Trouble Shooting, Problem, Causecorrection

TROUBLE SHOOTING

PROBLEM

Trigger valve housing leaks air

Trigger valve stem leaks air

Frame/nose leaks air

Frame/cap leaks air

Failure to cycle

Lack of power; slow to cycle

Skipping fasteners; intermittent feed

Fasteners jam in tool

CAUSECORRECTION

O-ring cut or cracked . . . . . . . . . . . . . . . . . . . .Replace O-ring

O-ring/seals cut or cracked . . . . . . . . . . . . . .Replace trigger valve assembly

O-ring or gasket is cut or cracked . . . . . . . . .Replace O-ring or gasket

Bumper cracked/worn . . . . . . . . . . . . . . . . . . .Replace bumper

Damaged gasket or seal . . . . . . . . . . . . . . . . .Replace gasket or seal

Cracked/worn head valve . . . . . . . . . . . . . . .Replace head valve

Loose cap screws . . . . . . . . . . . . . . . . . . . . . . .Tighten and recheck

Air supply restriction . . . . . . . . . . . . . . . . . . . .Check air supply equipment Worn head valve . . . . . . . . . . . . . . . . . . . . . . .Replace head valve Broken cylinder cap spring . . . . . . . . . . . . . . .Replace cylinder cap spring Head valve stuck in cap . . . . . . . . . . . . . . . . . .Disassemble / Check / Lubricate

Broken cylinder cap spring	.Replace cap spring
Rings/seals cut or cracked	.Replace rings/seals
Exhaust blocked	.Check bumper, head valve spring
Trigger assembly worn/leaks	.Replace trigger assembly
Dirt/tar build up on driver	.Disassemble nose/driver to clean
Cylinder sleeve not seated correctly
on bottom bumper	.Disassemble to correct
Air pressure too low	.Check air supply equipment
Clogged air filter	.Clean or replace air filter
Worn bumper	.Replace bumper
Tar/dirt in driver channel	.Disassemble and clean nose and driver
Air restriction/inadequate air flow through
quick disconnect socket and plug	.Replace quick disconnect fittings
Worn piston ring	.Replace ring, check driver
Damaged pusher spring	.Replace spring
Low air pressure	.Check air supply system to tool
Loose magazine nose screws	.Tighten all screws
Fasteners too short for tool	.Use only recommended fasteners
Bent fasteners	.Discontinue using these fasteners
Wrong size fasteners	.Use only recommended fasteners
Leaking head cap gasket	.Tighten screws/replace gasket
Trigger valve O-ring cut/worn	.Replace O-ring
Broken/chipped driver	.Replace driver (check piston ring)
Dry/dirty magazine	.Clean/lubricate use BOSTITCH Air Tool Lubricant
Worn magazine	.Replace magazine
Clogged air filter	.Clean or replace air filter

Driver channel worn . . . . . . . . . . . . . . . . . . . . .Replace nose/check door

Wrong size fasteners . . . . . . . . . . . . . . . . . . . .Use only recommended fasteners Bent fasteners . . . . . . . . . . . . . . . . . . . . . . . . . .Discontinue using these fasteners Loose magazine/nose screws . . . . . . . . . . . .Tighten all screws Broken/chipped driver . . . . . . . . . . . . . . . . . . .Replace driver

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