Cold Draft Prevention (Heating) - Sanyo SAP- FR99EH Technical Data & Service Manual

5-7. 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 this function is working.
● Indoor fan operates in LL until indoor heat exchange coil temperature reaches 32°C.
● In case of after releasing the defrosting, indoor fan halt its operation until the coil temperature reach 32°C.
● When the coil temperature rises above Tc°C, indoor fan operates in set speed.
Indoor heat exch.
coil temp. (°C)
Standby lamp
NOTE
The operation temperature shown as Tc in the chart differs by models.
Tc
Max. 10minutes
Tc
Indoor fan
OFF or
ON
9000 BTU/h
33°C
Set speed
LL
OFF
Release of
cold draft prevention
12000 BTU/h
19
34°C