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Due to our policy of continuous product innovation, some specications may change without notication.
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62 | STD. WALL-MOUNTED
Multi F and Multi F MAX Indoor Unit Engineering Manual
MULTI
F
MAX
MULTI
F
Refrigerant Flow Diagram
STANDARD WALL-MOUNTED INDOOR UNITS
Gas pipe connection port
(flare connection)
Liquid pipe connection port
(flare connection)
Cooling
Heating
Thermistor for
Evaporator Inlet Temperature
Thermistor for
Indoor Air Temperature
Thermistor for Evaporator
Outlet Temperature
Heat Exchanger
Cross Flow Fan
M
Table 28: Multi F Standard Wall-Mounted Indoor Unit
Refrigerant Pipe Sizes.
Model No. Vapor (inch) Liquid (inch)
LMN079HVT
Ø3/8
Ø1/4
LSN090HSV5
LSN120HSV5
LMN159HVT
LSN180HSV5
Ø1/2
LMN249HVT
Table 29: Multi F Standard Wall-Mounted Indoor Unit
Refrigerant Pipe Connections.
Description (Based on Cooling Mode) PCB Connector
Indoor Air Temperature Thermistor
CN-TH1
Evaporator Inlet Temperature Thermistor
Evaporator Middle Temperature Thermistor
CN-TH2
Evaporator Outlet Temperature Thermistor
Water Level Sensor (Optional) CN-TH3
Figure 69:Multi F Standard Wall-Mounted Indoor Unit Refrigerant Flow Diagram.
Table 30: Multi F LSNxxxHSV5 Standard Wall-Mounted Indoor Unit
Thermistor Details.
Model No. Vapor (inch) Liquid (inch)
LMN079HVT
Ø3/8 Ø1/4
LSN090HSV5
LSN120HSV5
LMN159HVT
LSN180HSV5 Ø5/8 Ø3/8
LMN249HVT Ø1/2 Ø1/4
Description (Based on Cooling Mode) PCB Connector
Indoor Air Temperature Thermistor
CN-TH1
Evaporator Inlet Temperature Thermistor
Evaporator Outlet Temperature Thermistor CN-TH2
Water Level Sensor (Optional) CN-TH3
Table 31: Multi F LMNxxxHVT Standard Wall-Mounted Indoor Unit
Thermistor Details.
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