Heating Mode Operation - LG LM-4462C2T Service Manual

6. Heating Mode Operation

The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows.
Intake Air temp.
Setting temp.+3°C
(Compressor OFF)
Setting temp.
(Compressor ON)
INDOOR FAN
COMPRESSOR
A point; While the indoor Heat-Exchanger temperature is higher than 40°C fan operates at low speed, when
it becomes lower than 40˚C fan stops.
B point; When the indoor Heat-Exchanger temperature is higher than 42°C, fan operates at selected fan
speed, when it becomes lower than 39°C, the fan operates at low speed.
7. Hot-Start Control
• The indoor fan stops until the evaporator piping temperature reaches to 25°C.
• If the evaporator piping temperature drops below 22°C, indoor fan stops again.
• The operation diagram is as follows.
minimum 3min
minimum
1min
(Hot Start) Low
Selected
OFF
Fan Speed
ON
PIPING
TEMPERATURE
25°C
22°C
INDOOR FAN
COMPRESSOR
A
10sec.
Low OFF
OFF
1min
OFF LOW
ON
–12–
B
minimum
minimum
10sec.
1min.
Selecting fan
Low Low
speed
ON
Selected
fan speed
A
OFF
OFF