3
8
8.2
[Fig. 8.2.1]
A
Heat source unit
B
First branch
C
Indoor unit
D
Cap
B
A
A
B
C
D
e
a
1
b
c
d
2
3
4
5
C
C
C
C
C
B
A
a
b
1
2
c
d
e
3
4
5
C
D
C
C
C
C
A
A
(Unit: mm [in])
Å
Heat source model
P72
P96
ı
Liquid pipe
ø9.52 [3/8]
* ø9.52 [3/8]
Ç
Gas pipe
ø19.05 [3/4]
ø22.2 [7/8]
* ø12.7 [1/2] for over 90m [295 ft]
B, C, D
(Unit: mm [in])
Î
Total capacity of indoor units
~ 54
55 ~ 72
73 ~
ı
Liquid pipe
ø9.52 [3/8]
ø9.52 [3/8]
ø9.52 [3/8]
Ç
Gas pipe
ø15.88 [5/8]
ø19.05 [3/4]
ø22.2 [7/8]
a, b, c, d, e
(Unit: mm [in])
‰
Model number
06,08,12,15,18
24,27,30,36,48,54
72
96
ı
Liquid pipe
ø6.35 [1/4]
ø9.52 [3/8]
ø9.52 [3/8]
ø9.52 [3/8]
Ç
Gas pipe
ø12.7[1/2]
ø15.88 [5/8]
ø19.05 [3/4]
ø22.2 [7/8]
Ó
4-Branching header
(Downstream unit
model total
<
=
200)
CMY-Y104-G
¬
8-Branching header
(Downstream unit
model total
<
=
400)
CMY-Y108-G
Ô
10-Branching header
(Downstream unit
model total
<
=
650)
CMY-Y1010-G
Ï
Downstream unit model total
~ 72
73 ~ 400
Ì
Branch kit model
CMY-Y102S-G
CMY-Y102L-G
[Fig. 9.2.2]
9.2
9
[Fig. 9.2.1]
A
B
1
3
<A> [Ball valve (Low press. side/flanged type)]
<B> [Ball valve (High press. side/flared type)]
[Fig. 9.2.3]
A
Close-packed packing
B
Hollow packing
<C> This figure shows the valve
in the fully open state.
A
Valve stem
B
Stopper pin
C
Packing (Accessory)
D
Connecting pipe (Accessory)
E
Open (Operate slowly)
F
Cap
G
Service port
H
Flare nut
I
ø9.52 [3/8] (PQHY-P72)
ø9.52 [3/8] (PQHY-P96)
J
ø19.05 [3/4] (PQHY-P72)
ø22.2 [7/8] (PQHY-P96)
K
Field piping
I
E
O
S
S
O
K
J
H
G
F
E
D
C
B
A
