12. Troubleshooting
Fault
The compressor does not
start.
The compressor starts but
there is no pressure.
The compressor starts,
pressure is shown on the
pressure gauge, but the
tools do not start.
Possible cause
Mains voltage is not available.
Mains voltage is too low.
Outside temperature is too low.
Motor is overheated.
Safety valve (17) leaking.
The seals are damaged.
Drain screw for condensate (10) leaking.
The hose connections have a leak.
A quick coupling has a leak.
Insufficient pressure set on the pressure
regulator (5).
www.scheppach.com
Remedy
Check the cable, mains plug, fuse and
socket.
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.
Replace the safety valve (17).
Check the seals and have any
damaged seals replaced by a service
centre.
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 quick coupling, replace if
necessary.
Increase the set pressure with the
pressure regulator.
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