Engineering Manual

A-110
Indoor
heat
exchanger
Flared connection
Room temperature
thermistor
RT11
Flared connection
Refrigerant pipe ø3/8(ø9.52)
(with heat insulator)
Refrigerant pipe ø1/4(ø6.35)
(with heat insulator)
Indoor coil
thermistor
RT12 (main)
Indoor coil
thermistor
RT13 (sub)
Refrigerant flow in cooling
Refrigerant flow in heating
MSZ-FH06NA MSZ-FH09NA MSZ-FH12NA
MSZ-HM18NA MSZ-HM24NA
Unit: inch (mm)
Indoor
heat
exchanger
Flared connection
Room temperature
thermistor
RT11
Flared connection
Refrigerant pipe ø1/2 (ø12.7) (MSZ-HM18NA)
ø5/8 (ø15.88) (MSZ-HM24NA)
(with heat insulator)
Refrigerant pipe ø1/4 (ø6.35) (MSZ-HM18NA)
ø3/8 (ø9.52) (MSZ-HM24NA)
(with heat insulator)
Indoor coil
thermistor
RT12 (main)
Indoor coil
thermistor
RT13 (sub)
Refrigerant flow in cooling
Refrigerant flow in heating