Troubleshooting - Manupro MPRCPV80L Manual Del Usuario

13. Troubleshooting

Fault Possible cause
No supply voltage.
Insufficient supply voltage.
The compressor
does not start.
Outside temperature is too low.
Motor is overheated.
The non-return valve leaks.
The compressor
starts but there is no The seals are damaged.
pressure.
The drain plug for condensation water (1)
leaks.
The hose connections have a leak.
The compressor
starts, pressure is
shown on the pres- A quick-lock coupling has a leak.
sure gauge but the
tools do not start.
Insufficient pressure set on the pressure
regulator (7).
Remedy
Check the supply voltage, the power plug and
the socket-outlet.
Make sure that the extension cable is not too
long. Use an extension cable with large enough
wires.
Never operate with an outside temperature of
below +5° C.
Allow the motor to cool down. If necessary,
remedy the cause of the overheating.
Have a service center replace the non-return
valve.
Check the seals and have any damaged seals
replaced by a service center.
Tighten the screw by hand. Check the seal on
the screw and replace if necessary.
Check the compressed air hose and tools and
replace if necessary.
Check the quick-lock coupling and replace if
necessary.
Increase the set pressure with the pressure
regulator.
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