WORKZONE TITANIUM PREMIUM HC520, User Manual

23

Troubleshooting

13. Troubleshooting

Fault

Possible cause

Remedy

The compressor 

does not start.

No supply voltage.

Insufficient supply voltage.

Outside temperature is 

too low.

Motor is overheated.

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 tem-

perature of below +5° C.

Allow the motor to cool down. If 

necessary, remedy the cause of the 

overheating.

The  

compressor starts 

but there is no 

pressure.

The non-return valve (19) 

leaks.

The seals are damaged.

The drain plug for conden-

sation water (10) leaks.

Have a service center replace the 

non-return valve (19).

Check the seals and have any dam-

aged seals replaced by a service 

center.

Tighten the screw by hand. Check 

the seal on the screw and replace if 

necessary.

The  

compressor starts, 

pressure is shown 

on the pressure 

gauge, but the 

tools do not start.

The hose connections 

have a leak.

A quick-lock coupling has 

a leak.

Insufficient pressure set on 

the pressure regulator (5).

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.