Indoor unit
4. Piping Diagrams
LOC.
Th1
Th2
Th3
8 _
Ceiling Cassette 1-Way
Heat Exchanger
Th3
Th1
Refrigerant pipe connection port diameter
Model
ARNU07GTU*4
ARNU09GTU*4
ARNU12GTU*4
ARNU18GTT*4
ARNU24GTT*4
EEV
Filter
Th2
C.F.F.
Filter
lndoor unit
Gas
Ø12.7(1/2)
Ø15.88(5/8)
Description
Room thermistor
Pipe in thermistor
Pipe out thermistor
:Cooling
:Heating
[Unit: mm(inch)]
Liquid
Ø6.35(1/4)
Ø9.52(3/8)