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Trouble
Low power
Motor will not run
Tool will not impact
Related Documentation
For additional information refer to:
Air Impact Wrench Product Safety Information Manual 04580916.
Air Impact Wrench Product Information Manual 10569382.
Air Impact Wrench Parts List Manual 80171911.
4
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 and Exhaust
Silencer.
Replace the complete set of Vanes.
Examine the 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 tool and clean all parts with a clean, suitable
cleaning solution, in a well ventilated area. Reassemble tool
as instructed in this manual.
Make certain that the Reverse Valve is fully engaged to the
left or right.
Disassemble the motor, 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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