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V1.0
1/2 in. dr. Micro Stubby Air Impact Wrench
8630972
PROBLEM
POSSIBLE CAUSE(S)
SUGGESTED
SOLUTION(S)
Tool will not run.
Air flows freely
from exhaust.
O-rings throttle
dislodged from seat
inlet valve.
1. Pour air tool lubricating
oil into air inlet as per
instructions.
2. Operate the tool
in short bursts of forward
and / or reverse rotation
where applicable.
3. Tap the motor housing
gently with
a plastic mallet.
4. Disconnect the air
supply. Free the motor by
rotating the drive shank
manually where
applicable.
5. If the tool remains
jammed, return to service
centre.
Tool will not
shut off.
O-rings throttle valve
dislodged from seat
inlet valve.
Have a qualified
technician replace
the O-ring.
Loss of power
or erratic
performance.
Excessive drain on
the air line. Moisture
or restriction in the
air hose. Incorrect
size or type of
hose connectors.
Check the air supply.
If the tool is not
connected to the air line,
connect it properly.
NOTE: Repairs should be carried out by a qualified technician.
Visit www.princessauto.com for more information
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