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V1.0
2-3/4 x 17-1/2 in. Straight Line Air Sander
8843948
Visit www.princessauto.com for more information
11
PROBLEM(S)
POSSIBLE CAUSE(S)
SUGGESTED SOLUTION(S)
Tool runs slowly.
Air flows slightly
from exhaust.
Motor parts jammed
with dirt particles.
OR
Airflow blocked by dirt.
1. Check air inlet filter for
blockage.
2a. Pour air tool lubricating oil
into air inlet as per
lubrication instructions for
clearing shipping grease.
2b. Flush out tool with gum
solvent oil.
3. Operate tool in short bursts
to clear debris.
4. If tool still jammed, clean tool
and lubricate per lubrication
instructions.
Tool runs slowly.
Air flows slightly
from exhaust.
1. Air regulator in
closed position.
2. Damage or
excessive wearing of
internal parts.
1. Open the air regulator to
desired airflow.
2a. Have a qualified technician
service the tool.
2b. Replace tool or parts.
Tools will not run.
Air flows freely
from exhaust.
Damage or excessive
wearing of internal
parts.
1. Have a qualified technician
service the tool.
2. Replace tool or parts.
Tool will not shut
off.
1. Throttle valve o-ring
dislodged from inlet
valve seat.
2. Trigger mechanism
jammed or dirty.
1. Replace throttle valve
o-rings.
2. Clean trigger mechanism and
lubricate.
Loss of power or
erratic
performance.
1. Excessive drain on
the air hose.
Incorrect size or type
of hose connectors.
2. Moisture or
restriction in the air
hose/tank
3. Air compressor has
insufficient flow.
1. Check the air hose and
confirm the hose fitting is
correct for the inlet bushing.
2. Depressurize system and
drain tank and air hose of
water.
3. Ensure tool is connected to a
compressor with a rate flow
that matches the tool.