Troubleshooting – Porter-Cable C2025 User Manual

Page 17

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17 - ENG

N000732

TROUBLESHOOTING

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

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

air compressor to cool.

PROBLEM

CAUSE

CORRECTION

Excessive tank pressure

- safety valve pops off.

Pressure switch does

not shut off motor when

compressor reaches

"cut-out" pressure.

Move On/Off lever to

the "Off" position, if

the outfit does not shut

off contact a Trained

Service Technician.

Pressure switch "cut-

out" too high.

Contact a Trained

Service Technician.

Air leaks at fittings.

Tube fittings are not

tight enough.

Tighten fittings where air

can be heard escaping.

Check fittings with

soapy water solution.

Do Not Overtighten.

Air leaks in air tank or at

air tank welds.

Defective air tank.

Air tank must be

replaced. Do not repair

the leak.

Risk

bursting. Do not drill

into, weld or otherwise

modify air tank or it will

weaken. The tank can

rupture or explode.

Air leaks between head

and valve plate.

Leaking seal.

Contact a Trained

Service Technician.

Air leak from safety

valve.

Possible defect in

safety valve.

Operate safety valve

manually by pulling on

ring. If valve still leaks,

it should be replaced.

Knocking Noise.

Possible defect in

safety valve.

Operate safety valve

manually by pulling on

ring. If valve still leaks,

it should be replaced.

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