2.2 Operating modes
TopVent
®
NGV operates in the following modes:
■
Off
■
Recirculation
■
Recirculation night
■
Recirculation speed 1
TempTronic regulates these modes of operation automatically.
Code
Operating mode
Description
OFF
Off
The fan is switched off. Frost protection for the room remains active. There is no
room temperature control.
Fan ..............................off
Heating ........................off
REC
Recirculation
On/off-operation: if heating is required, the unit draws in room air, heats it and
returns the warm air back into the room. The room temperature set value day is
active.
Fan ..............................speed 1 / 2
1)
Heater ..........................60…100 %
1)
Depending on heat demand
RECN
Recirculation night
like REC, but with room temperature set value night
REC1
Recirculation speed 1
The same as REC, but the unit operates only at speed 1
(low air flow rate)
Fan ..............................speed 1
1)
Heater ..........................60…100 %
1)
Depending on heat demand
Table C1: TopVent
®
NGV operating modes
22
TopVent
®
NGV
Construction and operation
