileslubricatetransfercase

ootpedallinkage,winchcontrollinkage,

shieldhingesandlocks,andambulance

OIL,engine,SAE30above-)32F:

OIL,lubricating,preservative,special.


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otoilthrottlecontrollinkage.Alsocoat

ges,checksandstrikerplateswithGREASE,

ove+32FandNo.0 below+32F.

Every1,000miles,applyFLUID,brake,

berlinkbushings.CAUTION:Donotuse

oLUBRICATIONSERVICE.Thesearethe

neratorbearings(6-volt),andfan.

ubricationandservicebelow0F,refer

ubricationinstructionsareclosely

sused,andsatisfactory,resultsarenot

adeto theordnanceofficerresponsible

materiel.Acompleterecordoflubrication


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GE)

STOWAGEONTHE

ent25

EQUIPMENT.

andequipmentsuppliedwithall

tratedin figure40.Spaceforcarrying

videdin eachvehicleasfollows:

LEPHONEMAINTENANCE,ANDEMER-

rovidedunderfrontseats.

S

boxbuiltunderthe driver'sseat.

aceprovidedtotherearofthe rightwheel

kerboxesalongtherightand leftsides

deckcompartment.

icleis equippedwithakit,contain-

edinfigure39.Thekit islocatedinthe

map board.


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TOWAGEONTHEVEHICLE

KET

NCH

LES)

E

N

SRECESS,

SRECESS,

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DGE)

TENANCEINSTRUCTIONS

NS

cementrecord26

TREPLACEMENTRECORD.

cleissuppliedwithacopyof AGO

esameansof keepingarecordofeach

unitassemblyreplaced.Thisformin-

clenameandU.S.A.RegistrationNumber,

formationpertinenttotheworkaccom-

ntthattheformbeusedas directedand

hicleuntilthevehicleisremovedfrom

sonnelperformingmodificationsor

cementmustrecordclearlyontheform

ompletedandmustinitial theformin

eneachmodificationiscompleted,record

eage,andMWOnumber.Whenmajor

ngines,transmissions,transfercases,are

hoursand/ormileageandnomenclature

rrepairsand minorpartsandaccessory

recorded.

onreceiptbyathirdor fourth

vehicleformodificationorrepair,main-

ordtheMWOnumbersofmodifications

fAGOFormNo.478.


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T

reconditionedvehicleisfirstreceived

tis necessaryforsecondechelonpersonnel

otthe vehiclewilloperatesatisfactorily

rthispurpose,inspectall accessories,sub-

ools,andequipment,toseethattheyarein

ed.Inaddition,theywillperforma run-in

directedin AR850-15,paragraph25,

eduresinparagraph28 below.

es.Deficienciesdisclosedduringthe

illbetreatedasfollows:

eswithinthescopeofthemaintenance

zationbeforethevehicleis placedin

ondthescopeofthemaintenance

zationtoa higherechelonforcorrection.

riousnaturetothe attentionofthe

URES,

eethattheportableextinguisheris

on.Testit momentarilyforproperopera-

.

R.Fillfueltank.Checkcrankcaseoil

andcoolantas necessarytobringto

forexpansioninfueltankand radiator.

estvalueofantifreezeandadd asneces-

temagainstfreezing.CAUTION://there

aporsteeringwheelconcerningengineoil

ctionsontagbeforedrivingthevehicle.

uelfilterforleaks,damage,andsecure

ns.Drainfiltersedimentbowl.Ifany

terordirtis present,removebowl,and

dry-cleaningsolvent.Alsodrainaccumu-

ottomoffueltank.Drainonlyuntil fuel

meterandvoltagetestofbattery,and

ectrolyte%inch aboveplates.

EATHERCAP.Examinecarburetorair

reathercap,andventilatoroutletfilter


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DGE)

oodconditionand secure.Cleanelements

cleanersto properlevelwithfreshoil.

entincleanoil. Reinstallallunitssecurely.

oodconditionandthatductsand air

.

LTS.Seethataccessoriessuchascar-

tor,crankingmotor,distributor,fan,water

curelymounted.Makesurefanandgen-

condition,andadjustedtohave% inch

.

Examineallaccessiblewiringandcon-

oodcondition,securelyconnected,and

s,includingspare,areproperlyinflated

msare incorrectposition;allvalvecaps

spectfordamage,andremoveobjects

sses.

UTS.Seethatallwheelmountingand

tand secure.

ER.Examinefendersandfrontbumper

.

ONS.Inspecttowhooksandpintlehook

Seethatpintlehook operatesproperlyand

INS.Inspectbodyfordamageandloose

achmentsanditemsofspecialequipment

examinetarpaulinsandcurtainswhere

efastenings.Besuredoors fit,close,and

ssfordamage.Seethatanywindowlift

areisingood operatingconditionand

fetystraps,floorboardsandskidstrips,

ntsforgoodcondition,correctassembly,

hfordamage,securemounting,and

mechanismforproperoperation.Test

sdrumforspinning andascableis

ar,damage,andadequatelubrication.

kebyplacingvehicleattopofsteep

etoanothervehicleatbottom.While

hill,releaseengineclutch;iftowedvehicle

dsadjustment.Startloweringvehicle

woutengineclutch;iftowedvehicle

rethanoneortwo inches,brakeneeds

ertest,rewindcableevenlyandtightly

eancablethoroughlyand applyafilm

acompletelubricationofthevehicle,

ordingtotheinstructionsontheLubri-

eptgearcases,wheelbearings,andother


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T

to(13).Checkallgearcase-oillevels,

ng tocorrectlevel.Changeonlyifcon-

ecessity,orifgearoilis notofproper

herictemperature.Performitems(15)to

NSIONS.Inspectfrontandrearsprings

y areingoodcondition,correctlyas-

bushingsandshacklepinsarenot exces-

Seethatallsteeringarms,rods and

onditionandsecure;andthatgear caseis

leakingexcessively.

nspectallshaftsand universaljoints

ondition,correctlyassembled,alined,secure,

y.

RVENTS.Seethataxlehousingand

sent,ingoodcondition,andnot clogged.

ketobesureit opensandclosesfully

chokebutton.

artengineandnoteifcrankingmotor

enginehasanytendencytowardhard

orun engineatfastidleduring warm-up.

okebuttonsoenginewillrun smoothly,

gandoildilution.

ediatelyafterenginestarts,observe

ory.(Normaloperatingpressure,hot,at

0pounds,atidlespeed15 pounds.)Stop

dicatedin30seconds.

houldshowslightpositive(!)charge.

teduntilgeneratorrestoresto battery,

ginetemperatureshouldrisegradu-

d,tonormalrange,160Fto 185F.

ouldregister "FULL"iftankhas

Observeifenginerespondsproperlyto

eratewithoutexcessiveloosenessorbinding.

ELDWIPERS.Seethattheseitemsarein

e.Iftacticalsituationpermits,testhorn

ne.Seeif wiperarmswilloperatethrough

adecontactsglassevenlyandfirmly.

EWMIRROR.Cleanallbodyglass and

ctforloosenessanddamage.Adjustmirror

REFLECTORS.Cleanlensesandinspect

damage.Iftacticalsituationpermits,


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DGE)

itchestoseeiflampsrespond.properly.

ookundervehicle,andwithinengine

onsoffuel,oil,coolant,andbrakefluid

ndtosourceandcorrector reportthem

ENT.Checktoolsshowninfigures39and

present,andsee thattheyareserviceable

towed.

efollowingprocedures(1)to(10)

estof thevehicle.Onvehicleswhichhave

oreinthecourseof deliveryfromthe

nization,reducethelengthof theroad

ecessarytomakeobservationslistedbelow.

ationofthevehicleat speedsapproach-

edonthecautionplateshould beavoided

NDGAGES.Donotmovevehicleuntil

hes135F.Maximumsafeoperatingtem-

ereadingsofammeter,oil,temperature,

heyareindicatingtheproper functionof

y.Also seethatspeedometerregisters

odometerregistersaccumulatingmileage.

AND.Testservicebrakestoseeifthey

ithoutsidepull,chatter,orsquealing,and

is 7/]Hinchbeforemeetingresistanceand

rplateclearanceis*/2inch.Parkingbrake

asonableincline,with% toValever

AUTION:Avoidlongapplicationof

eevenlyseatedtodrums.

tchoperatessmoothly,withoutgrab,

gement,orslippageunderload,whenfully

as\y%inchfree travelbeforemeeting

otride clutchpedalunnecessarily,and

enewclutchseverely,untildriven and

eproperlywornin.

RANSFER.Gearshiftmechanismshould

ly,andgearsshouldoperatewithout

out ofmesh.Testfrontaxledeclutching,

anism(onvehiclessoequipped)forproper

eeringactionforbindingorlooseness,

lltoone side,wander,shimmy,orwheel

racket,andwheelaresecure.

rtforanyabnormalengineoperating

noise,suchaslackofpullingpoweror

isfiring,stalling,overheating,orexcessive

fenginerespondsproperlytoallcontrols.

nthealertthroughoutroadtest forany

ndattachments,runninggear,suspen-


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T

tindicatelooseness,damage,wear,inade-

rinflatedtires.

ILEINTERVALSFORSERVICES(9)AND

tiouslyhand-feeleachbrakedrumand

mperatures.Examinetransmission,trans-

ousings,forindicationsofoverheatingand

atseals,gaskets,orvents.NOTE:Transfer

rmallyhigherthanothergearcases.

nning,andfuel,engineoil, andcooling

ookwithinenginecompartmentandunder

aks.

intest,correctorreportany defi-

neralconditionofvehicletodesignated


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DGE)

NTIVEMAINTENANCE

vemaintenanceservices29

EVENTIVEMAINTENANCE

ntenanceinspectionsandservicesarea

functionoftheusing arms,andarethe

dersofoperatingorganizations.

uencyofthepreventivemaintenance

consideredaminimumrequirementfor

es.Underunusualoperatingconditions,

tures,dustyorsandyterrain,itmay be

ainmaintenanceservicesmorefrequently.

CIPATION.Thedriversshouldaccom-

sistthemechanicswhileperiodicsecond

enanceservicesareperformed.Ordinarily,

hevehiclefor ascheduledpreventive

easonablycleancondition:thatis,it

edwithmudorgreaseto suchanextent

ngwillbeseriouslyhampered.However,

ashedor wipedthoroughlyclean,since

uchascracks,leaks,andloose,orshifted

reevidentif thesurfacesareslightly

n thosewhicharecontainedinthe

p(4)or thespecificproceduresinstep(5)

forthecorrectperformanceofapreven-

,orforcorrectionofadeficiency,other

tainingtothe iteminvolved,oradesig-

ty,shouldbeconsulted.

S.Thesegeneralproceduresarebasic

efollowedwhenperformingtheservices

pecificprocedures.NOTE:Thesecond

ethoroughlytrainedintheseprocedures

mautomatically.

edsubassembliesareinstalledto cor-

ouldbetakentoseethatthey areclean,

lylubricated,andadjusted.

ricantretainerseals,a coatingof

edoverthe sealingsurfaceofthelipof

l isaleatherseal,it shouldbesoaked

mifpracticable)foratleast30 minutes.

beworkedcarefullybyhandbefore

mustnotbescratchedormarred.


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NTIVEMAINTENANCE

ofeachitemappliesalso toanysup-

ction,andusuallyincludesachecktosee

ngoodcondition,correctlyassembled,

rn.Themechanicmustbethoroughly

planationsoftheseterms:

condition"isusuallyan external

mineiftheunit isdamagedbeyondsafe

erm"goodcondition"isexplainedfurther

bentor twisted,notchafedorburned,

bareor frayed,notdentedorcollapsed,

toseethatit is"correctlyassembled"

linspectionto seewhetherornotit isin

tioninthe vehicle.

todetermineifitis "secure"isusually

ation,awrench,hand-feelorapry-bar

aninspectionshouldincludeanybrackets,

ckingwires,orcotterpinsusedin assembly.

beunderstoodtomeanworncloseto,

its,andlikelytoresultin afailureifnot

cheduledinspection.

eareindicatedbyrepeatingtheitem

hichshowtheintervalat whichtheserv-

andshowthattheparts,orAssemblies,

datoryservices.Forexample,anitem

umnsoppositeatightenprocedure,means

ofthe objectmustbeperformed.The

ryadjustmentsinaccordancewith

smanual,specialbulletins,or othercur-

vehiclewithdry-cleaningsolventto

dirt,andotherforeignmaterial.Afterthe

emin cleanfluidanddrythemthoroughly.

s cleanuntilreassembledandbecertain

yfromrubberor othermaterialthatit

protectivegreasecoatingfromnewparts

ynot agoodlubricant.

applieseithertolubricationoper-

n thevehicleLubricationGuide,orto

uchguides,butwhichshouldbeperformed

ntenanceoperations,ifpartshavebeendis-

orservice.

stsofperformingspecialoperations,

rywater,drainingandrefillingunits with

ngtheoil andfuelfilterorcartridge.

perationsshouldbeperformedwith

forceonthewrenchhandle)totightenthe

chanicalpractice.Useatorque-indicating


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DGE)

assis


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NTIVEMAINTENANCE

FTFRONT

DERLEFT

LEANER

DBRAKE

UMNJACKET

EFTREAR

ERLEFT

DBRAKE

ECTOR

PLEFT

RUM

VERNOR

DERRIGHT

G

RIGHTFRONT

NDBRAKE

EANER

SHIFTLEVER

RIGHTREAR

DERRIGHT

NDBRAKE

IT)

AMPRIGHT

HT

pViewofChassis

Donotovertighten,asthismaystripthreads

ningwillalwaysbeunderstoodtoinclude

ockwashers,locknuts,andcotterpins,

tening.

itdifficulttoperformthe complete

proceduresatonetime,theycan sometimes

nningtocompleteall operationswithin

ailabletimeat halts,andinbivouacareas,

arytoassurethatmaintenanceoperations

tedbythetacticalsituation,itemswith

mns,shouldbegivenfirst consideration.

eventivemaintenanceproceduresthat

oseoutlinedonW.D.AGOFormNo.

veMaintenanceServiceWorkSheetfor

ehicles.Certainitemsontheworksheet,

ehicle,arenotincludedinthe procedures


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DGE)

fChassis


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NTIVEMAINTENANCE

LE

IGHT

ADJUSTING

TIALAND

BOLT

AFTAND

OLT

DJUSTING

LE

NG

LE

ND

DJUSTING

EFT

K

NDER

BOLT

ELLERSHAFT

BOLT

FTAND

TIALAND

ADJUSTING

KLE

tomViewofChassis

mnsatitsleftedgecorrespondingtothe

milemaintenancerespectively.Veryoften

cularproceduredoesnotapplyto both

norderto determinewhichprocedureto

mncorrespondingtothemaintenancedue,

berappearsperformtheoperationsindi-

tuationdoesnotpermita

eitemswhichrequire little,

hicle.Whenaroad testis

referably5milesandnot

Perform-theBefore-oper-

inparagraph19.


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DGE)

dshowapositive( +)

startingengine.Withbattery

ayshowzerooronlyslight

vestigatedischarge()

cessoriesturnedoff.

GE.Readingshouldincrease

ormaloperatingtempera-

mumsafetemperatureis

eedometerandodometerare

registerapproximateamount

hieldWipers.Iftactical

nforproperoperationand

irror andwipersareingood

toperationofwipermotors

ontactglassevenlyand

ange.

tvariousspeedsduringroad

sforeffectiveness,pullto

chatter.Pedalshouldhave

emeetingresistance,and

nwhen releasedwithout

rt.

eonreasonableincline;

erveifit latchesandholds

verhas%tol/3travel in

ouldbe\y%inchbefore

hshouldstoptransmissionen-

ing.Noteanyunusualnoise

hichmayindicateunsatisfac-

transmissioningear,noteany

bwhenclutchis engagedor

under load.

rCase.Transmissionlever

rrangepositioneasily.Test

see thatfrontaxleengages.

that mayindicateloose

ornorinadequatelylubricated

otion,observewhetherthere

essor bindingoranytend-

orpulltoone side.


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84/354


85/354

DGE)

AUTION:Cylinderheads

essthere isdefiniteevidence

ecessary,usetorque-indicating

nutsinthe propersequence

oundstension(par.58).

valvestemclearanceonlyif

clearance,0.010inch"go",

earancestoabovespecifica-

elywithnewgaskets.

ry.Inspectcaseforcracks

terminals,bolts,straps,and

dition.Testspecificgravity

ecordon W.D.AGOForm

eadingsbelow1.225indicate

edorreplaced.Forextremely

ve)seeparagraph88.Add

ring batterysolution*/2inch

getestaccordingtoinstruc-

hichaccompanytestin-

geonW.D.AGOFormNo.

otbe morethan30percent.

stbeabove1.225tomake

oval,wipeoffplugsand

mageorindicationsofcom-

epressionsin cylinder

Lookforbrokeninsulators,

deposits,andforburned

oroughly.Ifplugcleaneris

rreconditionedplugs.

ntil item21hasbeen

o0.025inchby bendingonly

ompressionwithallspark

sionpressureatcrankingspeed

nds.Thereshouldnotbemore

etweencylinders.Record

backofworksheet,FormNo.

dling,examineexteriorof

gineand checktoseeifoil

hangeisdue, orconditionof


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86/354

NTIVEMAINTENANCE

draincrankcaseandrefillto

tagainstartengineuntil

ed.

tfilterand externalengine

goodcondition,secure,and

bodydrainpluganddrain

rcartridgeandcheckcondi-

due,or conditionindicates

hnewcartridgebeingsure

hten coveranddrainplug

ntings,Hose,Capand

d,OverflowPipe

tm9-808 dodge 3/4 ton 4 x 4 truck

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