Bostitch N80CB Manuel D'instructions Et D'entretien page 10

TROUBLESHOOTING
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
COIL NAILERS
Skipping fasteners; intermittent feed
Fasteners jam in tool/canister
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CAUSE. . . . . . . . . . . . . . . . . . . . .
O-ring cut or cracked . . . . . . . . . . . . . . . . . . . . . . Replace O-ring
O-ring/seals cut or cracked. . . . . . . . . . . . . . . . . . Replace trigger valve assembly
Loose nose screws . . . . . . . . . . . . . . . . . . . . . . . . Tighten and recheck
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 bumper . . . . . . . . . . . . Replace bumper
Loose cap screws . . . . . . . . . . . . . . . . . . . . . . . . . Tighten and recheck
Air supply restriction . . . . . . . . . . . . . . . . . . . . . . . Check air supply equipment
Tool dry, lack of lubrication . . . . . . . . . . . . . . . . . . Use BOSTITCH Air Tool Lubricant
Worn head valve O-rings . . . . . . . . . . . . . . . . . . . Replace O-rings
Broken cylinder cap spring . . . . . . . . . . . . . . . . . . Replace cylinder cap spring
Head valve stuck in cap . . . . . . . . . . . . . . . . . . . . Disassemble/Check/Lubricate
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
Trigger assembly worn/leaks . . . . . . . . . . . . . . . . Replace trigger assembly
Dirt/tar build up on driver . . . . . . . . . . . . . . . . . . . Disassemble nose/driver to clean
Cylinder sleeve not seated correctlyon bottom
bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Disassemble to correct
Head valve dry . . . . . . . . . . . . . . . . . . . . . . . . . . . Disassemble/lubricate
Air pressure too low . . . . . . . . . . . . . . . . . . . . . . . Check air supply equipment
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 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
Trigger valve O-ring cut/worn . . . . . . . . . . . . . . . . Replace O-ring
Broken/chipped driver . . . . . . . . . . . . . . . . . . . . . . Replace driver (check piston O-ring)
Dry/dirty magazine . . . . . . . . . . . . . . . . . . . . . . . . Clean/lubricate use BOSTITCH Tool
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Worn magazine. . . . . . . . . . . . . . . . . . . . . . . . . . . Replace magazine
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
Feed piston dry . . . . . . . . . . . . . . . . . . . . . . . . . . . Add BOSTITCH Air Tool Lubricant in hole
in feed piston cover
Feed piston O-rings cracked/worn . . . . . . . . . . . . Replace O-rings/check bumper and
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Pawl binding . . . . . . . . . . . . . . . . . . . . . . . Inspect Pawl and spring on door. Must
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Canister bottom not set correctly . . . . . . . . . . . . . Set canister bottom for length of nails
being used
Broken weld wires in nail coil . . . . . . . . . . . . . . . . Remove coil of nails and use another coil
Wrong size fasteners for tool . . . . . . . . . . . . . . . . Use only recommended fasteners/check
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Broken welded wires in nail coil . . . . . . . . . . . . . . Remove coil of nails and use another coil
Wrong slide plate adjustment for
wire/plastic collated nail coil . . . . . . . . . . . . . . . . . Adjust switch pins for wire/plastic collated
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
-10-
CORRECTION
Lubricant
spring. Lubricate assembly.
work freely.
canister bottom adjustment
nail coil