Cold Draft Prevention - Technibel GR54M2R Technical Data & Service Manual

9-5. Cold Draft Prevention (Heating)
This function controls indoor fan speed so a strong draft of cold air will not blow out before the indoor heat
exchange coil have sufficiently warmed up.
STANDBY lamp on front of the indoor unit lights up when the indoor fan speed is either LL or OFF.
35°C
Indoor heat
exch. coil
temp. °C
25°C
20°C
Compressor
Indoor fan
Standby lamp
OFF
ON
Initial start
ON
Set speed
LL
OFF
LL = Very low speed
22
OFF
LL
ON