TROUBLE SHOOTING

PROBLEM

CAUSE

CORRECTION

Trigger valve housing leaks air

O-ring cut or cracked

Replace O-ring

Trigger valve stem leaks air

O-ring/seals cut or cracked

Replace trigger valve assembly

Frame/Piston rod leaks air

O-ring

Replace O-ring

Frame/cap leaks air

Damaged O-ring

Replace O-ring

 

Loose cap screws

Tighten and recheck

Failure to cycle

Air supply restriction

Check air supply equipment

 

Tool dry, lack of lubrication

Use BOSTITCH Air Tool Lubricant

 

Broken piston

Replace piston

Lack of power; slow to cycle

Tool dry, lacks lubrication

Use BOSTITCH Air Tool Lubricant

 

O-rings/seals cut or cracked

Replace O-rings/seals

 

Exhaust blocked

Check bumper, head valve spring, muffler

 

Trigger assembly worn/leaks

Replace trigger assembly

 

Dirt/tar build up on driver

Disassemble nose/driver to clean

 

Air pressure too low

Check air supply equipment

 

Worn or misadjusted cycle lever

Adjust adjustment nut or replace adjustment lever

Skipping fasteners; intermittent feed

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 O-ring /piston

Replace O-ring/piston

 

Tool dry, lacks lubrication

Use BOSTITCH Air Tool Lubricant

 

Low air pressure

Check air supply system to tool

 

Loose magazine nose screws

Tighten all screws

 

Leaking head cap gasket

Tighten screws/replace gasket

 

Trigger valve O-ring cut/worn

Replace O-ring

 

Broken/chipped driver

Replace driver (check piston O-ring)

 

Worn anvil/pusher

Replace anvil/pusher

 

Broken pusher spring

Replace pusher spring

 

Worn former

Replace former

 

Dry/dirty magazine

Clean/lubricate use BOSTITH Air Tool Lubricant

Fasteners jam in tool

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

 

Worn former

Replace former

 

Worn anvil/pusher

Replace pusher

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Bostitch BTFP12182 manual Trouble Shooting, Problem Cause Correction