Technical data

Operation
34 POTTERTON COMMERCIAL
120-393 632.4 04.08 Fh
Continuous operation
or
– Heating operation without time programme
– Protection functions activated
– Automatic summer/winter switch-over not activated in case of
continuous operation with comfort nominal value
– Automatic day heating limit not activated in case of continuous
operation with comfort nominal value
Protection operation – No heating operation
– Temperature after frost protection
– Protection functions activated
– Automatic summer/winter switch-over activated
– Automatic day heating limit activated
Stop DHW operation
➜ Switched on:
DHW is processed according to the selected switching program-
me.
➜ Switched off:
DHW processing is deactivated.
Setting nominal room value
➜ Comfort nominal value
The comfort nominal value is set directly with the rotating knob
higher (+) or lower (-).
➜ Reduced nominal value
The reduced nominal value is set as follows:
– Push acknowledgement button (OK)
– Select heating circuit.
– Select parameter Reduced nominal value
– Set reduced nominal value with the rotating knob
– Push acknowledgment button (OK) again.
Return to basic display from programming or information level by
operating the operation mode button heating circuit.
Display information
Various temperatures and messages can be called up by pushing
the information button<, among others:
• Room and outside temperature
• Fault or service messages
When no faults occur and no service messages exist, this informa-
tion is not displayed.
Fault message When the fault symbol appears in the display,a fault exists in
the plant.
Further information about the fault can be called up by pressing
the information button (see fault code table).
Servicing message When the servicing symbol appears in the display, a servicing
message exists or the plant is in a special mode.