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instruction manual
For oil lubricated compressors
Observation
Insufficient pressure
The unit fails to speed up
The pressure in the tank
exceeds the maximum level
and causes safety valve bleed-
ing
Air loss from the pressure
switch valve
The tank fails to hold the pres-
sure
Avvi troppo frequenti /periodi
di funzionamento troppo brevi
102
Possible causes
Air loss
Air filter clogged
Incorrect adjustment of the
pressure switch
Excessive air consumption
Valves plate damaged
Malfunction of the pressure
switch valve
Solenoid valve not
operating
Voltage drop at the motor termi-
nals
Non-return valve malfunction
Solenoid valve not operating
Pressure switch wrongly set or
out of order
Solenoid valve faulty
Problems with the non-return
valve
Pressure switch valve out of
order
Non-return valve malfunction
Air losses
Pressure switch incorrectly set
Problems with the non-return
valve
Solutions
Contact the Assistance Centre
Clean or change the air filter
See to the correct adjustment
Reduce user points
Contact the Assistance Centre
Contact the Assistance Centre
Contact the Assistance Centre
Use a cable of the
correct size.
Contact the Assistance Centre
Contact the Assistance Centre
Contact the Assistance Centre
Contact the Assistance Centre
Contact the Assistance Centre
Replace the valve.
Contact the Assistance Centre
Contact the Assistance Centre
Replace the valve.
Contact the Assistance Centre
Check and correct if necessary
Correct the setting of the
pressure switch
Replace the valve.
Contact the Assistance Centre
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