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Troubleshooting Guide
Trouble
Loss of Power
Motor will not run
Tool will not impact
Related Documentation
For additional information refer to:
Air Impact Wrench Product Safety Information Manual Form 04580916,
Air Impact Wrench Product Information Manual Form 04584785,
Air Impact Wrench Parts List Manual Form 04584389.
Manuals can be downloaded from www.irtools.com.
www.irtools.com
© 2004 Ingersoll-Rand Company
Troubleshooting Guide
Probable Cause
Dirty Inlet Bushing or Air Strainer
Screen and/or Exhaust Silencer.
Worn or broken Vanes.
Worn or broken Cylinder and/or scored
End Plates.
Dirty motor parts.
Improper positioning of the Reverse
Valve.
Incorrect assembly of the motor.
Insufficient lubricant in the impact
mechanism.
Broken or worn impact mechanism
parts.
Impact Mechanism not assembled
correctly.
Solution
Using a clean, suitable, cleaning solution in a well
ventilated area, clean Air Strainer Screen, Inlet Bushing
Exhaust Silencer.
Replace the complete set of Vanes.
Examine Cylinder and replace it if it is worn or broken or if
the bore is scored or wavy. Replace the End Plates if they
are scored.
Disassemble the tool and clean all parts with a suitable
cleaning solution, in a well ventilated area. Reassemble
the tool as instructed in this manual.
Make certain that the Reverse Valve is fully engaged to
the left or right.
Disassemble the motor and replace worn or broken parts
and reassemble as instructed.
Remove the Hammer Case Assembly and lubricate the
impact mechanism.
Remove the Hammer Case and examine the impact
mechanism parts. Replace any worn or broken parts.
Refer to Assembly of the Impact Mechanism.
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