hot | H2O
The coolant temperature is too high
Allow cooling unit and cooling circuit to cool down, until "hot | H2O"
is no longer displayed. Open the cooling unit and clean the cooler,
check fan is working properly. Robot interface or field bus coupler:
before resuming welding, set the "Source error reset" signal.
Cause:
Remedy:
no | Prg
No preconfigured program has been selected
Select a configured program
Cause:
Remedy:
no | IGn
"Ignition time-out" function is active; current did not start flowing
before the length of wire specified in the set-up menu had been fed.
The power source safety cut-out has tripped
Shorten the free wire end, press the torch trigger again; clean the
workpiece surface; if necessary, set the "Ito" parameter in the Setup
menu
Cause:
Remedy:
EPG | 17
The welding program selected is invalid
Select valid welding program
Cause:
Remedy:
EPG | 29
The required wire-feed unit is not available for the selected charac-
teristic
Connect correct wire-feed unit, check plug connections for the
hosepack
Cause:
Remedy:
EPG | 35
Measurement of the welding circuit resistance failed
Check grounding cable, current cable or hosepack and replace if ne-
cessary; remeasure welding circuit resistance
Cause:
Remedy:
no | GAS
The Gas watchdog option has detected that there is no gas pressure
Connect a new gas cylinder or open the gas cylinder valve/pressure
regulator, restart "Gas watchdog" option, reset "no | GAS" error mes-
sage by pressing any button.
Cause:
Remedy:
Displayed ser-
vice codes in
connection with
OPT Easy Docu-
mentation
no | dAt
Welding is not possible.
Date and time are not set on the power source
To reset the service code, press the arrow key;
Set the date and time in the 2nd level of the service menu;
see page 89
Cause:
Remedy:
bAt | Lo
Welding is possible
The battery of OPT Easy Documentation is low
To reset the service code, press the arrow key;
Contact service (to change the battery)
Cause:
Remedy:
115
EN
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