17
GB
Fault table
Warning:
The unit should be de-energised immediately in the event of a malfunction. Repairs
should only be entrusted to trained and qualified skilled personnel.
Malfunctions
Possible causes
Remedy
The compressor motor
No power
Check fuse and plug
does not start
Cable breakage or loose
Specialist workshop
electrical connections
Oil level too high
Draining oil
Pressure in tank too high,
Release air from tank
pressure switch triggered
Compressor running,
Covering cap has not been
Remove covering cap
but does not build up pressure
removed from the suction pipe
Air filter dirty
Change air filter
Unit is leaking
Check hose and snap
connections for leaks
Compressor running,
Unit is leaking
Check hose and snap
but does not reach the
connections for leaks
maximum pressure
Pressure switch setting
Check setting, contact
incorrect
specialist
Non-return valve is defective
Change non-return valve
or blocked
Compressor deactivates
Motor is too hot, motor circuit
Deactivating compressor, allow
during operation
breaker triggered
motor to cool
The unit was excessively
overloaded.
Compressor running,
Unit is leaking
Check hose and snap
but work is not realised
connections for leaks
Compressor does not start
Pressure switch defective
Have pressure switch replaced
by if pressure is
specialist workshop
below minimum
or does not deactivate
at max. pressure
