Freeze Protection Function; Indicators Of The Indoor Unit; Emergency Operation - Vaillant VAI 2-025 WN User Manual

7 Operating Instructions

7.7.6 FREEZE PROTECTION Function

Use the FREEZE PROTECTION function in order to set
the temperature at 8ºC in heat mode.
Fig. 7.27 FREEZE PROTECTION function selection.
Legend
1 FREEZE PROTECTION button
To activate the FREEZE PROTECTION function:
• Press the TURBO / FP button for more than 2 seconds.

7.8 Indicators of the indoor unit

Fig. 7.28 Overview of the display in the indoor unit.
Legend
1 ON-OFF indicator
2 AUTO indicator
3 ION indicator
4 TIMER indicator
5 DEFROST indicator
6 TEMPERATURE indicator
18
7.9

Emergency Operation

Only use this function when the remote controller is
broken or has been mislaid.
In order to activate:
• Press the emergency operation switch.
A beeping noise is heard which indicates that the
function has been put into operation.
Fig 7.29 Emergency operation/operation test switch.
Operating sequence:
With the first press of the button, the unit enters into Auto mode.
With the second press of the button, the unit enters into Cool mode.
With the third press of the button, the unit switches off.
Note!
During Emergency Operation, the unit operates
at 24º by default.
Note!
In Multi Inverter units, the Cool mode activates
automatically in all units just by adjusting a
single one of them with the emergency button.
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