Status lamp
The status lamp indicates the status of the heat pump. It:
• lights green during normal operation.
• lights yellow in emergency mode.
• lights red in the event of a deployed alarm.
B
OK button
The OK button is used to:
• confirm selections of sub menus/options/set values/page in the start
guide.
C
Back button
The back button is used to:
• go back to the previous menu.
• change a setting that has not been confirmed.
D
Control knob
The control knob can be turned to the right or left. You can:
• scroll in menus and between options.
• increase and decrease the values.
• change page in multiple page instructions (for example help text
and service info).
E
Switch
The switch assumes three positions:
•
On ( )
•
Standby ( )
•
Emergency mode ( )
Emergency mode must only be used in the event of a fault on the
heat pump. In this mode, the compressor switches off and the immer-
sion heater engages. The heat pump display is not illuminated and the
status lamp illuminates yellow.
F
13Chapter 2 | The heat pump – the heart of the houseNIBE F730
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