Rectifying faults
Error messages (power source)
66
099-000124-EW501
29.07.2011
7.2
Error messages (power source)
NOTE
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.
• If multiple errors occur, these are displayed in succession.
• Document machine errors and inform service staff as necessary.
Error message
Possible cause
Remedy
Speedometer error
Check wire guide/tube package
Err 3
Wire feed unit not connected
• Switch off cold wire mode in the device
configuration menu (off status)
• Connect wire feed unit
Temperature error
Allow machine to cool down.
Err 4
Error in emergency stop circuit
(interface for mechanised welding)
• Check the external shut-down equipment
• Check plug-in jumper JP 1 on
PCB T320/1
Err 5
Overvoltage
Err 6
Undervoltage
Switch off the machine and check mains
voltages
Err 7
Coolant error (only if cooling module
connected)
Check coolant level and refill if necessary
Err 8
Gas error
Check gas supply
Err 9
Secondary overvoltage
Err 10
PE error
Switch the machine off and on again.
If the error persists, inform the service dept.
Err 11
FastStop position
Edge "Acknowledge error" signal (0 to 1) via
robot interface (if available)
Err 51
Error in emergency stop circuit
(interface for mechanised welding)
• Check the external shut-down equipment
• Check plug-in jumper JP 1 on PCB
T320/1