1/2 in. Air Ratchet and Socket Set
9
Visit www.princessauto.com for more information
8395881
V 2.5
TROUBLESHOOTING
If the tool does not function properly or if it is missing parts, contact Princess Auto Ltd. for a solution. If unable to
do so, have a qualified technician service the tool.
Problem(s)
Possible cause(s)
Suggested solution(s)
Tool runs at normal speed
but loses power under load.
Motor parts worn.
Bring to Princess Auto Ltd. or a
qualified technician.
Lack of air tool oil.
Pour air tool oil into air inlet per instructions.
Tool runs slowly. Air flows
slightly from exhaust.
Motor parts jammed with
dirt particles.
OR
Air flow blocked by dirt.
Check air inlet filter for blockage.
Pour air tool oil into air inlet as per
instructions.
Operate tool in short bursts.
Disconnect air supply. Free motor by rotating
drive shank manually where applicable.
Repeat above as needed. If this fails, bring to
Princess Auto Ltd. or to a qualified technician.
Excessive air tool oil in tool.
Run tool under no load for short periods of
time until exhaust clears.
Buildup of shipping grease.
See Removing Packing Grease section.
Air flow regulator is in the closed
position
Open regulator to correct position
Tool will not run. Air flows
freely from exhaust.
O-rings throttle valve dislodged
from seat inlet valve.
Have a qualified technician replace the O-ring.
Damage or excessive wearing of
internal parts.
Bring to Princess Auto Ltd. or
a qualified technician.
Material buildup impeding
motor vanes.
Clean internal mechanism.
Tool will not shut off.
O-rings throttle valve dislodged
from seat inlet valve.
Bring to Princess Auto Ltd. or
a qualified technician.
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. Ensure tool is connected
to a 3/8 in. I.D. or larger air hose with no
kinks or restrictions and that the fittings are
connected properly.
Air compressor has
insufficient flow.
Ensure tool is connected to a compressor with
a rated flow that matches the tool.
