Troubleshooting; Possible Cause - Scheppach HC550TC-400V Original Bedienungsanleitung

17. Troubleshooting

The table below contains a list of error symptoms and explains what you can do to solve the problem if your tool fails to
work properly. If the problem persists after working through the list, please contact your nearest service workshop.
Fault
The compressor does not
start.
The compressor starts but
there is no pressure.
The compressor starts, pres-
sure is shown on the pressure
gauge, but the tools do not
start.
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Possible cause

No supply voltage.
Insufficient supply voltage.
Outside temperature is too low.
Motor is overheated.
The safety valve leaks.
The seals are damaged.
The drain plug for condensation
water leaks.
The hose connections have a leak.
A quick-lock coupling has a leak.
Insufficient pressure set on the pres-
sure regulator.
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, rem-
edy the cause of the overheating.
Have a service center replace the safety 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 reg-
ulator.