1967 corvette - vintage air1967 corvette with factory ac 564166 904147 rev b 7/16/14, inst 67...
TRANSCRIPT
1967 CORVETTE WITH FACTORY AC
564166
904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 1 OF 26
an ISO 9001:2008 Registered Company
2904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 2 OF 25
PAGES
Table of Contents
1. COVER 2. TABLE OF CONTENTS 3. PACKING LIST / PARTS DISCLAIMER 4. INFORMATION PAGE 5. WIRING NOTICE 6. ENGINE COMPARTMENT FIGURE 1 7. CONDENSER ASSEMBLY, COMPRESSOR & BRACKET, PASSENGER COMPARTMENT FIGURES 2 & 2a 8. DEFROST DUCT INSTALLATION & FIREWALL MODIFICATION FIGURES 3, 3a & 4 9. FIREWALL MODIFICATION CONT. FIGURES 5 & 5a10. KICK PANEL COVER INSTALLATION & EVAPORATOR INSTALLATION FIGURES 6, 6a, 6b & 7 11. BRACKET INSTALLATION FIGURE 812. EVAPORATOR INSTALLATION CONT. FIGURES 9 & 1013. FIREWALL BLOWER COVER INSTALLATION & FIREWALL COVER INSTALLATION FIGURES 11, 11a, 12 & 12a14. DRIVER & PASSENGER SIDE COURTESY LAMP INSTALLATION & LUBRICATING O-RINGS, A/C HOSE INSTALLATION & MODIFIED A/C HOSE KIT FIGURES 13, 13a & 1415. HEATER HOSE & HEATER CONTROL VALVE INSTALLATION FIGURE 1516. DRAIN HOSE INSTALLATION & PASSENGER SIDE UNDER DASH LOUVER INSTALLATION FIGURES 16 & 1717. DRIVER SIDE UNDER DASH LOUVER INSTALLATION & DRIVER & PASSENGER SIDE CONSOLE PANEL INSTALLATION FIGURES 18 & 1918. FINAL STEPS FIGURES 20 & 2119. CONTROL PANEL & DUCT HOSE ROUTING FIGURE 2220. WIRING DIAGRAM21. GEN IV WIRING CONNECTION INSTRUCTIONS22. OPERATION OF CONTROLS23. TROUBLE SHOOTING INFORMATION24. TROUBLE SHOOTING INFORMATION CONT. 25. EVAPORATOR KIT PACKING LIST
3904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 3 OF 25
** BEFORE BEGINNING INSTALLATION OPEN ALL PACKAGES AND CHECK CONTENTS OF SHIPMENT. PLEASE REPORT ANY SHORTAGES DIRECTLY TO VINTAGE AIR WITHIN 15 DAYS. AFTER 15 DAYS, VINTAGE AIR WILL NOT BE RESPONSIBLE FOR MISSING OR DAMAGED ITEMS.
EVAPORATOR KIT564166
EVAPORATOR KIT PACKING LIST
1.
No. QTY. PART No. DESCRIPTION
2.11
744010784168
1
ACCESSORY KIT784168
2
63-67 VETTE w/ ACEVAP SUB CASE
744010
63-67 VETTE w/ AC EVAP SUB CASEACC KIT 67 VETTE w/ AC
NOTE: IMAGES MAY NOT DEPICT ACTUAL PARTS AND QUANTITIES.REFER TO PACKING LIST FOR ACTUAL PARTS AND QUANTITIES.
4904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 4 OF 25
Use of Any Other Refrigerants Will Void All Warranties of the Air Conditioning System and Components. Use of the Proper Type and
Amount of Refrigerant Is Critical to Proper System Operation. VintageAir Recommends Our Systems Be Charged By Weight With a Quality
Charging Station or Scale.
Service Info:
Safety Switches:
Important Notice—Please Read
Attention: The following system components are capped: Compressor, evaporator, condenser & drier. Caps may be under pressure with dry nitrogen. Be careful removing caps. Do not remove caps prior to installation. Removing caps prior to installation will cause components to collect moisture and lead to premature failure and reduced performance.
Evacuate the system for 35-45 minutes with system components (Drier, compressor, evaporator and condenser) at a temperature of at least 85° F. On a cool day, the components can be heated with a heat gun OR by running the engine with the heater on before evacuating. Leak check and charge to specifications.
For Maximum System Performance, Vintage Air Recommends the Following:
Heater hose may be purchased from Vintage Air (Part# 31800-VUD) or your local parts retailer. Routing and required length will vary based on installer preference.
Vintage Air Systems Are Designed to Operate With R134a Refrigerant Only! Use of Any Other Refrigerants Is a Fire Hazard and Could Damage Either Your Air Conditioning System or Your Vehicle.
Refrigerant Capacity for Vintage Air Systems:(For other systems, consult manufacturer’s guidelines)
R134a SystemCharge with 1.8 lbs. (1 lb., 12 oz.) of refrigerant.
Lubricant Capacities:New Vintage Air-supplied Sanden Compressor: No additional oil needed (Compressor is shipped with proper oil charge).All Other Compressors: Consult manufacturer (Some compressors are shipped dry and will need oil added).
Your Vintage Air system is equipped with a binary pressure safety switch. A binary switch disengages the compressor clutch in cases of extreme low pressure conditions (Refrigerant Loss) or excessively high head pressure (406 PSI) to prevent compressor damage or hose rupture. A trinary switch combines Hi/Lo pressure protection with an electric fan operation signal at 254 PSI, and should be substituted for use with electric fans. Compressor safety switches are extremely important since an A/C system relies on refrigerant to circulate lubricant.
Heater Hose (Not Included With This Kit):
To ensure a watertight seal between the passenger compartment and the vehicle exterior, for all bolts passing through the cowl and/or firewall, Vintage Air recommends coating the threads with silicone prior to installation.
Bolts Passing Through Cowl and/or Firewall:
5904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 5 OF 25
Important Wiring Notice—Please Read
Some Vehicles May Have Had Some or All of Their Radio Interference Capacitors Removed. There Should Be a Capacitor Found At Each of the Following Locations:
1. On the positive terminal of the ignition coil.2. If there is a generator, on the armature terminal of the generator.3. If there is a generator, on the battery terminal of the voltage regulator.
Most alternators have a capacitor installed internally to eliminate what is called “whining” as the engine is revved. If whining is heard in the radio, or just to be extra cautious, a radio interference capacitor can be added to the battery terminal of the alternator.
It is also important that the battery lead is in good shape and that the ground leads are not compromised. There should be a heavy ground from the battery to the engine block, and additional grounds to the body and chassis.
If these precautions are not observed, it is possible for voltage spikes to be present on the battery leads. These spikes come from ignition systems, charging systems, and from switching some of the vehicle’s other systems on and off. Modern computer-operated equipment can be sensitive to voltage spikes on the power leads, which can cause unexpected resets, strange behavior, and/or permanent damage.
Vintage Air strives to harden our products against these types of electrical noise, but there is a point where a vehicle’s electrical system can be degraded so much that nothing can help.
Radio interference capacitors should be available at most auto and truck parts suppliers. They typically are cylindrical in shape, a little over an inch long, a little over a half inch in diameter, and they have a single lead coming from one end of the cylinder with a terminal on the end of the wire, as well as a mounting clip which is screwed into a good ground on the vehicle. The specific value of the capacitance is not too significant in comparison to ignition capacitors that are matched with the coil to reduce pitting of the points.
Care must be taken, when installing the compressor lead, not to short it to ground. The compressor lead must not be connected to a condenser fan or to any other auxiliary device. Shorting to ground or connecting to a condenser fan or any other auxiliary device may damage wiring, the compressor relay, and/or cause a malfunction.
When installing ground leads on Gen IV systems, the blower control ground and ECU ground must be connected directly to the negative battery post.
For proper system operation, the heater control valve must be connected to the ECU.
•
•
•
6904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 6 OF 25
ENGINE COMPARTMENTREMOVE THE FOLLOWING
FIGURE 1
HOOD AND HOOD LATCH FOR EASE OF INSTALLATIONDISCONNECT BATTERY AND REMOVE, IF MOUNTED ON PASSENGER SIDE.IF MOUNTED ON DRIVER SIDE, DISCONNECT (-) TERMINAL.DRAIN RADIATOR.EVACUATE THE A/C SYSTEM IF NECESSARY OEM A/C BLOWER MOTOR ASSEMBLY (UNDER HOOD) (DISCARD).OEM FRESH AIR ADAPTER ASSEMBLY (DISCARD)OEM CONDENSER AND DRIER (DISCARD) SEE FIGURE 1 OEM A/C LINES FROM COMPRESSOR TO EVAPORATOR (DISCARD).OEM COMPRESSOR AND BRACKET (DISCARD). OEM HEATER HOSES, A/C HOSES, AND HARDLINES (DISCARD). SEE FIGURE 1.REMOVE OEM RADIATOR EXPANSION TANK (RETAIN) (IF EQUIPPED).
OEM RADIATOREXPANSION
TANK
OEM A/C BLOWER
MOTOR ASSEMBLY
HOOD LATCH
OEM FRESH AIRADAPTER ASM
BEFORE STARTING THE INSTALLATION, CHECK THE FUNCTIONOF THE VEHICLE (HORN, LIGHTS,ETC.) FOR PROPER OPERATIONS.
STUDY THE INSTRUCTIONS, ILLUSTRATIONS, & DIAGRAMS.
OEM HEATERHOSES
7904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 7 OF 25
GLOVE BOX, DOOR AND MOUNTING PANEL (DISCARD GLOVE BOX) (RETAIN HARDWARE). (SEE FIGURE 2)RIGHT AND LEFT SIDE CONSOLE PANELS. (DISCARD) (RETAIN SCREWS) DRIVER AND PASSENGER SIDE UNDER DASH LOUVER, MOUNTING BRACKETS AND ALL DUCTING (DISCARD)HEAT/ AIR DISTRIBUTION DUCTS.(DISCARD)OEM AC/ HEATER ASSEMBLY. (DISCARD)OEM DEFROST DUCT. (DISCARD) (RETAIN NUTS)REMOVE OEM CENTER LOUVER ASSEMBLY WITH CONTROL, BEZEL (RETAIN) SEE FIGURE 2a. (REFER TO CONTROL PANEL INSTRUCTIONS FOR INSTALLATION)DISCONNECT ALL WIRES AND CABLE FROM CONTROL PANEL (DISCARD).REMOVE RADIO AND CLOCK (RETAIN)PASSENGER SIDE KICK PANEL (RETAIN).REMOVE OEM PASSENGER SIDE FRESH AIR CABLE AND KICK PANELASSSEMBLY(DISCARD).REMOVE OEM DRIVER SIDE FRESH AIR CABLE FROM DRIVER SIDE CONSOLE PANEL.REMOVE CENTER FLOOR CONSOLE (RETAIN).
PASSENGER COMPARTMENT
CONDENSER ASSEMBLY & INSTALLATIONREFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE CONDENSER KIT TO INSTALL THE CONDENSER.BINARY SWITCH INSTALLATION (REFER TO CONDENSER INSTRUCTIONS)
REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE BRACKET KIT TO INSTALL THE COMPRESSOR BRACKET.
COMPRESSOR & BRACKETS
REMOVE THE FOLLOWING:
FIGURE 2a
GLOVE BOX
DEFROSTDUCT
OEM AC/ HEATERASSEMBLY
PASSENGER SIDEUNDER DASH LOUVER
GLOVE BOX
DOOR
MOUNTING PANEL
FIGURE 2
CONTROLPANEL
HEAT/ AIR DISTRIBUTIONDUCT
LEFT & RIGHTCONSOLE
PANELS
CLOCK
RADIO
DRIVER SIDEUNDER DASH LOUVER
& BRACKETS
8904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 8 OF 25
FIGURE 3
FIGURE 3a
FIGURE 4
DEFROST DUCT INSTALLATIONINSTALL DEFROST DUCT UNDER DASH AS SHOWN IN FIGURE 3 BELOW. SECURE USING OEM NUTS.NOTE: DEFROST DUCT MOUNTING HOLES TOWARDS FIREWALL AS SHOWN BELOW IN FIGURE 3a.
OEMDEFROST DUCT
OPENING
DEFROST DUCT MOUNTING
HOLES
TOP VIEWDEFROST DUCT
(2) OEMNUTS
DEFROSTDUCT
491634
FIREWALL MODIFICATIONREMOVE OEM STUD ON FIREWALL BY DRILLING OUT RIVETS. (SEE FIGURE 4 BELOW)INSTALL U-NUT 1/4-20 x 27/32 ON FIREWALL AS SHOWN BELOW.
DRILL OUT RIVETS
U-NUT 1/4-20 x 27/32
189780
9904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 9 OF 25
MARK HOLE
MARK HOLE
FIGURE 5
FIGURE 5a
FIREWALL MODIFICATION CONT.PLACE FIREWALL COVER ON FIREWALL AND SCURE USING 1/4-20 x 3/4” BOLT AS SHOWN BELOW.USING FIREWALL COVER AS TEMPLATE, MARK THE HOLE ON FIREWALL AS SHOWN BELOW.REMOVE FIREWALL COVER.PLACE BLOWER COVER ON FIREWALL AND MARK THE HOLE AS SHOWN BELOW.REMOVE BLOWER COVER.DRILL HOLES AS SHOWN BELOW IN FIGURE 5a.
DRILL 3/16” HOLE
DRILL 3/8”HOLE
1/4-20 x 3/4”BOLT
10904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 10 OF 25
FIGURE 6b
KICK PANEL COVER INSTALLATIONINSTALL (4) GROMMETS IN KICK PANEL COVER, SEE FIGURE 6b BELOW.ROUTE A/C AND HEATER HOSE THROUGH FIREWALL BLOWER COVER AND KICK PANEL COVER AS SHOWN IN FIGURE 6 AND 6b, BELOW.APPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF KICK PANEL COVER AS SHOWN IN FIGURE 6a, BELOW.SECURE KICK PANEL COVER USING OEM SCREW, OEM NUT AND(2) #10 x 1” PAN HEAD SCREWS, AS SHOWN IN FIGURE 6c.NOTE: NEED TO MATCH DRILL THE (2) CENTER HOLES 1/8” DIAMETER.REINSTALL KICK PANEL.
OEMSCREW
OEMNUT
(2) #10 x 1” PAN HEADSCREWS
18244-VUB NOTE: NEED TO MATCH DRILL THE 2 CENTER
HOLES 1/8” DIAMETER
SILICONE
BACK SIDE OF KICK PANEL
FRESH AIR COVER
#10 A/CHOSE
#6 A/CHOSE
UPPER HEATERHOSE
LOWERHEATERHOSE
(4)GROMMETS33137-VUI
FIGURE 6a
FIREWALLBLOWER COVER
644028
FIGURE 6
LOWERHEATERHOSE
UPPER HEATERHOSE
#6 A/C HOSE
(4) GROMMETS33137-VUI
#10 A/C HOSE
(2)1/4-20 x 1/2”HEX BOLT
DR FRONTEVAPORATOR
BRACKET644044
PS FRONTEVAPORATOR
BRACKET644045
FIGURE 7
EVAPORATOR INSTALLATIONON A WORK BENCH INSTALL (2) HEATER FITTINGS WITH PROPERLY LUBRICATED O-RINGS. (SEE FIGURE 14, PAGE 14, AND FIGURE 8, PAGE 11.) FOR HEATER HOSE ROUTING SEE PAGE 12, 14 AND PAGE 15.INSTALL EVAPORATOR REAR MOUNTING BRACKET ON EVAPORATOR USING (2)1/4-20 x 1/2 HEX BOLTS AS SHOWN IN FIGURE 8, PAGE 11.LAY EVAPORATOR SUBCASE ON PASSENGER SIDE FLOOR BOARD. WHEN INSTALLING EVAPORATOR, IT MAY BE NECESSARYTO PULL BACK CARPET FROM FIREWALL AS SHOWNBELOW. AFTER EVAPORATOR IS INSTALLED PUSH CARPET BACK IN PLACE. THIS WILL BE A VERY CLOSE FIT. TAKE CARE NOT TO DAMAGE STEPPER MOTORS DURING INSTALLATION.
PULL BACK CARPET
11904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 11 OF 25
BRACKET INSTALLATION
FIGURE 6
1/4-20 x 1HEX BOLT
18290-VUB
1/4-20 x 1HEX BOLT
18290-VUB
1/4 PUSH NUTBOLT RETAINER189125-MUR
1/4 PUSH NUTBOLT RETAINER189125-MUR
PS REAREVAPORATOR
BRACKET644054
DS REAREVAPORATOR
BRACKET644053
(2) HEATERFITTINGS
(2) 1/4-20 x 1/2HEX BOLT
(2) 1/4-20 x 1/2HEX BOLT
REAREVAPORATOR
BRACKET644040
(2) HEATERFITTINGS
BRACKET INSTALLATION
FIGURE 8
(2) 1/4-20 x 1/2”HEX BOLT
12904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 12 OF 25
FIGURE 10
FIGURE 9
EVAPORATOR INSTALLATION CONT.
KICK PANELCOVER
PASSENGER SIDE DASH BRACE
(2) #14 x 3/4”SHEET METAL
SCREWSDRILL 3/16”HOLE
OEM HOLE
LIFT EVAPORATOR UNIT UP UNDER THE DASHBOARD. SECURE TO THE FIREWALL FROM THE ENGINE COMPARTMENT SIDE USING (2) 1/4-20 x 1¼” BOLTS AND (2) 1/4” FLAT WASHERS, SEE FIGURE 10 BELOW.INSTALL EVAPORATOR DRIVER/ PASSENGER FRONT MOUNTING BRACKETS ON EVAPORATOR USING(2) 1/4-20 x 1/2“ HEX BOLTS AS SHOWN IN FIGURE 7, PAGE 10.SECURE PASSENGER SIDE FRONT MOUNTING BRACKET TO PASSENGER SIDE DASH BRACE USING#14 x 3/4” HEX SHEET METAL SCREW IN OEM HOLE. NOTE: ON SOME MODELS, IT MAY BE NECESSARYTO DRILL A 3/16” HOLE. USE DIMENSION IN FIGURE 10, BELOW.DRILL 3/16“ HOLE IN PASSENGER SIDE DASH BRACE USING DRIVER SIDE FRONT MOUNTING BRACKET ASTEMPLATE. (SEE FIGURE 10 BELOW). SECURE DRIVER SIDE FRONT MOUNTING BRACKET TO PASSENGER SIDE DASH BRACE USING #14 x 3/4” HEX SHEET METAL SCREW (SEE FIGURE 10 BELOW).VERIFY THAT EVAPORATOR UNIT IS LEVEL AND SQUARE TO THE DASH, THEN TIGHTEN ALL MOUNTING BOLTS.NOTE: TIGHTEN THE BOLTS ON FIREWALL FIRST, THEN THE FRONT MOUNTING BRACKETS.CONNECT #10 AC HOSE TO EVAPORATOR AS SHOWN IN FIGURE 10.NOTE: WRAP THE #10 FITTING CONNECTION WITH PRESS TAPE. SEE FIGURE 10.CONNECT #6 AND 2 HEATER HOSESFROM OUTSIDE OF FIREWALLOPENING. (SEE FIGURE 9).
#10 A/C HOSE
NOTE: THIS HEATER HOSE TO RADIATOR EXPANSION TANK
(IF EQUIPPED)OR WATER PUMP
(IF EQUIPPED) OR WATER PUMP
PRESSTAPE
#6 A/C HOSE
HEATER HOSE
45”
THIS END TOEVAPORATORTOP FITTING
NOTE: HEATER HOSE MODIFICATION REFER TO FIGURE 9
OPTION 1GATES 18084
3/4” TO 5/8“ x 60” HEATER HOSENOTE: CUT TO LENGTH
OPTION 23/4” x 5/8” REDUCER FITTING
REQUIRED(NOT SUPPLIED)
THIS END TO RADIATOR
EXPANSION TANK
3/4” 5/8”
7 ¾”
(2) 1/4-20 x 1¼” BOLT
(2) 1/4” FLAT WASHERS
13904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 13 OF 25
FIGURE 11a
FIGURE 11
FIREWALL BLOWER COVER INSTALLATIONAPPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF THE FIREWALL BLOWER COVER AS SHOWN IN FIGURE 11a BELOW.ATTACH FIREWALL BLOWER COVER TO FIREWALL USING (4) 1/4“ NUTS w/ STAR WASHERS, (5) FLAT WASHERSAND #14 x 3/4” SHEET METAL SCREW. SEE FIGURE 11 BELOW.
FIREWALL BLOWERCOVER644028
LOWERHEATERHOSE
UPPER HEATERHOSE
#6 A/C HOSE
#10 A/C HOSE
FIREWALL COVER INSTALLATIONSUPPORT BOTTOM OF EVAP, REMOVE (2) 1/4-20 x 1¼” BOLTS THRU FIREWALL/ EVAP BRKT.APPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF THE FIREWALL COVER AS SHOWN IN FIGURE 12a BELOW.ATTACH FIREWALL COVER TO FIREWALL USING (2) 1/4-20 x 3/4“ BOLTS, (2) 1/4-20 x 1¼“ BOLTS (6) 1/4” FLAT WASHERS AND (2) 1/4” NUTS w/ STAR WASHERS. SEE FIGURE 12 BELOW.INSTALL 3/8” GROMMET IN FIREWALL COVER AS SHOWNBELOW.
SILICONE
FIREWALL COVER644029
FIGURE 12a
FIGURE 12
SILICONE
(2) 1/4-20 x 3/4”BOLTS
(2) 1/4-20 x 1¼”BOLTS
(6) 1/4” FLAT WASHERS
(5) 1/4” FLAT WASHERS
(2) 1/4” NUT w/ STAR WASHER
(4)1/4” NUTS w/ STAR WASHERS
#14 x 3/4”SHEET METAL
SCREW
GROMMET33144-VUI
14904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 14 OF 25
LOCATE THE #8 COMPRESSOR A/C HOSE. LUBRICATE (2) #8 O-RINGS (SEE FIGURE 14, ABOVE) AND CONNECTTHE 135° FEMALE FITTING TO THE #8 DISCHARGE PORT ON THE COMPRESSOR. ROUTE THE STRAIGHT FEMALE FITTING w/ 134a SERVICE PORT TO THE #8 CONDENSER HARDLINE COMING OVER CORE SUPPORT. SEE FIGURE 15 PAGE 15. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 14 ABOVE.LOCATE THE #10 COMPRESSOR A/C HOSE. LUBRICATE (2) #10 O-RINGS (SEE FIGURE 14, ABOVE) AND CONNECT THE #10 STRAIGHT FEMALE FITTING w/134a SERVICE PORT TO THE #10 SUCTION PORT ON THE COMPRESSOR. ROUTE THE 90° FEMALE FITTING TO THE #10 EVAPORATOR. SEE FIGURE 10, PAGE 12 AND FIGURE 15, PAGE 15. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN 14 ABOVE.LOCATE THE #6 EVAPORATOR A/C HOSE. LUBRICATE (2) #6 O-RINGS (SEE FIGURE 14, ABOVE) AND CONNECT THE 90° FEMALE FITTING TO THE DRIER HARDLINE. ROUTE THE 90° FEMALE FITTING TO THE #6 EVAPORATOR. SEE FIGURE 9, PAGE 12 AND FIGURE 15, PAGE 15. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 14, ABOVE.
A/C HOSE INSTALLATIONSTANDARD HOSE KIT
LUBRICATING O-RINGS
#6 O-RING
#8 O-RING #10 O-RING
HOLD WITHTHIS W RENCH
FOR A PROPER SEAL OF FITTINGS:INSTALL SUPPLIED O-RINGS AS SHOWNAND LUBRICATE WITH SUPPLIED OIL.
O-RING
SUPPLIED OIL FOR O-RINGS O-RING,INSTALLS
OVER MALE INSERTTO SWAGED LIP
MALEINSERT
FEMALENUT
O-RING
TWIST WITHTHIS WRENCHFIGURE 14
FIGURE 13 FIGURE 13a
REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH MODIFIED HOSE KIT.
#10 x 1/2” SHEET METAL
SCREW
#10 x 1/2” SHEET METAL
SCREW
OEMHOLE
OEMHOLE
COURTESY LAMPBRACKET644030
COURTESY LAMPBRACKET644030
OEMCOURTESY
LAMP
OEMCOURTESY
LAMP
MODIFIED A/C HOSE KIT
USING OEM HOLE, SECURE DRIVER SIDE COURTESY LAMP BRACKET UNDER DASH USING #10 x 1/2” SHEET METAL SCREW AS SHOWN BELOW IN FIGURE 13.INSTALL OEM COURTESY LAMP IN BRACKET AS SHOWN BELOW.USING OEM HOLE, SECURE PASSENGER SIDE COURTESY LAMP BRACKET UNDER DASH USING #10 x 1/2” SHEET METAL SCREW AS SHOWN BELOW IN FIGURE 13a.INSTALL OEM COURTESY LAMP IN BRACKET AS SHOWN BELOW.
DRIVER & PASSENGER SIDE COURTESY LAMP INSTALLATION
15904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 15 OF 25
HEA
TER
HO
SE(H
EATE
R C
NTR
LV
ALV
E/ IN
TAK
E)
HEATER HOSE & HEATER CONTROL VALVE INSTALLATIONROUTE A HEATER HOSE FROM THE RADIATOR EXPANSION TANK (IF EQUIPPED) OR WATER PUMP TO THE TOP HEATER FITTING OF HEATER CORE AS SHOWN IN FIGURE 9, PAGE 12 AND FIGURE 15 BELOW. SECURE USING HOSE CLAMPS. NOTE: OEM RADIATOR EXPANSION TANK OUTLET IS 3/4”. (OPTION 1) USE GATES HEATER HOSE PART # 18084 3/4” x 5/8” x 60” (REFER TO PAGE 12) FOR HEATER HOSE MODIFICATION. (OPTION 2) 3/4” x 5/8” REDUCER FITTING IS REQUIRED (NOT SUPPLIED)ROUTE A HEATER HOSE FROM THE INTAKE TO THE BOTTO
#6
DRI
ER/
CO
RE S
UPP
ORT
HA
RD L
INE
63
-65
VET
TE0
91
07
96
6-6
7 V
ETTE
09
10
81
#10
SUC
TIO
NH
OSE
0960
50AC
& H
EATE
R H
OSE
RO
UTI
NG
FIG
UR
E 15
NO
TE:
VIN
TAG
E A
IR S
YSTE
M R
EQU
IRES
5
/8”
HO
SE N
IPPL
E (N
OT
SUPP
LIED
)
OU
T CO
MPR
ESSO
RSA
FETY
SW
ITC
H(B
INA
RY T
YPE)
SCRE
W O
N D
RIER
(REF
ER T
OC
ON
DEN
SER
INST
RUC
TIO
NS)
#6
DRI
ER/
CO
ND
ENSE
RH
ARD
LIN
E3
51
30
-VC
G
#8
DIS
CH
ARG
EH
OSE
0960
49
HEA
TER
HO
SE(H
EATE
R C
ORE
/RA
DIA
TOR
EXPA
NSI
ON
TAN
K) (I
F EQ
UIP
PED
)O
R W
ATER
PU
MP
#6
AC
H
OSE
09
60
48
#8
CO
ND
ENSE
R/C
OM
P H
ARD
LIN
E6
3-6
5 V
ETTE
09
11
80
66
-67
VET
TE0
91
08
2 IN
#1
0 A
DEL
CLA
MP
31
60
1-V
UD
#2 A
DEL
CLA
MP
31600-V
UD
FRO
M IN
TAKE
MAN
IFO
LD
FRO
M E
VAPO
RATO
R
TO W
ATER
PU
MP HO
SEC
LAM
PS
FRO
M H
EATE
R C
ON
TRO
L VA
LVE
TO E
VA
PORA
TOR
HEA
TER
HO
SE
16904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 16 OF 25
LOCATE EVAPORATOR DRAIN ON BOTTOM OF EVAPORATOR CASE.IN LINE WITH DRAIN, LIGHTLY MAKE A MARKON THE FIREWALL. MEASURE 1” DOWN ANDDRILL A 5/8” HOLE THROUGH THE FIREWALL. SEE FIGURE 16 BELOW.INSTALL DRAIN HOSE TO BOTTOM OFEVAPORATOR UNIT AND ROUTE THROUGHFIREWALL. INSTALL 1/2” 90° DRAIN ELBOW ON DRAIN HOSE SEE FIGURE 16.
DRAIN HOSE INSTALLATION
EVAPORATORCASE
DRAIN HOSE
1”
1”
FIGURE 16
ALIGN PASSENGER SIDE UNDER DASH LOUVER TO DASH BRACE USING PASSENGER SIDE FRONT EVAP BRACKET AND #14 x 3/4” SHEET METAL SCREW, DRILL (2) 1/8“ HOLES IN DASH BRACE AND SECURE USING (2) #10 x 1/2” SHEET METAL SCREW AS SHOWN BELOW IN FIGURE 17.INSTALL (2) 1/2” PLASTIC PLUG IN LOUVER ASM.
PASSENGER SIDE UNDER DASH LOUVER INSTALLATION
FIGURE 17
DASH BRACE
PASSENGER SIDEFRONT EVAP
BRACKET
#14 x 3/4”SHEET METAL
SCREW
DRILL 1/8”HOLE
DRILL 1/8”HOLE
(2) #10 x 1/2”SHEET METAL
SCREW
(2)1/2” PLASTIC PLUG
PASSENGER SIDELOUVER ASM
491631
17904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 17 OF 25
REMOVE THE (2) BOLTS AND NUTS FROM STEERING COLUMN BRACE AND SECURE LOUVER HOUSING TO UNDER DASH STEERING COLUMN BRACE USING THE (2) OEM BOLTS AND NUTS AS SHOWN IN FIGURE 18 BELOW.
DRIVER SIDE UNDER DASH LOUVER INSTALLATION
FIGURE 18
(2) OEMBOLTS w/
NUTS
STEERINGCOLUMN
DRIVER SIDELOUVER BRACKET
(2) OEMNUTS
(2) OEMBOLTS
DRIVER SIDELOUVER ASM
491636
STEERINGCOLUMN
BRACE
INSTALL CONTROL SWITCHES AND WIRING. (SEE CONTROL PANEL INSTRUCTIONS)INSTALL DRIVER SIDE FRESH AIR CABLE ASSEMBLY IN NEW DRIVER SIDE CONSOLE PANEL.INSTALL DRIVER AND PASSENGER SIDE CONSOLE PANELS USING OEM SCREWS AS SHOWN BELOW INFIGURE 19. NOTE: LOWER MOUNTING HOLE MUST BE DRILLED IN OEM CONSOLE TO MOUNT NEW CONSOLE. USE DRIVER/PASSENGER CONSOLE PANEL AS GUIDE TO DRILL 3/16” HOLE IN CONSOLE. RELOCATE OEM J-NUT AND ATTACH AS SHOWN.
DRIVER & PASSENGER SIDE CONSOLE PANEL INSTALLATION
FIGURE 19
OEMCONSOLE
PASS SIDE CONSOLE PANEL
623206
OEMSCREWS
DRILL3/16”
OEMHOLE
OEMHOLE
67 VETTE w/ AC DR SIDE CONSOLE
PANEL ASM491629
OEMSCREWS
DRILL3/16”
OEMHOLE
OEMHOLE
18904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 18 OF 25
INSTALL DUCT HOSES AS SHOWN IN FIGURE 22, PAGE 19.ROUTE A/C WIRES THROUGH 3/8” GROMMET AS SHOWN IN FIGURE 20 BELOW.(12 VOLT/ GROUND/ BINARY SWITCH/ HEATER VALVE).PLUG THE WIRING HARNESS I THE ECU MODULE ON SUB CASE AS SHOWN IN FIGURE 22, PAGE 19(WIRE ACCORDING TO WIRING DIAGRAM ON PAGE 20 AND 21).INSTALL (9) U-NUTS #8 IN GLOVE BOX AS SHOWN IN FIGURE 21.INSTALL NEW GLOVE BOX USING OEM SCREWS. REINSTALL CENTER FLOOR CONSOLE.REINSTALL KICK PANELREINSTALL ALL PREVIOUSLY REMOVED ITEMS.FILL RADIATOR WITH AT LEAST A 50/50 MIXTURE OF APPROVED ANTIFREEZE AND DISTILLED WATER. IT IS THEOWNER'S RESPONSIBILITY TO KEEP THE FREEZE PROTECTION AT THE PROPER LEVEL FOR THE CLIMATE INWHICH THE VEHICLE IS OPERATED. FAILURE TO FOLLOW ANTIFREEZE RECOMMENDATIONS WILL CAUSEHEATER CORE TO CORRODE PREMATURELY AND POSSIBLY BURST IN A/C MODE AND/OR FREEZING WEATHER,VOIDING YOUR WARRANTY.DOUBLE CHECK ALL FITTINGS, BRACKETS AND BELTS FOR TIGHTNESS.VINTAGE AIR RECOMMENDS THAT ALL A/C SYSTEMS BE SERVICED BY A CERTIFIED AUTOMOTIVE AIRCONDITIONING TECHNICIAN. EVACUATE THE SYSTEM FOR A MINIMUM OF 45 MINUTES PRIOR TO CHARGING, AND LEAK CHECK PRIORTO SERVICING. CHARGE THE SYSTEM TO THE CAPACITIES STATED ON THE INFORMATION PAGE (PAGE 4) OF THISINSTRUCTION MANUAL. SEE OPERATION OF CONTROLS PROCEDURES ON PAGE 22.
FINAL STEPS
FIGURE 21FIGURE 20
3/8 GROMMET33144-VUI
(9) U-NUTS #8 189801
19904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 19 OF 25
DRIVER SIDECENTERLOUVER2” x 18”
DRIVER SIDEUNDER DASH
LOUVER2 ½” x 13”
PASSENGER SIDEUNDER DASH
LOUVER2 ½” x 16”
CONTROL PANEL & DUCT HOSE ROUTING
DEFROST DUCTDR. SIDE3” x 12”
FIGURE 22
PLUGFROM
CONTROLWIRING
HARNESS232002-VUA
PLUGFROM
WIRINGHARNESS
232001-VUR
PASS. SIDECENTERLOUVER2” x 24”
12 12
3
4567
8
9
1011
108
104
100
96
92
88
DEF
ROSTER PULL
TUNING
AIR
PULL-FAN
VO
L TO
NE
CO
OL-IN-HOT
AIR
COND PULL
20904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 20 OF 25
WHT/GRN
WHT/YELWHT/RED
RED
WHTBACKLIGHT NEG
FAN WIPER
MODE WIPER
TEMP WIPER
5V-SW
GND
BACKLIGHT POS
AC ANNUNCIATOR
PRE-WIRED
GEN IV WIRING DIAGRAMREV D, 5/6/2014
GEN IV ECU
PROGRAM
Wiring Diagram
TEMP
MODE
FAN
A/C(IF USED)
232007-VUR
232002-VUA
** CIRCUITBREAKER30 AMP
*** WIDE OPENTHROTTLESWITCH
(OPTIONAL)
* DASH LAMP(IF USED)
Dash Lamp Is Used Only With Type 232007-VUR Harness.Warning: Always Mount Circuit Breaker As Close to the Battery As Possible. (NOTE: Wire BetweenBattery and Circuit Breaker Is Unprotected and Should Be Carefully Routed to Avoid a ShortCircuit).Wide Open Throttle Switch Contacts Close Only at Full Throttle, Which Disables A/C Compressor.
JF8
BLK
ORA
TAN
VIEWED FROM WIRE SIDE
••
•
HEATERCONTROL VALVE
21904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 21 OF 25
RED
CIRCUIT BREAKER30 AMP
+
+
-
BLACK
REDWHITE
RED
CHASSIS GROUND
A/CCOMPRESSOR
RELAY
Ignition Switch:
Dash Light:
NOTE: MOUNT RELAYIN DESIRED LOCATION
UNDER DASH
GREEN
FIREWALL
BLUE
BLUE
RED &
WHITE
VIOLET
(IGNITION HOTTERMINAL)
IGNITION SWITCH
DASH BACK LIGHT+0-12vTAN
GRAY
BLUE
WHITE
WHITE
REDRED
WHITE
COMPRESSOR
BATTERY
NOTE: CONNECT WHITEWIRES DIRECTLY TO
(-) BATTERY TERMINAL
BATRUN
12V
RED GREEN
RED
RED
BLUE
LATCH
BLACK
BINARYSAFETYSWITCH
YELLOW
ORANGE
WIRING HARNESS
Violet 12V Ign Switch Source (Key On Accessory) Position Must Be Switched.
Tan Wire Used Only With Vintage Air Supplied Control Panel With LED Back Light.
Binary: Connect As Shown (Typical Compressor Wiring). Be Sure Compressor Body Is Grounded.
Trinary Switch: Connect According To Trinary Switch Wiring Diagram.
Install With Servo Motor Facing Down, As Shown. Note Flow Direction Arrow Molded Into Valve Body, And Install Accordingly.
White Must Run To (-) Battery. Red May Run To (+) Battery Or Starter. Mount Circuit Breaker As Close to Battery As Possible.
Heater Control Valve:
Binary/Trinary & Compressor:
Circuit Breaker/Battery:
CONTROL WIRING HARNESS
NOTE: YELLOW & ORANGE
COMING FROM HARNESS ARE NOT
USED.
WIRING HARNESS
GRAY WIRE IS USED FOR PROGRAMING CONTROLS
IF APPLICABLE
WIRING HARNESS
Gen IV Wiring Connection Instruction
HEATERCONTROL VALVE
WARNING: ALWAYS MOUNT CIRCUIT BREAKER
AS CLOSE TO THE BATTERY AS POSSIBLE. (NOTE: WIRE BETWEEN BATTERY AND CIRCUIT BREAKER IS UNPROTECTED
AND SHOULD BE CAREFULLY ROUTED TO AVOID A SHORT CIRCUIT).
NOTE: HEATER CONTROL VALVE CONNECTION AND CHASSIS GROUND MAY BE LOCATED ON EITHER SIDE OF THE FIREWALL. ENSURECONNECTOR IS LATCHED
FIRMLY.
22904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 22 OF 25
OPERATION OF CONTROLS
THIS KNOB CONTROLSTHE BLOWER SPEED,
FROM OFF TO HI
BLOWER SPEED
ROTATE THE KNOB TOTHE LEFT TO DIRECT AIR
FLOW TO THE DASH VENTS
MODE KNOB
TEMPERATURE KNOB ROTATE THE TEMPERATURE
KNOB ALL THE WAY RIGHT TO THE COLD POSITION
TO ENGAGE COMPRESSOR.(ROTATE KNOB LEFT OR
RIGHT TO ADJUST DESIRED TEMPERATURE)
ROTATE KNOB RIGHTTO DESIRED BLOWER
SPEED FROM OFF TO HI.
BLOWER SPEED
ROTATE THE KNOB TOTHE RIGHT TO DIRECT
AIR FLOW TO THE DEFROST VENTS.
MODE KNOB
TEMPERATURE KNOBROTATE KNOB RIGHTTO DESIRED BLOWER
SPEED FROM OFF TO HI.
BLOWER SPEED
ROTATE THE KNOB TO THE CENTER TO
DIRECT AIR FLOW TO THE FLOOR.
MODE KNOB
TEMPERATURE KNOBROTATE THE TEMPERATURE KNOB ALL THE WAY LEFT TO THE HOT POSITION.
(ROTATE KNOB LEFT OR RIGHT TO ADJUST
DESIRED TEMPERATURE)
ROTATE KNOB LEFT OR RIGHT TO ADJUST
DESIRED TEMPERATURE.(COMPRESSOR IS AUTOMATICALLY
ENGAGED)
ON GEN 4 SYSTEMS WITH THREE LEVER/KNOB CONTROLS, THE TEMPERATURE CONTROL TOGGLESBETWEEN ECONOMY AND A/C MODES. TO ACTIVATE A/C, MOVE THE TEMPERATURE LEVER ALL THE WAY TO COLD AND THEN BACK IT OFF TO THE DESIRED VENT TEMPERATURE. FOR ECONOMY/HEAT MODE, MOVE THE TEMPERATURE LEVER ALL THE WAY TO HOT AND THEN ADJUST TO THE DESIRED VENT TEMPERATURE. THE BLOWER WILL MOMENTARILY CHANGE SPEED EACH TIME YOU TOGGLE BETWEEN MODES TO INDICATE THE CHANGE.
ALL SWITCHES ARE VARIABLE BETWEEN POSITIONS, SYSTEM WILL PERFORM A BLEND BETWEEN THE FUNCTIONS.
BLOWER SPEED
MODEKNOB
A/C MODE
TEMPERATUREKNOB
NOT USED
NOT USED
HEAT MODE DEFROST/ DE-FOG MODE
12 12
3
4567
8
9
1011
DEF
ROSTER PULL
TUNING
AIR
PULL-FAN
VO
L TO
NE
CO
OL-IN-HOT
AIR
COND PULL
12 12
3
4567
8
9
1011
DEF
ROSTER PULL
TUNING
AIR
PULL-FAN
VO
L TO
NE
CO
OL-IN-HOT
AIR
COND PULL
12 12
3
4567
8
9
1011
DEF
ROSTER PULL
TUNING
AIR
PULL-FAN
VO
L TO
NE
CO
OL-IN-HOT
AIR
COND PULL
23904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 23 OF 25
Sym
pto
m
C
on
dit
ion
C
heck
s
Act
ion
s
N
ote
s
Blo
wer
sta
ys o
n
hig
h s
pee
d w
hen
ig
nitio
n is
on.
1a.
No o
ther
funct
ions
work
.
Chec
k fo
r dam
aged
pin
s or
wires
in c
ontr
ol hea
d p
lug.
Ver
ify
that
all
pin
s ar
e in
sert
ed into
plu
g.
Ensu
re t
hat
no
pin
s ar
e ben
t or
dam
aged
in E
CU
.
Chec
k fo
r dam
aged
gro
und
wire
(white)
in c
ontr
ol hea
d
har
nes
s.
Ver
ify
continuity
to c
has
sis
gro
und w
ith w
hite
contr
ol
hea
d w
ire
at v
ario
us
poin
ts.
Loss
of gro
und o
n t
his
wire
render
s co
ntr
ol hea
d
inoper
able
.
All
oth
er f
unct
ions
work
.Chec
k fo
r dam
aged
blo
wer
sw
itch
or
pote
ntiom
eter
and
asso
ciat
ed w
irin
g.
Blo
wer
sta
ys o
n
hig
h s
pee
d w
hen
ig
nitio
n is
on o
r off.
Unplu
g 3
-wire
BSC c
ontr
ol
connec
tor
from
ECU
. If
blo
wer
sh
uts
off,
ECU
is
eith
er
impro
per
ly w
ired
or
dam
aged
.
Be
sure
the
smal
l, 2
0 G
A w
hite
gro
und w
ire
is c
onnec
ted
to t
he
bat
tery
gro
und p
ost
. If
it
is,
repla
ce t
he
ECU
.
Unplu
g 3
-wire
BSC c
ontr
ol
connec
tor
from
ECU
. If
blo
wer
st
ays
runnin
g,
BSC is
eith
er
impro
per
ly w
ired
or
dam
aged
.
Chec
k to
ensu
re t
hat
no B
SC w
irin
g is
dam
aged
or
short
ed t
o v
ehic
le g
round.
The
BSC o
per
ates
the
blo
wer
by
gro
und s
ide
puls
e w
idth
modula
tion s
witch
ing.
The
posi
tive
wire
to t
he
blo
wer
will
alw
ays
be
hot.
If th
e “g
round”
side
of
the
blo
wer
is
short
ed t
o c
has
sis
gro
und,
the
blo
wer
will
run o
n H
I.
Rep
lace
BSC (
This
will
req
uire
rem
oval
of
evap
ora
tor
from
veh
icle
).N
o o
ther
par
t re
pla
cem
ents
sh
ould
be
nec
essa
ry.
Com
pre
ssor
will
not
turn
on
(All
oth
er funct
ions
work
).
2.
Sys
tem
is
not
char
ged
.Sys
tem
must
be
char
ged
for
com
pre
ssor
to e
ngag
e.Char
ge
syst
em o
r byp
ass
pre
ssure
sw
itch
.
Dan
ger:
Never
byp
ass
sa
fety
sw
itch
wit
h
en
gin
e r
un
nin
g.
Seri
ou
s in
jury
can
resu
lt.
Sys
tem
is
char
ged
.
1b
.
Tro
ub
lesh
oo
tin
g G
uid
e
Chec
k fo
r fa
ulty
A/C
pote
ntiom
eter
or
asso
ciat
ed
wirin
g (
Not
applic
able
to 3
-pot
contr
ols
).
Chec
k fo
r dis
connec
ted o
r fa
ulty
ther
mis
tor.
Chec
k co
ntinuity
to g
round o
n w
hite
contr
ol hea
d w
ire.
Chec
k fo
r 5V o
n r
ed c
ontr
ol hea
d w
ire.
Chec
k 2-p
in c
onnec
tor
at E
CU
housi
ng.
To c
hec
k fo
r pro
per
pot
funct
ion,
chec
k vo
ltag
e at
w
hite/
blu
e w
ire.
Voltag
e sh
ould
be
bet
wee
n 0
V a
nd
5V,
and w
ill v
ary
with p
ot
leve
r posi
tion.
Dis
connec
ted o
r fa
ulty
ther
mis
tor
will
cau
se
com
pre
ssor
to b
e dis
able
d.
Red
wire
at A
/C p
ot
should
hav
e ap
pro
xim
atel
y 5V
with ignitio
n o
n.
White
wire
will
hav
e co
ntinuity
to
chas
sis
gro
und.
White/
Blu
e w
ire
should
var
y bet
wee
n 0
V a
nd 5
V w
hen
le
ver
is m
oved
up o
r dow
n.
3. Com
pre
ssor
will
not
turn
off
(A
ll oth
er funct
ions
work
).
Chec
k fo
r fa
ulty
A/C
pote
ntiom
eter
or
asso
ciat
ed
wirin
g.
Chec
k fo
r fa
ulty
A/C
rel
ay.
Rep
air
or
repla
ce p
ot/
contr
ol w
irin
g.
Rep
lace
rel
ay.
See
blo
wer
sw
itch
chec
k pro
cedure
.
24904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 24 OF 25
Sym
pto
m
C
on
dit
ion
Ch
eck
s
Act
ion
s
N
ote
s
Sys
tem
will
not
turn
on,
or
runs
inte
rmitte
ntly.
4.
Work
s w
hen
engin
e is
not
runnin
g;
shuts
off w
hen
en
gin
e is
sta
rted
(T
ypic
ally
ear
ly G
en I
V,
but
poss
ible
on a
ll ve
rsio
ns)
.
Nois
e in
terf
eren
ce f
rom
either
ig
nitio
n o
r al
tern
ator.
Inst
all ca
pac
itors
on ignitio
n c
oil
and a
lter
nat
or. E
nsu
re
good g
round a
t al
l poin
ts.
Rel
oca
te c
oil
and a
ssoci
ated
w
irin
g a
way
fro
m E
CU
and E
CU
wirin
g.
Chec
k fo
r burn
edor
loose
plu
g w
ires
.
Ver
ify
connec
tions
on p
ow
er
lead
, ig
nitio
n lea
d,
and b
oth
white
gro
und w
ires
.
Ver
ify
pro
per
met
er f
unct
ion b
y ch
ecki
ng t
he
conditio
n o
f a
know
n g
ood b
atte
ry.
Ignitio
n n
ois
e (r
adia
ted o
rco
nduct
ed)
will
cau
se t
he
syst
em t
o s
hut
dow
n d
ue
tohig
h v
oltag
e sp
ikes
. If
this
is s
usp
ecte
d,
chec
k w
ith a
qual
ity
osc
illosc
ope.
Spik
esgre
ater
than
16V w
ill s
hut
dow
n t
he
ECU
. In
stal
l a
radio
cap
acitor
at t
he
posi
tive
post
of th
e ig
nitio
nco
il (S
ee r
adio
cap
acitor
inst
alla
tion b
ulle
tin).
A
faulty
alte
rnat
or
or
worn
out
bat
tery
can
als
o r
esult
in t
his
conditio
n.
Will
not
turn
on u
nder
an
y co
nditio
ns.
Ver
ify
bat
tery
voltag
e is
gre
ater
than
10 v
olts
and les
sth
an 1
6.
Loss
of m
ode
door
funct
ion.
No m
ode
chan
ge
at a
ll.Chec
k fo
r dam
aged
mode
switch
or
pote
ntiom
eter
and
asso
ciat
ed w
irin
g.
Part
ial fu
nct
ion o
f m
ode
doors
.
Typic
ally
cau
sed b
y ev
apora
tor
housi
ng
inst
alle
d in a
bin
d in t
he
vehic
le.
Be
sure
all
mounting loca
tions
line
up
and d
on’t h
ave
to b
e fo
rced
in
to p
osi
tion.
Blo
wer
turn
s on
and o
ff r
apid
ly.
6.
Bat
tery
voltag
e is
at
leas
t 12V.
Chec
k fo
r at
lea
st 1
2V a
t ci
rcuit b
reak
er.
Ensu
re a
ll sy
stem
gro
unds
and p
ow
er c
onnec
tions
are
clea
n a
nd t
ight.
Bat
tery
voltag
e is
les
s th
an 1
2V.
5.
Tro
ub
lesh
oo
tin
g G
uid
e (
Co
nt.
)
Chec
k fo
r fa
ulty
bat
tery
or
alte
rnat
or.
Char
ge
bat
tery
.
Sys
tem
shuts
off b
low
er a
t 10V.
Poor
connec
tions
or
wea
k bat
tery
can
cau
se
shutd
ow
n a
t up t
o 1
1V.
7. When
ignitio
n is
turn
ed o
n,
blo
wer
m
om
enta
rily
co
mes
on,
then
sh
uts
off.
This
occ
urs
with t
he
blo
wer
sw
itch
in
the
OFF
posi
tion.
This
is
an indic
ator
that
the
syst
em h
as b
een r
eset
. Be
sure
the
red p
ow
er w
ire
is o
nth
e bat
tery
post
, an
d n
ot
on a
sw
itch
ed s
ourc
e. A
lso,
if
the
syst
em is
pulle
d b
elow
7V f
or
even
a s
plit
sec
ond,
the
syst
em w
ill r
eset
.
Run r
ed p
ow
er w
ire
direc
tly
to b
atte
ry.
Chec
k fo
r posi
tive
pow
er a
t hea
ter
valv
e gre
en w
ire
and
blo
wer
red
wire.
Chec
k fo
r gro
und o
n c
ontr
ol hea
d w
hite
wire.
Chec
k fo
r obst
ruct
ed o
r bin
din
g m
ode
doors
.
Chec
k fo
r dam
aged
ste
pper
m
oto
r or
wirin
g.
Err
atic
funct
ions
of
blo
wer
, m
ode,
te
mp,
etc.
Chec
k fo
r dam
aged
sw
itch
or
pot
and a
ssoci
ated
wirin
g.
Rep
air
or
repla
ce.
8.
904147 REV B 7/16/14, INST 67 CORVETTE EVAP w/ AC PG 25 OF 25
CHECK BY:PACKED BY:
DATE:
EVAPORATOR KIT564166
EVAPORATOR KIT PACKING LIST
1.
No. QTY. PART No. DESCRIPTION
2.11
744010784168
1
63-67 VETTE w/ AC EVAP SUB CASE
744010
63-67 VETTE w/ AC EVAP SUB CASEACC KIT 67 VETTE w/ AC
ACCESSORY KIT784168
2
NOTE: IMAGES MAY NOT DEPICT ACTUAL PARTS AND QUANTITIES.REFER TO PACKING LIST FOR ACTUAL PARTS AND QUANTITIES.