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E18
Cause: Wrong firmware (software) has been loaded
Remedy: Contact after-sales service
E19 / E22
Cause: Battery fault
Remedy: Contact after-sales service
E23
Cause: A voltage of > 113 V DC has been measured on the current sockets
Remedy: Contact After-Sales Service
No function The power source cannot be switched on
Cause: The battery has entered a state of deep discharge as it has been stored for
too long without being charged
Remedy: Charge the battery now
Battery operation is possible again above 25% capacity.
If charging is no longer possible, contact After-Sales Service.
Cause: Control panel defective
Remedy: Contact After-Sales Service
Battery is not charged
Power source is connected to the charger, charger is connected to the mains, no charging
indicator on the power source
Cause: Device is too hot
Remedy: Check/reduce ambient temperature, allow battery to cool down
Cause: Device temperature too low
Remedy: Check/increase ambient temperature
No welding current
Power source is switched on, indicator for the selected welding process is lit
Cause: Welding power-lead connections have been disconnected
Remedy: Establish proper welding power-lead connections
Cause: Poor or no earth
Remedy: Establish a connection to the workpiece
Cause: There is a break in the power cable in the welding torch or electrode holder
Remedy: Replace welding torch or electrode holder
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