3
English
PROBLEM: Tool runs at normal speed but fails under
load.
POSSIBLE CAUSES
■
Motor parts worn.
■
Cam clutch worn or sticking due to lack of lubricant.
REMEDIES
■
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 tool requires
1
⁄
2 ounce of oil.
Grease lubrication
NOTE:
Heat usually indicates insufficient grease in
chamber. Severe operating conditions may require
more frequent lubrication.
PROBLEM: Tool runs slowly. Air fl ows slightly from
exhaust.
POSSIBLE CAUSES
■
Motor parts jammed with dirt particles.
■
Power regulator in closed position.
■
Air flow blocked by dirt.
REMEDIES
■
Check air inlet filter for blockage.
■
Pour air tool lubricating oil into air inlet.
■
Operate tool in short bursts quickly reversing rotation
back and forth where applicable.
■
Repeat previous steps when needed.
PROBLEM: Tool will not shut off.
POSSIBLE CAUSE
‘O’ rings throttle valve dislodged from seat inlet valve.
REMEDY
Replace ‘O’ ring .
NOTE:
Repairs should be carried out by a quali
fi
ed
person.
