Double Twin Type; Chart Of Shapes Of Branch Piping Parts (Dis-Wa1) - Mitsubishi Heavy Industries FDCA Series Technical Manual

(iii) Double twin type
Models FDCA601 [Branch pipe set : DIS-WA1 3set]
Item
Indoor unit
combinations
Model
FDCA601
151 151 151 151
Notes (1) Use the irregular fittings 3 supplied with the branch piping set on the indoor unit side, and make the branch piping
(branch ~ indoor unit) liquid piping size φ 9.52.

Chart of shapes of branch piping parts (DIS-WA1)

Gas pipe Mark Liquid pipe
ID15.88
ID9.52
ID15.88
1
11
8
24
ID15.88
Notes (1) 1 to 4 in the drawing include parts provided in the branch piping set. It shows the codes for the shapes of different-diameter connections.
(2) Branch piping should always be arranged to have level or perpendicular branch. (Refer to the 108 page for details.)
DIS-WA1
Gas line
Outdoor unit
Liquid line
Liquid pipe
Main pipe 1st branch pipe
φ 9.52 t 0.8 φ 9.52 t 0.8
Mark Reducer
ID9.52
ID9.52
8
105
2
ID9.52
210 OD15.88
80
DIS-WA1
4
1
2
4
1
2
4
1
2
4
DIS-WA1
2st branch pipe Main pipe
φ 9.52 t 0.8 φ 15.88 t 1.0
Mark
φ6.35
flared nut
3
50
2 piece
ID12.7
4
10
2 piece
110
- -
Indoor unit
3
3
3
3
Gas pipe
1st branch pipe 2st branch pipe
φ 15.88 t 1.0 φ 12.7 t 0.8