Problem
Possible Causes
Remedies
Runs at normal speed but loses
power under load.
• Motor parts worn.
• Cam clutch worn or sticking
due to lack of lubrication.
• Lubricate clutch housing
• Check for excess clutch oil.
Clutch cases need only be half full.
Overfilling can cause drag on high
speed clutch parts, ie. A typical
oiled/lubricated wrench requires
1/2 oz. of oil.
Grease Lubricated Note:
Heat usually indicates insufficient
grease in chambers. Severe
operating conditions may require
more frequent lubrication.
Tool runs slowly. Air flows slightly
from exhaust.
• Motor parts jammed with dirt
particles.
• Power regulator in closed position.
• Air flow blocked by dirt.
• Check air inlet filter for blockage.
• Pour 2 to 6 drops air tool
lubricating oil into air inlet.
• Operate tool in short bursts quickly
reversing rotation back and forth
where applicable.
• Repeat above as needed. If this
fails return to service centre.
Tools will not run. Air flows freely
from exhaust.
• One or more motor vanes stuck
due to material build up.
• Pour air tool lubricating tool into
air inlet.
• Operate tool in short bursts of
forward and/or reverse rotation
where applicable.
• Tap motor housing gently with
plastic mallet.
• Disconnect air supply. Free by
rotating drive shank manually
where applicable.
• If tool remains jammed return to
service centre.
Tool will not shut off.
• “O” ring’s throttle valve dislodged
from seat inlet valve.
• Replace “O” ring or return to
service centre.
Note: repairs should be carried out by a qualified person.
For any technical questions, please call 1-800-665-8685
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