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Trouble
Dirty Inlet Bushing or Air
Strainer Screen and/or
Exhaust Silencer
Worn or broken Vanes
Low power
Worn or broken Cylinder and/
or scored End Plates
Dirty motor parts.
Improper positioning of the
Reverse Valve Lever or
Reverse Valve
Motor will not run
Incorrect assembly of the
motor.
Insufficient lubricant in the
impact mechanism
Broken or worn impact
Tool will not impact
mechanism parts
Impact Mechanism not
assembled correctly.
When the life of the tool has expired, it is recommended that the tool be disassembled, degreased and parts be separated by
TROUBLESHOOTING GUIDE
Probable Cause
Using a 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 suitable cleaning
solution, in a well–ventilated area. Reassemble tool as instructed in
this manual.
Make certain that the Reverse Valve Lever is in the the reverse
position or one of the three forward positions. If the tool has been
disassembled, refer to Dwg. TPD1913 for proper Reverse Valve and
Reverse Lever orientation.
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
SAVE THESE INSTRUCTIONS. DO NOT DESTROY.
material so that they can be recycled.
Solution
33
Form P7715 Edition 1
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