23
G
B
  Warning! 
Store  the  compressor  only  in  a  dry  location 
which  is  not  accessible  to  unauthorized  per-
sons. Always store upright, never tilted!
7.  DISPOSAL AND RECYCLING
The unitand its accessories are madeof various
typesofmaterial,suchasmetalandplastic.Defec-
tive  components  must  be  disposed  of  as  special 
waste.Askyourdealeroryourlocalcouncil.
8.  POSSIBLE FAULTS AND RELATED PERMITTED REMEDIES
FAULT CAUSE REMEDY
Leakage of air from the valve 
of the pressure switch with the 
compressoroff.
Check valve that, due to wear 
or dirt on the seal, does not 
performitsfunctioncorrectly.
Unscrew the hexagonal head of 
the check valve, clean the valve 
seat and the special rubber disk 
(replaceifworn).Reassemble
andtightencarefully(gures
14-15).
Reductionofperformance.
Frequentstart-up.Lowpressure
values.
Excessive performance request, 
check for any leaks from the 
couplingsand/orpipes.Intake
ltermaybeclogged.
Replacethesealsofthetting,
cleanorreplacethelter.
Thecompressorstopsand
restarts automatically after a few 
minutes.
In the V, 3 HP versions, it is does 
notstart.
Trippingofthethermalcutout
duetooverheatingofthemotor.
Clean the air ducts in the 
conveyor.Ventilatethework
area.Resetthethermalcutout.
On lubricated and V type 
models, check oil level and 
quality.OnVmodels,havethe
voltagechecked.
After a few attempts to restart, 
thecompressor.
Trippingofthethermalcutout
due to overheating of the motor 
(removaloftheplugwiththe
compressor running, low power 
voltage).
Activatetheon/offswitch.
Ventilatetheworkarea.Waita
fewminutes.Thecompressor
willrestartindependently.OnV,
3 HP models, reset the thermal 
cutout.Removeanypowercable
extensions.
Thecompressordoesnotstop
andthesafetyvalveistripped.
Irregular functioning of the 
compressor or breakage of the 
pressureswitch.
Remove the plug and contact 
theServiceCenter.
Any other type of operation must be carried out by authorized Service Centers, requesting original 
parts. Tampering with the machine may impair its safety and in any case make the warranty null 
and void.