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15.
Troubleshooting
Problem
The meter shows nothing.
The fan does not rotate.
No welding power.
The meter is working
normally.
The fan is working
normally.
No welding power.
The meter is working
normally.
The fan is working
normally.
The malfunction indicator
light is on.
The power indicator is off,
the fan is not rotating, no
voltage to the burner.
Check if the power switch is turned on.
Check if the electrical system has access to the power supply.
Check if the three-phase bridge is not damaged.
There is a fault in the auxiliary power supply on the control board
(contact your dealer).
Check that all sockets on the device are properly connected.
There is an open circuit or a bad connection at the output terminal
connector.
The control cable on the torch is broken or the switch is damaged.
The control circuit is defective (contact your dealer).
It may be caused by overcurrent protection. Turn off the unit and
restart the machine after the failure indicator light flashes.
It may be caused by overheating protection. Wait about 2-3 minutes
for the unit to cool down without turning off the power.
It may be caused by a fault in the inverter circuit (consult your dealer).
The power switch is broken.
Check if the electrical system is live.
Check the technical condition of the power cord.
Solution
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