LG LB-H1860RH Service Manual page 22

4. Heating Mode Operation (Except Cooling Model)
The unit will operate according to the setting by the remote controller and the operation diagram is shown as following.
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 51(42)°C, fan operates at selected fan
speed, when it becomes lower than 48(39)°C, the fan operates at low speed.
5. Hot-Start Control
• The indoor fan stops until the evaporator piping temperature will be reached to 25°C.
• The operation diagram is as following.
minimum
1min
10sec.
ON
PIPING
TEMPERATURE
25°C
22°C
INDOOR FAN
COMPRESSOR
A
minimum
1min.
OFF
1min
OFF LOW
ON
–22–
B
minimum
10sec.
Selecting fan
speed
ON OFF
Selected
fan speed
A