Bostitch LHF97125 Operation And Maintenance Manual page 11

TROUBLE SHOOTING
PROBLEM CAUSE CORRECTION
Trigger valve housing leaks air....... O-dng cutor cracked ..................... Replace O-ring
Trigger valve stem leaks air.......... O-ring/sealscut or cracked................. Replace triggervalve assembly
Frame/nose Jeaksair ............... O-dng or Gasket iscut or cracked ........... Replace O-ringor gasket
Bumpercracked/worn...........
Frame/cap Jeaksair ................ Damagedgasketor seal ........
Cracked/wornhead valve .......
Loosecap screws ..............
Failure to cycle .................... Air supply restriction ............
Worn headvalve ..............
Brokencylinder cap spring .......
BeadvaJvestuckin cap .........
Lack of power; slow to cycJe......... Brokencylinder cap spring .......
Rings/sealscutor cracked .......
Exhaustblocked ..............
Triggerassembly worn/leaks .....
Dirt/tar bu}ldup ondriver ........
Cylinder sleevenot seatedcorrectl
........ Replace bumper
........ Replace gasketor seal
........ Replace head valve
........ T}ghtenand recheck
........ Check airsupply equ}pment
........ Replace head valve
........ Replace cyl}ndercap spring
........ DisassembJdCheck/Lubricate
........ Replace cap spring
........ Replace rings/seals
........ Check bumper,head valvespring
........ Replace trigger assembly
........ Disassemblenose/driverto cJean
Sk}pping fasteners; intermittent feed ,
on bottombumper ....................... Disassembleto correct
Air pressure too low ...................... Check airsupply equ}pment
Fasteners jam }n tool ............... Driver channelworn ............
Wrongsize fasteners ...........
Bent fasteners ................
Loosemagazine/nosescrews ....
Broken/chippeddriver ...........
Worn bumper ......................
Tar/dirtin driverchannel ..............
Air restriction/inadequateair flowthrough
qu}ckdisconnectsocket and plug .....
Worn piston ring ..................
Damagedpusher spring ............
Low air pressure ..................
Loosemagazinenose screws .......
Fastenerstoo short for tool .........
Bent fasteners ...................
Wrongsize fasteners ..............
Leakinghead cap gasket ...........
Triggervalve O-ring cut/worn ........
Broken/chippeddriver ..............
Dry/dirtymagazine ................
Worn magazine ..................
..... Replace bumper
..... Disassembleand clean noseand driver
..... Replace quickdisconnectfittings
..... Replace ring,check driver
..... Replace spring
..... Check airsupply system to tool
..... T}ghtenall screws
..... Useonly recommendedfasteners
..... Discontinueusing these fasteners
..... Useonly recommendedfasteners
..... T}ghtenscrews/replacegasket
..... Replace O-ring
..... Replace driver (checkpiston ring)
..... Clean/lubricateuse BOSTITCH Air ToolLubricant
..... Replace magazine
..... Replace nose/checkdoor
..... Useonly recommendedfasteners
..... Discontinueusing these fasteners
..... T}ghtenalJscrews
..... Replace driver
-11 -