Troubleshooting Guide - DeWalt DWMC150 Guide D'utilisation

MANY COMMON PROBLEMS CAN BE SOLVED EASILY BY UTILIZING THE CHART BELOW.
FOR MORE SERIOUS OR PERSISTENT PROBLEMS, CONTACT A D
fasteners from magazine before making any adjustments or servicing this tool.
SYMPTOM CAUSE
Trigger valve housing leaks air O-ring cut or cracked
Trigger valve O-ring cut or cracked
CT housing leaks air CT housing O-ring cut or cracked
Shuttle O-ring cut or cracked
CT housing plate loosened or damaged
Frame/Nose leaks air Loose nose screws
O-ring cut or cracked
Bumper cracked or worn
Frame/Deflector leaks air Damaged gasket
Cracked or worn head valve piston
Cracked or damaged sleeve
Loose deflector screws
Failure to cycle Air supply restriction
Tool dry, lack of lubrication
Worn head valve O-rings
Broken head valve spring
Head valve stuck in cap
Trigger valve O-ring cut or cracked
Wishbone cam pin broken or missing
Wishbone cam broken, worn or missing
Cam spring broken or missing
Cam follower broken or missing
Moveable nose broken

TROUBLESHOOTING GUIDE

WARNING: To reduce the risk of serious personal injury, remove
12
WALT SERVICE CENTER OR CALL 1-(800)-4-D
E
FIX
Replace O-ring
Replace trigger valve assembly
Replace CT housing assembly
Replace O-ring
Replace CT housing assembly
Tighten screws and recheck
Replace O-ring
Replace bumper
Replace gasket
Replace head valve piston
Replace sleeve
Tighten screws and recheck
Check air supply equipment
Lubricate tool using D WALT pneumatic tool oil
E
Replace O-rings
Replace head valve spring
Disassemble/Check/Lubricate
Replace trigger valve assembly
Replace wishbone cam pin
Replace wishbone cam
Replace cam spring
Replace cam follower
Replace moveable nose
WALT.
E