Hot
Starting
Function
HOT
START ( Heat Pump Only)
When starting "HEAT" mode, the indoor fan will delay
on operation according to indoor coil temperature to asure hot
start. During"HEAT" mode, indoor fan will operat as
follows:
1- If indoor unit coil temperature is => 30 ºC the fan
will run at low speed for 20 seconds.
2- After 20 seconds, the indoor unit fan will resume its user
set speed.
Anti-
Freeze
Protection
ANTI-FREEZ
protection
This protection is available only in cooling mode to protect
the indoor coil from icing when its temperature < = 0 ºC
due to low amount of air flow across the coil.
This could be cause by clogging of indoor unit filters or excessive
dirt on the cooling coil.
The anti-freeze protection is activated when the indoor coil
temperature becomes <= - 2 ºC for 1 minute whilst the
compressor is running for at least 10 minutes
The microprocessor will stop both the compressor and the outdoor
unit fan.
After a delay time of 3 minutes, the microprossesor will re-operate
both the compressor and outdoor unit fan when the indoor coil
temperature becomes => 12 ºC for at least 1 minute.
