Indoor unit
4. Piping Diagrams
Refrigerant pipe connection port diameter
LOC.
Th1
Th2
Th3
6 _
Ceiling Cassette 4-way(2)
Heat Exchanger
Th3
Turbo Fan
Model
ARNU07GTN*4
ARNU15GTN*4
ARNU18GTN*4
ARNU24GTM*4
EEV
Filter
Th2
Filter
lndoor unit
Th1
Gas
Ø15.88(5/8)
Ø15.88(5/8)
Ø15.88(5/8)
Ø15.88(5/8)
Description
Room thermistor
Pipe in thermistor
Pipe out thermistor
:Cooling
:Heating
[Unit: mm(inch)]
Liquid
Ø9.52(3/8)
Ø9.52(3/8)
Ø9.52(3/8)
Ø9.52(3/8)