Troubleshooting
Caution: If any of the following symptoms appear during use, stop using the tool
immediately, or serious personal injury could occur. Have all repairs performed
by authorized service personnel.
Disconnect tool from air supply when performing any service procedure.
Symptom
1. Air leak near the top
of the tool or in
trigger area.
2. Air leak near the
bottom of the tool.
3. Air leak between body
and cylinder cap.
4. Tool does not operate
well; cannot drive
fastener, or operates
sluggishly.
5. Tool jams.
Problem
• O-rings in trigger valve
are damaged
• Trigger valve heads are
damaged.
• Trigger valve stem,
seal or o-rings are
damaged
• Loose screws
• Worn or damaged
o-ring or bumper.
• Loose screws
• Worn or damaged
o-ring or seals.
• Inadequate air supply
• Inadequate lubrication
• Worn or damaged
o-rings or seals
• Incorrect or damaged
fasteners
• Damaged or worn
driver guide
• Magazine or nose
screw loose
• Magazine is dirty
Solutions
• Check and replace
o-ring
• Check and replace
• Check and replace
trigger, valve stem, seal
or o-ring
• Tighten screws
• Check and replace
o-rings or bumper
• Tighten screws
• Check and replace
o-rings or seals
• Verify adequate air
supply
• Place 2 to 6 drops of
oil into the air inlet
• Replace damaged
internal parts
• Change and use correct
fastener
• Check and replace the
driver
• Tighten the magazine
• Clean the magazine
8134926manual 10/18/06 4:22 PM Page 7
