Specifications

Piping Diagrams SiUS34-907
224 Appendix
1.2 Indoor Unit
FXFQ, FXHQ
4D024460D
(1)
(2)
(3)
(4)
Code Name Code Main function
(1) Electronic expansion valve Y1E
Used for gas superheated degree control while in cooling
operation or subcooled degree control while in heating
operation.
(2) Suction air temperature thermistor R1T Used for thermostat control.
(3) Liquid pipe temperature thermistor R2T
Used for gas superheated degree control while in cooling
operation or subcooled degree control while in heating
operation.
(4) Gas pipe temperature thermistor R3T
Used for gas superheated degree control while in cooling
operation.
(in)
Capacity GAS Liquid
FXFQ12 / 18MVJU
FXHQ12MVJU
φ1/2 φ1/4
FXFQ24 / 30 / 36MVJU
FXHQ24 / 36MVJU
φ5/8 φ3/8