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Troubleshooting
Trouble Possible cause Possible remedy
Motor will not run, running too
slow or becoming excessively hot
Power fault or supply voltage too low Check the power supply
Power cord too long or too thin Use authorised service centre
to replace the power cord
Faulty pressure switch Use authorised service centre
to repair or replace the switch
Faulty motor Use authorised service centre
to repair or replace the motor
Main compressor sticking/tight Use authorised service centre
to repair or replace faulty parts
Main compressor sticking/tight
Moving parts damaged by heat
due to insufficient lubrication
Use authorised service centre to
check crankshaft, bearings, con rod,
piston rings, etc and replace
where necessary
Moving parts damaged or blocked
by foreign particle
Vibration or abnormal noise
Loose part Use authorised service centre
to check and repair if necessary
Foreign body in main compressor Use authorised service centre
to check and clean if necessary
Piston connecting with the valve seat Use authorised service centre
to increase size of gasket
Moving parts excessively worn Use authorised service centre
to repair or replace