Machine Faults (Error Messages) - EWM Tetrix 230 AC/DC Comfort 5P TM Operating Instructions Manual

7.2

Machine faults (error messages)

A welding machine error is indicated by the collective fault signal lamp (A1) lighting up and an
error code (see table) being displayed in the machine control display. In the event of a machine
error, the power unit shuts down.
The display of possible error numbers depends on the machine version (interfaces/functions).
•
Document machine errors and inform service staff as necessary.
Error message
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10
E11
E12
099-000159-EW501
20.08.2015
Possible cause
Water fault
Only occurs if a water cooling
unit is connected.
Temperature error
Electronics error
see "E3"
see "E3"
Balancing error in voltage
recording.
Balancing error in current
recording.
Error in one of the electronics
supply voltages or excess
temperature of the welding
transformer.
Low voltage
Secondary overvoltage
Overvoltage
VRD (open circuit voltage
reduction error)
Rectifying faults
Machine faults (error messages)
Remedy
Ensure that sufficient water pressure can be built
up. (e.g. top up water)
Allow machine to cool down.
Switch machine off and on again.
If the fault persists, inform the service
department.
see "E3"
see "E3"
Switch machine off, place the torch on an
insulated surface and switch on again.
If the fault persists, inform the service
department.
Switch machine off, place the torch on an
insulated surface and switch on again.
If the fault persists, inform the service
department.
Allow machine to cool down. If the error message
persists, switch the machine off and back on
again.
If the fault persists, inform the service
department.
Switch off the machine and check the mains
voltage.
Switch machine off and on again.
If the fault persists, inform the service
department.
Switch off the machine and check the mains
voltage.
Inform Service
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