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symptom
tool does not
operate when the
trigger is pressed,
but air runs freely
from exhaust.
tool runs slowly,
and only a small
amount of air exits
from the exhaust
port.
tool does
not shut OFF
when trigger is
released.
Air tool becomes
hot or noisy
during operation.
Air tool becomes
too cold to hold,
or ice crystals
form at exhaust
port.
-12
-
possible cause
1. Motor is at fault.
1. tool is not oiled properly.
2. Air regulator adjustment is at
fault.
3. trigger
throttle
obstructed.
4. intake
filter
clogged.
5. Motor loaded with moisture
or oil sludge.
6. leaks in air hose.
1. trigger bent or throttle valve
at fault.
2. throttle valve stuck open.
1. Air
tool
heats
insufficient lubrication or a
worn bearing.
1. the intake of moisture and
the pressure drop is causing
moisture to freeze in the
tool.
solution
1. Motor may be stuck in position
from
lubricate the air tool and rotate
spindle by hand a few times.
next use the trigger to operate
the air tool while re-oiling
several times in the process to
flush the tool.
1. oil tool according to the
maintenance instructions.
2. Adjust the air regulator to 90
psi, or 100 psi if the air hose is
longer than 25 feet. re-adjust
the throttle valve screw to the
fully open position.
valve
is
3. disassemble the throttle valve
and clean out sludge and
contaminants.
screen
is
4. Clean the filter screen behind
the air supply fitting.
5. disassemble air tool, clean, and
relubricate. lubricate air tool
and rotate spindle by hand a
few times. next use the trigger
to operate the air tool, re-oiling
several times in the process to
flush the system.
6. replace hose
1. Bend trigger back to its normal
position so throttle valve is free
to return to fully released or
OFF position.
2. replace throttle valve spring or
o-rings.
1. repair air tool, and correct
up
from
in-line
adjustment, or follow manual
lubrication requirements.
1. Keep compressor tank drained,
service, reposition, or add
additional water separators in
the supply system.
improper
storage.
oiler
lubrication
t23089 (Mfg since 11/10)
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