engineering change notice – product bulletin · • we have replaced the 3/8” poly sealing...

ENGINEERINGCHANGENOTICE–PRODUCTBULLETINDATE Nov1,2017

BRAND WesteelPRODUCT VariousMODEL StiffenedandUnstiffenedBins,FlatBottomandHopperModels

Throughcontinuousfocusoninnovationandconversationswithourloyaldealersandsalesnetworks,Westeelhasimplementedthefollowingchangestobettertheexperienceforourcustomers.ThefollowingchangesaresettobeimplementedNovember1standwillbecontainedinallbinboxesmarkedwiththe2018label.

DoorTie-BackRedesignfor2018

195695 – New Door Tie-Back

RCOWinch30’-54’DiameterBinsfor2018

Replacedtheolddoortie-backp/n236801withthenewtie-backp/n195695for2018.Thenewdoortie-backaddsmoreflexibilitytosecuringthebindoor.Anychainlinkcanbesecuredtothebinusinganexistingorfield-drilledwallsheetorstiffenerhole.Thisnewtie-backusesahooktoattachtothedoorhandle’slockablering.

Additionofamanualwinchtohelpeasilyopenthe52”diameterremotecaplid.Thisappliesto30’-54’diameterbins.Anadditionalchangeforallbins15’-54’indiameteristheadditionofapushnuttohelppreventspringsfromcomingloose.

RoofRingExpanderRetainingClipfor2018

NewBinEntryAnchorSystemfor2018

Note:Thissystemdoesnotcomewithharnessandotherrequirements.

FallRestraintBracket–StructuredRoofThefallrestraintbracketisratedforamaximumloadof2,000lbs.Thebinowneranduserareresponsibleforcorrectlyinstalling,using,andoperatingtheBinEntryAnchorSystem.Therope,pulley,andharnessarenotsuppliedbyWesteel.

Addedaretainingclipp/n232798foreveryroofringexpander.Thisclipbendsoverandattachestheexpandertotheroofringusingaself-drillingscrew.Thisclipwillensuretheexpanderisnotabletocomelooseandfalldownoffthebinintheeventthataroofwithpluggedventspopsout.

FALL RESTRAINT BRACKET 212740

2X 5/16" X 1" BOLT 1938022X 5/16" FLANGE LOCK NUT 193732

TENSION PLATE RAFTER

FALL RESTRAINT BRACKET 212740

2X 5/16" X 1" BOLT 1938022X 5/16" FLANGE LOCK NUT 193732

NewRoofRingclipp/n195063–for2018

NewRoofRingclipp/n195063–for2018NewRoofRingclipp/n195063–for2018NewRoofRingclipp/n195063–for2018NewRoofRingclipp/n195063–for2018

2X 5/16" FLANGE LOCK NUT193732

2X 5/16" X 1" BOLT 193802

FALL RESTRAINT BRACKET 212740

4X 5/16" X 1-1/4" BOLTS 193803

4X 5/16" SEALING WASHERS 193774

2X WIND RING CLIPS 232767

LOAD SPREADER TUBE 212731-39

2X RUBBER PADS 212789

2X 5/16" X 1-1/4" BOLTS 193803

6X 5/16" FLANGE LOCK NUTS 193732

UPRIGHT SPLICE 232720

FALL RESTRAINT BRACKET 212740

FallRestraintBracket–UnstructuredRoofThefallrestraintbracketisratedforamaximumloadof2,000lbs.Thebinowneranduserareresponsibleforcorrectlyinstalling,using,andoperatingtheBinEntryAnchorSystem.Therope,pulley,andharnessarenotsuppliedbyWesteel.

NewRoofRingclipp/n195063–for2018

HardwareImprovements–for2018

Westeelhasmadeanumberofhardwareimprovementsfor2018toassistinstallers.

1. LadderRung&InspectionHatchLatch–5/16”Steel-BackedNeopreneWashers• Wehavereplacedthe5/16”polysealingwashers(p/n235929)with5/16” steel-backedneoprenesealingwashers(p/n193774)• Thesteel-backedwasherswillholdupbetterwhensqueezedagainsttheladder

rungslotsorroofpanel,andwillnottear.Thiswilldobettertoensureaweathertightseal.

2. StructuralRooftoBinWall–3/8”Steel-BackedNeopreneWashers

• Wehavereplacedthe3/8”polysealingwashers(p/n154951)with3/8” steel-backedneoprenesealingwashers(p/n193775)• Thesteel-backedwashersareusedtoinstalltheinteriorstiffenersthatsupport

theroofrafters.Theywillholdupbetterthanthepolywasherswhensqueezedbetweenthespacernutandtheinsidesurfaceofthewallsheet.Thiswillworkbettertoensureaweathertightseal.

3. BottomAngletoTubeCaulking

• 2tubesofcaulking(p/n170445)willbeincludedwitheveryflatbottombininordertoprovidesealinginandaroundthebottomangletowallsheetconnection,ifneeded

4. BottomAngletoWallSheetConnection–3/8”FlangedNuts

• Thestandard3/8”hexnutshavebeenreplacedwith3/8”flangednutsinordertomakecoveringthebottomangleslotseasier.

• The3/8”flatwashersarestillincludedforthislocationifneeded.

Replacedtheformerroofringclipp/n195062withanimprovedversionp/n195063.Thenewroofringcliphasanadditionalflangeand2holesthatallowaU-bolttofirmlyattachtheroofringtotheclip.Thisimproveddesigndecreaseswindvibrationoftheroofpanels.