Porter-cable CPFC2TV3525VP User Manual download pdf (Page 15)

15 - ENG

N015840

NOTE: If the air filter is extremely dirty it will need to be replaced. Refer to the

Repair Parts for the correct part number.

AIR COMPRESSOR PUMP INTAKE AND EXHAUST VALVES

Once a year have a Trained Service Technician check the air compressor pump

intake and exhaust valves.

SERVICE AND ADJUSTMENTS

ALL MAINTENANCE AND REPAIR OPERATIONS NOT LISTED MUST BE

PERFORMED BY A TRAINED SERVICE TECHNICIAN.

Risk of Unsafe Operation. Unit cycles automatically when

power is on. When servicing, you may be exposed to voltage sources, com-

pressed air, or moving parts. Before servicing unit unplug or disconnect elec-

trical supply to the air compressor, bleed tank of pressure, and allow the air

compressor to cool.

TO REPLACE OR CLEAN CHECK VALVE

1. Release all air pressure from air tank. See To Drain Tank in the Maintenance

section.

2. Set the Auto/Off lever to "Off" and unplug unit.

3. Using a phillips screwdriver, remove the air filter cover.

4. Remove the rear shrouds using T-20 torx wrench.

Remove

Nut

Outlet

Tube

Pressure

Relief Tube

Check

Valve

5. Usinganadjustablewrench,loosenoutlettubenutatairtank.Carefullymove

outlet tube away from check valve.

6. Usinganadjustablewrenchloosenpressurerelieftubenutatairtank.Carefully

move pressure relief tube away from check valve.

7. Unscrew the check valve (turn

In closed position

disc is visible.

In open

position

nothing is

visible.

Screwdriver

counterclockwise) using a 7/8" open

end wrench. NOTE the orientation for

reassembly.

8. Using a screwdriver, carefully push

the valve disc up and down.

NOTE: The valve disc should move freely

up and down on a spring which holds the

valve disc in the closed position; if not

the check valve needs to be cleaned or

replaced.

9. Clean or replace the check valve. A solvent, such as paint or varnish remover

can be used to clean the check valve.

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Porter-cable CPFC2TV3525VP User Manual Page 15

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