LG LCN128HV4 - Refrigerant Piping Diagram

15
Installation Manual
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MAX
MUL
TI
F
MULTI
F
GENERAL DATA
Figure 4: Multi F Four-Way Ceiling-Cassette Indoor Unit Refrigerant Flow Diagram.
Refrigerant Piping Diagram
Heat exchanger
Gas pipe connection port
(flare connection)
Liquid pipe connection port
(flare connection)
Turbo fan
M
Cooling
Heating
Indoor Air
Temperature Thermistor
Evaporator Inlet
Temperature Thermistor
Evaporator Outlet
Temperature Thermistor
Table 5: Multi F Four-Way Ceiling-Cassette Indoor Unit Refrigerant Pipe
Sizes.
Model No. Vapor (inch) Liquid (inch)
LMCN078HV
Ø3/8
Ø1/4
LCN098HV4
LCN128HV4
LCN188HV4 Ø1/2
Table 6: Multi F Four-Way Ceiling-Cassette Indoor Unit Refrigerant Pipe
Connections.
Description (Based on Cooling Mode) PCB Connector
Indoor Air Temperature Thermistor CN-ROOM
Evaporator Inlet Temperature Thermistor CN-PIPE/IN
Evaporator Outlet Temperature Thermistor CN-PIPE/OUT
Table 7: Multi F Four-Way Ceiling-Cassette Indoor Unit Thermistor Details.
Model No. Vapor (inch) Liquid (inch)
LMCN078HV
Ø3/8
Ø1/4
LCN098HV4
LCN128HV4
LCN188HV4 Ø1/2