LG LAN091CNP, LAU091CNP, LAN121CNP Service Manual page 40

Operation
6. Heating Operation Mode(only Heating Model)
The unit will operate according to the setting conditions by the remote controller.
The operation diagram is shown below.
INTAKE AIR TEMP.
SETTING TEMP. + 6°F
(Compressor OFF)
SETTING TEMP.
(Compressor ON)
INDOOR FAN SPEED
COMPRESSOR
• A point; While the indoor pipe temperature is higher than 95°F, indoor fan operates at low speed. When the
indoor pipe temperature becomes lower than 95°F, indoor fan stops.
• B point; When the indoor pipe temperature is higher than 100°F(38°C), fan operates at selected fan speed.
Hot-Start Control
• The indoor fan stops until the indoor pipe temperature will be reached at 82°F.
• During heating operation, if indoor pipe temperature falls below 78°F fan stops.
• The operation diagram is shown below.
INDOOR PIPE
INDOOR FAN SPEED
COMPRESSOR
40 Room Air Conditioner
minimum
Selecting
fan speed
ON
TEMP.
82°F
78°F
OFF
A
B
minimum
1 min.
10sec.
Low OFF Low
OFF
1min
Selecting
LOW
fan speed
ON
minimum
10sec.
Selecting
Low
fan speed
ON
OFF
A
OFF
OFF