Fronius TransPocket 4000 CEL Instructions De Service page 101

Power source does not function
Mains switch is on, but indicators are not lit up
Cause: There is a break in the mains lead; the mains plug is not plugged in
Remedy: Check the mains lead, ensure that the mains plug is plugged in
Cause: Mains fuse protection
Remedy: Change the mains fuse protection
Cause: Mains socket or mains plug faulty
Remedy: Replace faulty parts
No welding current
Mains switch is ON, overtemperature indicator is lit up
Cause: Overload; the duty cycle has been exceeded
Remedy: Check duty cycle
Cause: Thermostatic automatic circuit breaker has tripped
Remedy: Wait until the power source comes back on automatically at the end of the
cooling phase
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