Fronius Robacta Drive CMT G Manual De Instrucciones página 58

Troubleshooting
Troubleshooting
No welding current
Mains switch is on, indicators on the power source are lit, shielding gas available
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Robacta Drive CMT not working
Mains switch is on, indicators on the power source are lit
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Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
No shielding gas
All other functions are OK
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Incorrect earth (ground) connection
Check the earth (ground) connection and clamp for correct polarity
There is a break in the current cable in the Robacta Drive CMT ho-
sepack
Contact After-Sales Service
Loose connection on hosepack
Check that hosepack is firmly in place
Control plug or motor plug not plugged in
Plug in the control plug or motor plug
The control line or motor lead is defective
Contact After-Sales Service
Drive unit is faulty
Contact After-Sales Service
The interconnecting hosepack is faulty or not connected properly
Check the interconnecting hosepack and connection
The gas cylinder is empty
Change the gas cylinder
Gas pressure regulator is faulty
Change the gas pressure regulator
The gas hose is not connected, or is damaged or kinked
Fit gas hose, lay out straight or change
Welding torch is faulty
Exchange the welding torch
Gas solenoid valve in the CMT feeder is faulty
Exchange the gas solenoid valve in the CMT feeder