Repair
Repair Repair
Repair
Prepare Prepare
Prepare
the the
the
Gun Gun
Gun
for for
for
Service Service
Service
Installingandrepairingthisequipmentrequires
accesstopartsthatmaycauseelectricshockor
otherseriousinjuryiftheworkisnotperformed
properly.Donotinstallorservicethisequipment
unlessyouaretrainedandqualied.
Toreducetheriskofinjury,followthe
PressureReliefProcedure,page26,before
checkingorservicinganypartofthesystem
andwheneveryouareinstructedtorelievethe
pressure.
•Checkallpossibleremediesin
Troubleshooting,page35,beforedisassembling
thegun.
•Useavisewithpaddedjawstopreventdamage
toplasticparts.
•Lubricatethesomeneedleassemblyparts(20)
andcertainuidttingswithdielectricgrease(57),
asspeciedinthetext.
•Lightlylubricateo-ringsandsealswithnon-silicone
grease.OrderPartNo.111265Lubricant.Donot
over-lubricate.
•OnlyusegenuineGracoparts.Donotmixoruse
partsfromotherProGunmodels.
•AirSealRepairKit24N789isavailable.The
kitmustbepurchasedseparately.Kitpartsare
markedwithanasterisk,forexample(3*).
1.Flushthegun.SeeFlushing,page28.
2.Relievethepressure.See
PressureReliefProcedure,page26.
3.Disconnectthegunairanduidlines.
4.Removethegunfromtheworksite.Repairarea
mustbeclean.
3A2495K39