Troubleshooting; Technical Data - Nibe Rmu 40 Installateurhandbuch

GB
Menu 5 - service settings
Here you set which climate system the room unit should
be connected to. Confirm the setting using the OK but-
ton.
The menu displays which product is connected, and the
software version in RMU 40.
Caution
The climate system must also be activated in the
heat pump menu 5.2. Activate all climate sys-
tems you wish to control from RMU 40.
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Troubleshooting

Communication error
Check that the settings in RMU 40 menu 5 and heat
pump menu 5.2 correspond.
Check the cable connection between RMU 40 and
heat pump.
Display extinguished
Check the cable connection between RMU 40 and
heat pump.
Check that the unit is not in stand-by mode.

Technical data

Technical specifications
Rated voltage 12 VDC 40 mA
(supplied from the heat
pump)