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Before you store the air compressor,
make sure you do the following:
1.
Review the Maintenance section
on the preceding pages and per-
form scheduled maintenance as
necessary.
2.
Set the On/Auto/Off
lever to "Off".
3.
Close the globe valve.
4.
Remove the air tool or accessory.
5.
Open the globe valve and allow
the air to slowly bleed from the air
tank until tank pressure is approxi-
mately 20 PSI.
6.
Drain water from air tank by open-
ing drain valve on bottom of tank.
E__
ater will condense
in the air tank.
if
not drained, water will corrode and
weaken
the air tank causing
a risk
of air tank rupture.
7.
After the water has been drained,
close the drain or drain valve.
NOTE: If drain valve is plugged,
release all air pressure. The valve can
then be removed, cleaned, then rein-
stalled.
8.
Protect the air hose from damage
(such as being stepped on or run
over).
Risk of Unsafe Operation.
Unit cycles automatically
when
power is on. When servicing,
you may be exposed
to
voltage sources,
compressed
air, or moving parts. Before servicing
unit
unplug or disconnect
electrical
supply to the air compressor,
bleed tank of
pressure,
and allow the air compressor
to cool.
PROBLEM
Excessive
tank pressure
- safety valve
pops off
Air leaks at
fittings
Air leaks at or
inside check
valve
Air leaks at
pressure switch
release valve
CAUSE
Pressure switch does
not shut off motor when
compressor reaches "cut-
_ressure.
Pressure switch "cut-out"
too high.
Tube fittings are not tight
enough.
Check valve seat
damaged.
Defective pressure switch
release valve.
CORRECTION
Move On/Auto/Off lever to the "Off"
position, if the unit does not shut off
contact a Trained Service Technician.
Contact a Trained Service Technician.
Tighten fittings where air can be
heard escaping. Check fittings with
soapy water solution. DO NOT OVER
TIGHTEN.
A defective check valve results in
a constant air leak at the pressure
release valve when there is pressure in
the tank and the compressor is shut
off. Replace check valve. Refer the
"To Replace or Clean Check Valve" in
the Service and Adjustments section.
Contact a Trained Service Technician.
21-ENG
N001248
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