• Troubleshooting
Faults
Indicator lamp
does not lit up?
Ventilator does
not work?
Warning lamp
switches on?
No output
current?
Output current
does not
decrease?
Air current cannot
be regulated?
HF-arc is not
created?
Bad ignition?
Pistol is not ready
for operation?
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Cause of fault
No electrical connection.
ON/OFF switch set to off.
Power line interrupted.
Power line ventilator faulty.
Ventilator faulty.
Overheating protection
switched on.
Input voltage too high.
Machine faulty.
Overvoltage protection
activated.
Input voltage too low.
Connection cable cross-section
too low.
Compressed air hose
damaged or faulty.
Valve/manometer fails.
The burner switch is faulty.
Soldering point on the burner
switch or plug loosened.
Valve/manometer fails.
Burner wear parts damaged
or worn.
Check HF spark gap.
Current switch is switched off.
Air transmission is restricted.
Workpiece is not connected to
the ground terminal.
Troubleshooting
Troubleshooting
Check power cable.
Set switch to ON.
Check power line.
Allow device to cool down.
Input voltage according
to type plate.
Machine must be repaired.
Allow device to cool down.
Observe input voltage
according to type plate.
New connection of the hose.
Renew electrode.
Change wear parts.
Set spark gap.
Switch the current switch to
'on'.
Another indication of this is
a green flame. Check the air
supply.
Check the connection.
GB/IE
39