22
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
CORRECTIVE ACTION
Reset mechanism
cuts out
repeatedly or
circuit breaker
trips repeatedly.
1. Lack of proper
ventilation / room
temperature too high.
1. Move compressor to well-ventilated area.
2. Too many devices on
same circuit.
2. Limit the circuit to the use of only the air
compressor.
3. Restricted air intake.
3. Clean or replace filter element.
4. Loose electrical
connection.
4. Check all electrical connections.
5. Pressure switch shut-off
pressure set too high.
5. Replace pressure switch.
6. Malfunctioning check
valve.
6. Replace check valve.
Risk of Explosion.
Do not
disassemble check valve with air
pressure in tank.
DANGER
7. Defective unloader valve
on pressure switch.
7. Replace unloader valve.
8. Defective motor
capacitor(s).
8.Replace capacitor(s).
9. Malfunctioning motor.
9. Replace motor.
Tank does not
hold pressure
when compressor
is off and the shut
off valve is closed.
1. Air leaks (fittings, tubing
on compressor, or
plumbing outside system).
1. Check all connections with soap and water
solution. Tighten; or remove and apply sealant
to threads, then reassemble.
2. Worn check valve.
2. Replace check valve.
Risk of Explosion.
Do not
disassemble check valve with air
pressure in tank.
DANGER
3. Check tank for cracks or
pin holes.
3. Replace tank. Never repair a damaged tank.
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