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LG Multi V III Solo ARUN LM3 Series User Manual

LG Multi V III Solo ARUN LM3 Series
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Copyright ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
- 15 -
Wiring Diagrams
n Main PCB
INVERTER PCB COMMUNICATION TERMINAL)
CN29 TO INVERTER BOARD
(OUTDOOR LOW ELECTRONIC EXPANSION VALVE)
OUTDOOR ELECTRONIC EXPANSION VALVE)
CN39 EEV-INJ
SUBCOOLING CIRCUIT ELECTRONIC EXPANSION VALVE)
CN40 EEV-SC
CN38 EEV-OUT
INV COMP HIGH PRESSUR SWITCH))
(CONSTANT COMP 2 HIGH PRESSURE SWITCH)
CN44 P(I) S/W
CN26 P(C2) S/W
(CONSTANT COMP HIGH PRESSURE SWITCH)
CN43 P(C) S/W
(HOT GAS SOLENOID VALVE_LOW)
CN18
(HOT GAS SOLENOID VALVE_UPPER)
CN17
OIL RETURN
CN16
(CONSTANT COMP 2 MAGNETIC SWITCH)
CN15
(CONSTANT COMP 1 MAGNETIC SWITCH)
CN14
(HOT GAS SOLENOID VALVE_MAIN)
CN13
(CONSTANT COMP 2 HEATER)
CN12
(CONSTANT COMP 1 HEATER)
CN11
(INVERTER COMP HEATER)
CN10 HEATER(I)
(4 WAY REVERSING VALVE)
(220 V POWER INPUT TERMINAL)
(JIG POWER TERMINAL : AC 220V)
CN09 4WAY
CN08 AC 220 V
JIG1, JIG2
(LOW PRESSURE SENSOR)
CN32 P-SENSOR(L)
(CONSTANT COMP 1 CURRENT SENSOR)
CN27 STD_COMP CT1
(CONSTANT COMP 2 CURRENT SENSOR)
CN28 STD_COMP CT2
TH_HEX3
(HIGH PRESSURE SENSOR)
(ODU HEX TEMP SENSOR_LOW)
TH_DISCHARGE(32)
(CONST COMP 2 DISCHARGE TEMP SENSOR)
TH_DISCHARGE(31)
CN35
(CONST COMP 1 DISCHARGE TEMP SENSOR)
CN30 P-SENSOR(H)
TH_SUCTION
(SUCTION TEMPERATURE SENSOR)
(SC CIRCUIT OUTLET TEMP SENSOR)
(OUTDOOR TEMPERATURE SENSOR)
HEX1
(ODU HEX TEMP SENSOR)
(INVERTER COMP 1 DISCHARGE TEMP SENSOR)
TH_DISCHARGE(I)
CN34
TH_CS_OUT
(ODU HEX TEMP SENSOR_UPPER)
TH_HEX2
(SC CIRCUIT LIQUID PIPE TEMP SENSOR)
TH_CS_L
CN33
TH_AIR
IPM TEMPERATURE SENSOR
TH_IPM
CN36
CN41 CEN CONTROL_WRITE
(CENTRAL CONTROL TERMINAL)
CN05 TO JIG
(JIG CONNECTION TERMINAL: LGMV)
CN06 WRITE SEL
(ONBOARDING SHORT TERMINAL)
CN04 FLASH_WRITE
(ONBOARDING TERMINAL)
(AUTO ADDRESSING SWITCH)
SW02V AUTO ADDRES
SW01S RESET
(RESET BUTTON)
CN_INVERTERCN_MAIN
220V Power output Terminal
220V Power Output Terminal
Heat Pump
n Noise Filter

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LG Multi V III Solo ARUN LM3 Series Specifications

General IconGeneral
BrandLG
ModelMulti V III Solo ARUN LM3 Series
CategoryHeat Pump
LanguageEnglish

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