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7 TROUBLESHOOTING
7
TROUBLESHOOTING
Try these recommended checks and inspections before sending for an authorised service
technician.
Type of fault
No arc.
The welding current is
interrupted during welding.
The thermal cut-out trips
frequently.
Poor welding performance.
0460 826 374
Corrective action
•
Check that the mains power supply switch is turned on.
•
Check that the welding current supply and return
cables are correctly connected.
•
Check that the correct current value is set.
•
Check the mains power supply.
•
Check to see whether the thermal cut-outs have
tripped.
•
Check the mains power supply fuses.
•
Make sure that you are not exceeding the rated data
for the welding power source (i.e. that the unit is not
being overloaded).
•
Make sure that the power source is clean.
•
Check that the welding current supply and return
cables are correctly connected.
•
Check that the correct current value is set.
•
Check that the correct electrodes are being used.
•
Check the gas flow.
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© ESAB AB 2019
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