3. Loss of power or erratic action may be due to the following:
a)
Excessive drain on the air line. Moisture or restriction in the air pipe. Incorrect size or type of hose connectors. To
remedy check the air supply and follow instructions.
b)
Grit or gum deposits in the wrench may also reduce performance. This tool has an air strainer (located in the area
of the air inlet), remove the strainer and clean it.
c)
When not in use, disconnect from air supply, clean wrench and store in a safe, dry, childproof location.
Troubleshooting
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.
PROBLEM 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, i.e.
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.
