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Trouble Shooting
The following form lists the common operating system with problem and solutions. Please read the form
carefully and follow it.
WARNING:
If any of the following symptoms appears during your operating, stop using the tool
immediately, or serious personal injury could result. Only a qualified persons or an authorized service center can
perform repairs or replacement of tool.
Disconnect tool from air supply before attempting repair or adjustment. When replacing O-rings or Cylinder,
lubricate with air tool oil before assembly.
PROBLEMS
POSSIBLE CAUSES
REMEDIES
Tool runs at normal speed
but loses under load
Motor parts worn.
■
Cam clutch worn or sticking
due to lack of lubricant.
■
Lubricating 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
ounce of oil.
GREASE LUBRICATED:NOTE:
Heat
usually indicates insufficient grease in chamber.
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 air tool lubricating oil into air inlet as
per instructions.
■
Operate tool in short bursts quickly reversing
rotation back and forth where applicable.
Repeat above as needed.
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 supply. Free motor by rotating
drive shank manually where applicable
Tool will not shut off
■
‘O’ rings throttle valve
dislodged from seat inlet valve.
■
Replace ‘O’ ring.
Note: Repairs should be carried out by a qualified person.
