Cause: No preconfigured program has
been selected
Remedy: Select a configured program
E2 - E4
Cause: Overtemperature in the second-
ary circuit of the power source
Remedy: Allow power source to cool
down
E5 - E10
Cause: Overtemperature in the primary
circuit of the power source
Remedy: Allow power source to cool
down
Cause: Temperature sensor fault (short
circuit or break)
Remedy: Contact After-Sales Service
E17, E20, E21, E29, E35, E36
Cause: Fault in central control and reg-
ulation unit
Remedy: Contact After-Sales Service
Cause: Fault in power module
Remedy: Contact After-Sales Service
Cause: Primary overcurrent
Remedy: Contact After-Sales Service
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