Diagnostic Codes
Code Indication
E2
Inlet temperature sensor error
E3
Outlet temperature sensor error Change outlet temperaturesensor
E4
Outlet temperature is too high
E5
Electric short occurred
E6
unusual voltage situation
Remedy
Change inlet temperaturesensor
Lower temperature level. Errorshould
disappear in a fewseconds after
correction
Turn unit off and back onafter 30
seconds. If errorcode remains, do not
usethe
unit.
serviceimmediately
If error code does not appear any more,
the errormay be caused by
externalinterference
Waiting for the voltage back to usual
16
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