Functional Diagrams
3.3
Pipe Connection Diameters
1 1
Indoor units
3
4
5
1–58
The table below contains the refrigerant pipe connection diameters.
Model
FCQ35B
FCQ50, 60B
FCQ71, 100, 125B
FCQ71, 100, 125D
FFQ25, 35B
FFQ50, 60B
FBQ35B
FBQ50, 60B
FBQ71, 100, 125B
FDQ125B
FDQ200B
FDQ250B
FHQ35B
FHQ50, 60B
FHQ71, 100, 125B
FUQ71, 100, 125B
FAQ71, 100B
FDEQ71, 100, 125B
∅ Gas pipe (flare)
9.5 mm
12.7 mm
15.9 mm
15.9 mm
9.5 mm
12.7 mm
9.5 mm
12.7 mm
15.9 mm
15.9 mm
28.6 mm
28.6 mm
9.5 mm
12.7 mm
15.9 mm
15.9 mm
15.9 mm
15.9 mm
ESIE05-04
∅ Liquid pipe (flare)
6.4 mm
6.4 mm
9.5 mm
9.5 mm
6.4 mm
6.4 mm
6.4 mm
6.4 mm
9.5 mm
9.5 mm
12.7 mm
15.9 mm
6.4 mm
6.4 mm
9.5 mm
9.5 mm
9.5 mm
9.5 mm
Part 1 – System Outline