WARNING:
Stop using the tool immediately if any of the following problems occur or risk serious
personal injury. Repairs and replacements should only be performed by authorized personnel. If you
have any questions, please contact our customer service at (800) 232-1195, M-F 8-5 CST.
Problem
Common Causes
Solution
Air leaking at trigger
area
1. O-ring in trigger valve is damaged.
2. Trigger valve head is damaged.
3. Trigger valve stem, seal or O-ring is
damaged.
1. Check and replace O-ring.
2. Check and replace trigger valve head.
3. Check and replace trigger valve stem,
seal or O-ring.
Air leaking between
body and drive guide
Damaged piston O-ring or bumper.
Check and replace O-ring or bumper.
Air leaking between
body and cylinder
cap
1. Loose screw.
2. Damaged seal.
1. Tighten screws.
2. Check and replace seal.
Trigger is pressed
but no fastener is
driven.
1. Not properly connected to air supply.
2. Air hose is leaking.
3. Fasteners not installed correctly
4. Operating pressure too low.
1. Check air supply connections.
2. Check air hose for leaks.
3. Load fasteners into the magazine cor-
rectly.
4. Increase operating pressure.
Fasteners are driven
too deep
1. Worn bumper.
2. Air pressure is too high.
3. The depth setting is too shallow.
1. Replace bumper.
2. Adjust the air pressure.
3. Adjust the depth wheel.
Runs slowly or has
power loss
1. Insufficient oil.
2. Insufficient air supply.
3. Broken spring in cylinder cap.
4. Exhaust port in cylinder cap is
blocked.
1. Lubricate as instructed.
2. Check air supply.
3. Replace spring.
4. Replace damaged internal parts.
Tool skips a fastener
1. Worn bumper or damaged spring.
2. Dirt in drive guide.
3. Inadequate airflow to tool.
4. Worn or dry O-ring on piston.
5. Damaged O-ring on trigger valve.
6. Cylinder cap seal leaking.
1. Replace bumper or pusher spring.
2. Clean drive channel of front plate.
3. Check hose and compressor fittings.
4. Replace O-ring or lubricate.
5. Replace O-ring.
6. Replace seal.
Fasteners repeatedly
jam
1. Joint guide is worn.
2. Fasteners are wrong size or damaged.
3. Magazine or front plate screws are
loose.
4. Piston assembly is damaged.
1. Replace joint guide.
2. Use the recommended and undamaged
fasteners.
3. Tighten screws.
4. Replace piston assembly.
Tool will not drive
down tight
1. Piston assembly is damaged.
2. Insufficient air pressure.
3. Slow cycling and loss of power.
1. Replace piston assembly.
2. Adjust to adequate air pressure.
3. Check cylinder cap spring for broken
coils or reduced length. Check if exhaust
port of cylinder cap is restricted.
TROUBLESHOOTING GUIDE
17
Summary of Contents for 61731
Page 18: ...EXPLODED VIEW PARTS LIST 18...
