37
MAINTENANCE SECTION
TROUBLESHOOTING GUIDE
Trouble Probable Cause Solution
Low power Dry Motor Daily, inject 3 cc of Mac Tools Pneumatic Oil into
the inlet and run the tool to lubricate the motor.
Inadequate air supply Install proper air supply and connection. Refer to
Dwg. TPD905–1 and Dwg. TPA1814 on Page 3.
Dirty Inlet bushing Screen Using a clean, suitable, cleaning solution in a well
ventilated area, clean the Inlet Bushing Screen.
Worn or broken Vanes Replace a complete set of Vanes
Worn or broken Cylinder and/or
scored End Plates
Examine Cylinder. Check outside and ends for
wear or damage and inside for scored or wavy
bore.
Replace Cylinder if any of these conditions exist.
Replace End Plates if they are scored.
Dirty motor parts. Disassemble the Tool and clean in a clean, suit-
able, cleaning solution in a well ventilated area.
Assemble the Tool and inject 3 cc of the
recommended oil into Inlet and run Tool to
lubricate internal parts.
Damaged Reverse Valve Replace Reverse Valve. Refer to Installation of
Reverse Valve.
Motor will not run Incorrect assembly of motor Disassemble motor and replace worn or broken
parts and reassemble. Refer to Assembly of the
Motor.
Insufficient lubricant in impact
mechanism.
Lubricate impact mechanism through Hammer
Case Grease Fitting using the recommended
grease.
Tool will not impact Broken or worn impact mecha-
nism parts
Remove Hammer Case Assembly and examine
impact mechanism parts. Replace any worn or
broken parts.
Impact mechanism not
assembled correctly.
Refer to Assembly of Impact Mechanism.
SAVE THESE INSTRUCTIONS. DO NOT DESTROY.
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