Fronius HPT 220i G, Operating Instructions Manual

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Troubleshooting
Troubleshooting
Welding torch cannot be connected
Bayonet lock bent
Replace bayonet lock Cause:
Remedy:
No welding current
Power source switched on, power source indication illuminates, shielding gas present
Incorrect ground connection
Establish proper ground connection
Power cable in welding torch interrupted
Replace welding torch
Tungsten electrode loose
Tighten tungsten electrode using torch cap
Wearing parts loose
Tighten wearing parts
Cause:
Remedy:
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Remedy:
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Remedy:
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Remedy:
No function after pressing torch trigger
Power source switched on, power source indication illuminates, shielding gas present
Power plug not plugged in
Plug in power plug
Welding torch or welding torch control line faulty
Replace welding torch
Plug connections "torch trigger/control line/power source" faulty
Check plug connection / send power source or welding torch to service
team
PCB in welding torch faulty
Replace PCB
Cause:
Remedy:
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Remedy:
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Remedy:
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Remedy:
HF flashover at welding torch connection
Welding torch connection not sealed
Replace O-ring on the bayonet lock Cause:
Remedy:
HF flashover at the shell-type handle
Hosepack is not sealed
Replace hosepack
Shielding gas hose connection to torch body not sealed
Adjust and seal hose
Cause:
Remedy:
Cause:
Remedy:
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