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Risk of unsafe
operation. Unit
cycles automatically when power is
on. When doing Maintenance, you
may be exposed to voltage sources,
compressed air or moving parts.
Personal injuries can occur.
Before servicing:
• Unplug or disconnect
electrical supply to the air
compressor.
• Bleed tank of pressure.
• Allow the air compressor to
cool.
ALL MAINTENANCE AND REPAIR
OPERATIONS NOT LISTED MUST
BE PERFORMED BY TRAINED
SERVICE TECHNiCiAN.
TO REPLACE CHECK VALVE
1. Release all air pressure from air
tank. See To Drain Tank in the
Maintenance section.
2. Unplug outfit.
3. Remove the shroud on the outlet
tube side. NOTE: Remove screw
with T-20 screwdriver and loosen
all the tabs on the shroud with a
flat screwdriver before removing.
I Outlet
Pressure Tube
Relief
Check
Valve
6. Unscrew the check valve (turn
counterclockwise) using a 7/8"
open end wrench. Note the orien-
tation for reassembly.
7. Install the new check valve (turn
clockwise).
8. Replace the outlet tube and tight-
en nuts.
9. Replace the shroud.
10. Replace the outlet tube and tight-
en nuts.
11. Perform the Break-in Procedure.
See Break=in Procedure in the
Operation section.
TO REPLACE REGULATOR
1. Release all air pressure from air
tank. See To Drain Tank in the
Maintenance section.
2. Unplug compressor.
3. Remove the regulator ring and
remove the console cover.
4. Using an adjustable wrench, loos-
en outlet tube nut at air tank and
pump head. Carefully move outlet
tube away from check valve.
5. Using an adjustable wrench
loosen pressure relief tube nut at
air tank. Carefully move pressure
relief tube away from check valve.
N022059 18-ENG
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