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Observation
High oil consumption
The compressor fails to start
Overload relay
disconnects
Possible causes
Oil level too high
Piston ring(s) worn or broken
Electrical fault
Ambient temperature too high
Fan rotating in wrong direction
Voltage too low
Machine pressure overload
Overload relay set incorrectly
Solenoid valve faulty
Leaks from non-return valve
Overcurrent caused by a fault in
the motor or the compressor
instruction manual
Solutions
Do not overfill crankcase. Keep
level in red circle of sight-glass
Have condition of piston rings
checked
Check the electrical system.
Check the sealing of fuses and
line terminals
Improve the ambient ventilation
Check the motor electrical con-
nections
Check the network's power and
the size of the cable.
Resettare il relè.
Se il problema persiste, contat-
tare il Centro di Assistenza
The compressor will start when
the pressure again falls below
the pre-set value
Check and reset the relay
Contact the Assistance Centre
Replace the valve.
Contact the Assistance Centre
Contact the Assistance Centre
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