Refrigerant Flow Diagram - LG MULTI F Engineering Manual

MULTI F WITH LGRED

Refrigerant Flow Diagram

Figure 9: LMU180HHV Refrigerant Flow Diagram.
ROOM A
ROOM B
ROOM A
ROOM B
: Cooling
: Heating
Table 13: LMU180HHV PCB Connection Details.
Condensing Temperature Middle Thermistor
Discharge Temperature Thermistor
Condenser Outlet Temperature Thermistor
Suction Temperature Thermistor
Inlet Air Temperature Thermistor
Pressure Sensor
Hot Gas Valve
Four-Way Valve
Base Pan Heater
22 | MULTI F WITH LGRED
Outdoor Unit
Flare Connection
Electronic
Expansion
Valve
Main SVC V/V
Pressure
Sensor
Main SVC V/V
Temperature
Thermistor
Flare Connection
Description
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Condensing
Temperature
Thermistor
Strainer
Condenser Outlet
Temperature
Thermistor
Suction
F
MULTI
WITH
Inlet Air
Temperature
Thermistor
M
Discharge
Temperature
Thermistor
Inverter
Compressor
PCB Connection
CN_MID_BR
CN_DISCHARGE_BK
CN_C_PIPE_VI
CN_SUCTION_GR
CN_AIR_YL
CN_H_PRESS_RD
CN_H_GAS_BK
CN_4WAY_YL
CN_HEATER_BL