Rectifying Faults; Error Messages (Power Source) - EWM T 4.06 - AC/DC Smart 2.0 Operating Instructions Manual

Rectifying faults

Error messages (power source)

Rectifying faults
5
All products are subject to rigorous production checks and final checks. If, despite this, something fails to
work at any time, please check the product using the following flowchart. If none of the fault rectification
procedures described leads to the correct functioning of the product, please inform your authorised dea-
ler.
5.1 Error messages (power source)
A welding machine error is indicated by an error code being displayed (see table) on the display
on the machine control.
In the event of a machine error, the power unit is shut 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
Err 1
Err 2
Err 3
Err 4
Err 5
Err 6
Err 7
Err 8
Err 9
Err 10
Err 11
Err 12
44
Possible cause
Water fault
Only occurs if a water cooling
unit is connected.
Temperature error
Electronics error
see "Err 3"
see "Err 3"
Balancing error in voltage record-
ing.
Balancing error in current record-
ing.
Error in one of the electronics
supply voltages or excess tempe-
rature of the welding transformer.
Low voltage
Secondary overvoltage
Overvoltage
VRD (open circuit voltage reduc-
tion error)
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 depart-
ment.
see "Err 3"
see "Err 3"
Switch machine off, place the torch on an insula-
ted surface and switch on again.
If the fault persists, inform the service depart-
ment.
Switch machine off, place the torch on an insula-
ted surface and switch on again.
If the fault persists, inform the service depart-
ment.
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 depart-
ment.
Switch off the machine and check the mains vol-
tage.
Switch machine off and on again.
If the fault persists, inform the service depart-
ment.
Switch off the machine and check the mains vol-
tage.
Inform Service
099-00T406-EW501
13.07.2017