10
TROUBLE SHOOTING
PROBLEM CAUSE CORRECTION
T
rigger 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/nose leaks air . . . . . . . . . . . . . . . . . . Loose nose screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Tighten and recheck
O
-ring or Gasket is cut or cracked . . . . . . . . . . . . . . . . . . . . . .Replace O-ring or gasket
Bumper cracked/worn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace bumper
F
rame/cap leaks air . . . . . . . . . . . . . . . . . . . Damaged gasket or seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace gasket or seal
Cracked/worn head valve bumper . . . . . . . . . . . . . . . . . . . . . .Replace bumper
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
W
orn head valve O-rings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace O-rings
Broken cylinder cap spring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace cylinder cap spring
H
ead valve stuck in cap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Disassemble/Check/Lubricate
Lack of power; slow to cycle. . . . . . . . . . . Tool dry, lacks lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Use BOSTITCH Air Tool Lubricant
Broken cylinder cap spring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace cap spring
O-rings/seals cut or cracked . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace O-rings/seals
Exhaust blocked . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Check bumper, head valve spring, muffler
T
rigger 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
Head valve dry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Disassemble/lubricate
Air pressure too low . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Check air supply equipment
Skipping fasteners; intermittent feed . . . Worn bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace bumper
T
ar/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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace O-ring, check driver
Tool dry, lacks lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Use BOSTITCH Air Tool Lubricant
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
T
rigger valve O-ring cut/worn
. . . . . . . . . . . . . . . . . . . . . . . . . .Replace O-ring
Broken/chipped driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace driver (check piston O-ring)
Dry/dirty magazine
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clean/lubricate use BOSTITCH Air T
ool Lubricant
Worn magazine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace magazine
Fasteners jam in tool Driver channel worn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace nose
W
rong size fasteners
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Use only recommended fasteners
Bent fasteners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Discontinue using these fasteners
Loose magazine/nose screws
. . . . . . . . . . . . . . . . . . . . . . . . . .
T
ighten all screws
Broken/chipped driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Replace driver