LG LP-C508T / LP-H508T / LP-Z508T Service Manual ▷ View online
Service Manual 13
Wiring Diagram
Indoor & Outdoor Unit Circuit Diagram
(1) LP-C508TA0, LP-C508TC0
Wiring Diagram
14 Floor Standing Type Air Conditioner
Wiring Diagram
(2) LP-H508TA0, LP-H508TC0, LP-Z508TA0, LP-Z508TC0
Service Manual 15
Operation details
– 15 –
(1) The function of main control
1. Time Delay Safety Control
• 3min...
The compressor is ceased for 3 minutes to balance the pressure in the refrigeration cycle.
(Protection of compressor)
• 3sec...
The indoor fan is ceased for 1~3 seconds to prevent relay noise.
(Protection of fan relay and micro chip)
(Protection of fan relay and micro chip)
• 1min...
The 4-way valve is ceased for 30 sec. to prevent the refrigerant-gas abnormal noise when the Heating
operation is OFF or switched to the other operation mode.
operation is OFF or switched to the other operation mode.
2. Airflow Direction Control
• This function is to swing the louver left and right automatically and to set it at the desired position.
• The procedure is as the following.
1st : Press the ON/OFF Button to operate the product.
2nd : Press the Airflow Direction Control Button to swing the louver left and right automatically.
2nd : Press the Airflow Direction Control Button to swing the louver left and right automatically.
(Remote controller)
3rd : Repress the Airflow Direction Control Button to set the louver as the desired position.
(Remote controller)
3. Cooling Mode Operation
• When selecting the Cooling( ) Mode Operation, the unit will operate according to the setting by the
controller and the operation diagram is as following
Intake Air temp.
Setting Temp. +1
°
C
(Compressor ON)
Setting Temp. -1
°
C
(Compressor OFF)
Indoor Fan Speed
Selecting
fan speed
Selecting
fan speed
Selecting
fan speed
Selecting
fan speed
Selecting
fan speed
3 minutes
3 minutes
Compressor
ON
OFF
ON
OFF
ON
Operation details
16 Floor Standing Type Air Conditioner
Operation details
4. Auto Operation (Cooling Model only)
The operation procedure is as following.
Auto Operation for Cooling
Press Start/Stop Button
Select Auto Operation Mode
Check the Room temperature
Operation Condition
Intake-air Temperature
Setting temperature
Fan speed
Over 26°C
25°C
Over 24°C~below 25.5°C
Intake air -1.0°C
Over 22°C~below 23.5°C
Intake air -0.5°C
below 21.5°C
Intake air Temperature(18°C, MAX)
When Switch to
Auto Operation
Controlled
by Fuzzy logic
Intake Air Temp.
Indoor Fan Speed
Compressor
ON
OFF
Fuzzy Speed
ON
OFF
Setting Temp. +1
°
C
(Compressor ON)
Setting Temp. -1
°
C
(Compressor OFF)
3 minutes
3 minutes
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