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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 th following symptoms ppearsduring 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.
isconnect tool from air suppy before ttemptingrepair or adjustment. When replacing O-rings
or Cylinder, lubricate with air tool oil before assembly.
PROBLEMS
Tool runs at normal
speed but loses under
load.
Tool runs slowly. Air
flows slightly from
exhaust
Tools will not run. Air
flows freely from
exhaust.
Tool will not shut off
POSSIBLE CAUSES
■. Motor parts worn.
■ Cam clutch worn or
sticking due to lack of
lubricant.
■ Motor parts jammed
with dirt particles
■ Power regulator in
closed position
■ Air flow blocked by dirt.
■ One or more motor
vanes stuck due to
material build up.
■ 'O' rings throttle valve
dislodged from seat inlet
valve.
REMEDIES
■ 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.
■ 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.
■ 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.
■ Replace 'O' ring .
9
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