MasterCraft 058-8179-2, Instruction Manual

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TROUBLESHOO
TING
23
AIR
-
POWERED COIL ROOFING NAILER 058
-8179-2
Troubleshooting
The following chart lists common issues and solutions. Please read it carefully and follow all
instructions closely.
DANGER!
Potential hazard that will result in serious injury or loss of life.
• If any of the following symptoms appear while the tool is in use, turn it off and
disconnect it from the air supply immediately. Failure to comply will lead to
serious injury or loss of life.
• Disconnect the tool from the air supply before making any adjustments.
• Repairs must be performed by a qualified service technician only.
PROBLEM POSSIBLE CAUSES SOLUTIONS
Air leakage at the
top of the tool or in
the trigger area.
1. O
-
rings in the trigger valve are
damaged.
2. The trigger valve heads are
damaged.
3. Trigger valve stem, seal, or
O
-
rings are damaged.
1. Inspect and replace the O
-
rings.
2. Inspect and replace trigger valve heads.
3. Inspect and replace the trigger valve stem,
seal, or O
-
rings.
Have the tool serviced by a qualified service
technician.
Air leakage at the
bottom of the tool.
1. The screws are loose.
2. The O
-
rings or the bumper are
worn or damaged.
1. Tighten the screws.
2. Inspect and replace the O
-
rings or the
bumper.
Have the tool serviced by a qualified service
technician.
Air leakage between
the bottom and the
cylinder cap.
1. The screws are loose.
2. The O
-
rings or the seals are worn
or damaged.
1. Tighten the screws.
2. Inspect and replace the O
-
rings or the seals.
Have the tool serviced by a qualified service
technician.