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• Indoor Unit • Small concealed ceiling unit • FXDQ-M9
1
7
• VRV Systems • Indoor Unit
10
7
Piping diagrams
7 - 1 Piping Diagrams
FXDQ-M9
3TW21175-1C
Heat exchanger
Fan
Filter
Filter
Electronic expansion valve
Liquid pipe connection port
Gas pipe connection port
Refrigerant flow
Cooling
Heating
Piping connection diameters
Model
Gas
Liquid
FXDQ20,25M9
ø12.7
ø6.4