LG LT-E1862HL - Heating Mode Operation

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Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Intake Air temp.
Setting temp.+3°C
(Compressor OFF)
Setting temp.
(Compressor ON)
INDOOR FAN
COMPRESSOR ON OFF ON OFF
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.
6. Heating Mode Operation
The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows.
(Hot Start)
Low
OFF
Selected
Fan Speed
minimum 3min
Selecting fan
speed
LowLowLow OFF OFF
minimum
10sec.
1min
A
A
minimum
1min.
minimum
10sec.
B
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.
PIPING
TEMPERATURE
1min
COMPRESSOR
INDOOR FAN
ON
OFF LOW
Selected
fan speed
22°C
25°C