No welding current
Mains switch is on, one of the overtemperature service codes "to" is displayed. Detailed
information on the service codes "to0" to "to6" can be found in the section "Displayed
service codes".
Overload
Take the duty cycle into account
Thermostatic safety cut-out has tripped
Wait until the power source automatically comes back on after the end of
the cooling phase
Limited supply of cooling air
Remove air filter on the rear of the housing from the side and clean. Ensure
that the cooling air ducts are accessible.
The fan in the power source is faulty
Contact After-Sales Service
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
No welding current
Mains switch is ON and indicators are lit up
Grounding (earthing) connection is incorrect
Check the grounding (earthing) connection for correct polarity
There is a break in the power cable in the welding torch
Replace the welding torch
Cause:
Remedy:
Cause:
Remedy:
Nothing happens when the torch trigger is pressed
Mains switch is on and indicators are lit up
The control plug is not plugged in
Plug in the control plug
Welding torch or welding torch control line is faulty
Change the welding torch
The interconnecting hosepack is defective or not connected properly
(not for TPS 2700)
Check interconnecting hosepack
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
184
Toowoomba Welding Supplies : tweld.com.au : Ph +61 7 4659 0044
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