16
Fault
Cause
Remedy
Pressure drop in the tank
Air leak at connections
Run compressor to max
pressure, switch off.
Brush soap solution over
connections and look for
bubbles.
Tighten connections showing
leaks.
If problem persists, contact
your dealer
Pressure switch valve leaks
when compressor is at idle
speed
Non-return valve seal defective
Discharge air tank pressure.
If problem persists, contact
your dealer
Compressor does not stop at
maximum pressure
Pressure switch fault
Contact your dealer
Compressor does not reach
maximum pressure
Filter clogged / head gasket or
valve fault
Replace filter element / contact
your dealer
Compressor noisy with metallic
knock
Low oil level / Bearing or piston
damage
Turn OFF and top up with oil
immediately / Contact your
dealer
9. TROUBLESHOOTING
Summary of Contents for HY140200PES
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