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V1.0
Problem(s)
Tools will not run.
Air flows freely
from exhaust.
Impact tools will
not run. Air flows
freely from
exhaust.
Tool will not shut
off.
Loss of power or
erratic
performance.
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7 pc Extra Long-Barrel Air Hammer Kit
Possible Cause(s)
Damage or excessive
wearing of internal parts.
Piston is jammed
1. Throttle valve o-ring
dislodged from inlet
valve seat.
2. Trigger mechanism
jammed or dirty.
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.
Suggested Solution(s)
1. Have a qualified technician
service the tool.
2. Replace tool or parts.
1. Remove chisel and spring
retainer.
2. Push punch through hole in
the cylinder until resting
against the piston.
3. Sharply strike punch with a
hammer to loosen piston.
4. If still jammed, disassemble
barrel from housing and use
punch to push piston
through the rear of barrel.
5. Clean the barrel and piston.
Remove any rust.
6. Reassemble.
1. Replace throttle valve
o-rings.
2. Clean trigger mechanism
and lubricate.
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.
9004052
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