Troubleshooting - DeWalt DWFP2350 Instruction Manual

English
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 pins; intermittent feed.
Pins jam in tool.
8

Troubleshooting

Cause
O-ring cut or cracked.
O-ring/seals cut or cracked.
Loose nose screws.
O-ring or Gasket is cut or cracked.
Bumper cracked/worn.
Damaged gasket or seal.
Cracked/worn head valve bumper.
Loose cap screws.
Air supply restriction.
Worn head valve O-rings.
Broken cylinder cap spring.
Head valve stuck in cap.
Broken cylinder cap spring.
O-rings/seals cut or cracked.
Exhaust blocked .
Trigger assembly worn/leaks.
Dirt/tar build up on driver.
Cylinder sleeve not seated correctlyon bottom bumper.
Air pressure too low.
Worn bumper.
Tar/dirt in driver channel.
Air restriction/inadequate air flow through quick disconnect
socket and plug.
Worn piston O-ring.
Damaged pusher spring.
Low air pressure.
Loose magazine nose screws.
Pins too short for tool.
Bent pins.
Wrong size pins.
Leaking head cap gasket.
Trigger valve O-ring cut/worn.
Broken/chipped driver.
Dirty magazine.
Worn magazine.
Driver channel worn.
Wrong size pins.
Bent pins.
Loose magazine/nose screws.
Broken/chipped driver.
Correction
Replace O-ring.
Replace trigger valve assembly.
Tighten and recheck.
Replace O-ring or gasket.
Replace bumper.
Replace gasket or seal.
Replace bumper.
Tighten and recheck.
Check air supply equipment.
Replace O-rings.
Replace cylinder cap spring.
Disassemble/Check/Lubricate.
Replace cap spring.
Replace O-rings/seals.
Check bumper, head valve spring, muffler.
Replace trigger assembly.
Disassemble nose/driver to clean.
Disassemble to correct.
Check air supply equipment.
Replace bumper.
Disassemble and clean nose and driver.
Replace quick disconnect fittings.
Replace O-ring, check driver.
Replace spring.
Check air supply system to tool.
Tighten all screws.
Use only recommended pins.
Discontinue using these pins.
Use only recommended pins.
Tighten screws/replace gasket.
Replace O-ring.
Replace driver (check piston O-ring).
Clean.
Replace magazine.
Replace nose/check door.
Use only recommended pins.
Discontinue using these pins.
Tighten all screws.
Replace driver.