LH428HHV User Manual

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26 | PRODUCT DATA

Single-Zone LGRED° Four-Way Ceiling-Cassette System Engineering Manual

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LCN249HV, LCN369HV Indoor Units

Table 16: LCN249HV, LCN369HV Four-Way Ceiling Cassette Indoor Unit Thermistor

Details.

Model No. Vapor (inch) Liquid (inch)

LCN249HV, LCN369HV 5/8 3/8

Table 17: LCN249HV, LCN369HV Four-Way Ceiling Cassette Indoor Unit Refrigerant

Pipe Connections.

Description (Based on Cooling Mode) PCB Connector

Suction Air Temperature Thermistor CN_ROOM

Evaporator Inlet Temperature Thermistor CN_PIPE_IN

Evaporator Outlet Temperature Thermistor CN_PIPE_OUT

Humidity Sensor CN_ROOM_HUMID

Table 18: LCN249HV, LCN369HV Four-Way Ceiling Cassette Indoor Unit Refrigerant

Pipe Sizes.

Model No. Vapor (inch) Liquid (inch)

LCN249HV, LCN369HV 5/8 3/8

REFRIGERANT FLOW DIAGRAMS

Figure 20: LCN249HV, LCN369HV Refrigerant Flow Diagram.

Heat Exchanger

Gas Pipe Connection Port

(Flare Connection)

Liquid Pipe Connection Port

(Flare Connection)

Cooling

Heating

Turbo Fan

Suction Air

Temperature

Thermistor

Evaporator Inlet

Temperature Thermistor

Humidity Sensor

Evaporator Outlet

Temperature Thermistor

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LG Electronics LH428HHV LG Single Zone Mini Split System with 42000 BTU Cooling Capacity, 48000 BTU Heating Capacity, 230/208 Volts, LGRED Heat Technology and Gold Fin in White