Farr KT5500 - Page 55

KT5500 5-
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” Tong & CLInCHER® BaCKup
SECTIon ConTEnTS
3.17
TECHnICaL ManuaL
MaInTEnanCE
vii. Attachthesafetydoorswitchguardplate,PN101-1480,tothesafetydoorswitchguardweldmentusingthree3/8”NC
x3/4”hexboltsandlockwashers.
59. Threaddoorcylindermountingpost(PN1050-12-001)intotopplate,justadjacenttothetopLHbrakebandlugweldment.
60. Installdoorcylinder(PN101-0069)-secureontopostswith1/2”NCx1/2”hexsocketheadshoulderbolts(UNC).
Mechanical Assembly Procedure (Continued):
55. Attachthedoorlatchweldment(PN1064-C7-15)tothedoorweldment(PN1400-10)usingthedoorlatchcam(PN1400-14)
-ensurethatthedoorlatchsprings(PN997-16)areinstalledbetweenthedoorlatchandthedoorweldment.Threadthedoor
latchcamintothedoorweldmentuntilinbottomsout,andthenbackitoffuntilthefirstadjustmentholeinthelatchcamaligns
withthethreadedholeonthetopofthedoorweldment.Securethelatchcamtothedoorweldmentwitha3/8”UNCx1”hex
boltand3/8”lockwasher.
56. Insertthethedoorpivotshoulderbushings(topbushing=PN101-5110,bottombushing=PN101-5111)inthedoorweldment
-notethatthebushingsareinstalledfromtheinsidesofthedoorplates.
57. Alignthedoorpivotholeswiththepivotholesinthetopandbottomplatesandinsertthedoorpivotrollershaft(PN101-3943)-it
mayhavetobetappedlightlywithasoftmetalorrubberhammer.Usecautionwhenslidingtheshaftthroughthesupportroller
components.Oncetheshafthasbeentappedallthewaythrough,securethebottomoftheshaftwitha7/8UNFthinnylock
nutand7/8”narrowflatwasher.
58. Ifyourtongisequippedwiththesafetydooroption,itmaynowbeinstalled(SeePp.7.32-7.33)usingthefollowingprocedure:
i. Attachsafetydoorlatchblock,PN101-1103,tosafetydoorlatchplate,PN101-1105,usingthree3/8”NCx7/8”flathead
countersunkcapscrews.
ii. Placesafetydoorlatchplate,PN101-1105ontothebottomplateofthesafetydoorguardweldment,PN101-1481,and
aligntheboltholes.Securetothetopplateusingthree3/8”NCx2-1/4”hexboltsandlockwashers.
iii. Attachthesafetydoorlatchblock,PN101-0914,tothetopofthedoorplateusingtwo3/8”NCx1-1/2”hexboltsand
lockwashers,andtwo3/8”NCx1-1/2”flatheadcountersunkcapscrews.
iv. Attachsafetydoorlatchblock,PN101-1104,tothesafetydoorlatchblockinstalledinstep42(iii)usingfour3/8”NCx
7/8”hexcapscrewsandlockwashers.
v. Insertloadplunger,PNAE12-306,intoLHsafetydoorlatchblock.
vi. Attachthree1/4”NPTJIC elbowstotheDeltrolsafetydoorvalve,PN08-0337M.Positiona15/16”valvelocknutas
shownbelow,andsecurethesafetydoorvalvetothesafetydoorlatchblockusingthevalvelocknut(seeillustration
below).