Haussmann PNT240-PN Manuel De L'utilisateur page 23

PROBLEM
Air leak at trigger area
Air leak between body and
front plate
Air leak between body and
cylinder cap
Tool driving fasteners too
deeply
Tool runs slowly or has power
loss
Tool skips fasteners
Fasteners jam in tool or
magazine
Tool will not drive fasteners
down tight
TROUBLESHOOTING
CAUSE
O-ring in trigger valve damaged or cracked Check & replace O-ring
Trigger valve head damaged
Trigger valve stem, seal or O-ring
damaged
Piston O-ring or bumper damaged
Screw loose
Damaged seal
Worn bumper
Air pressure too high
Broken spring in cylinder cap is blocked
Exhaust port in cylinder cap is blocked
Worn bumper or damaged spring
Dirt in front plate
Worn or dry O-ring on piston
Damaged O-ring on trigger valve
Cylinder cap is leaking
Joint guide is worn
Fasteners are the wrong size or damaged
Magazine or front plate screws are loose
Blade in piston assembly is damaged
Worn blade in piston assembly
Lack of power
Slow cycling and loss of power
SOLUTION
Check & replace trigger valve head
Check & replace trigger valve stem, seal,
or O-ring
Check & replace O-ring or bumper
Tighten screws
Check & replace seal
Replace bumper
Adjust air pressure at regulator
Add oil as instructed
Check air supply
Replace spring
Replace damaged internal parts
Replace bumper or pusher spring
Clean drive channel of front plate
Replace O-ring or lubricate
Replace O-ring
Replace seal
Replace joint guide
Use only the recommended and
undamaged fasteners
Tighten all screws
Replace piston assembly
Replace piston assembly
Adjust regulator to adequate air pressure
Check cylinder cap spring for broken coils
or reduced length or if exhaust port of
cylinder cap is restricted
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