Mitsubishi Electric CITY MULTI PQRY-P72TGMU-A Manuel D'installation page 3

8
[Fig. 8.2.1]
A
a
D
No.1
No.2
A
Å Heat source model ı High press. side
P72 ø15.88 [5/8]
P96 ø19.05 [3/4]
B
Î Total capacity of indoor units
~ 54
55 ~ 72
9
[Fig. 9.2.1]
A
3
1
B
A : Close-packed packing
B : Hollow packing
[Fig. 9.2.3]
A
b
B
E
c d e
D
D
D
No.3 No.4
No.5
(Unit: mm [in])
Ç Low press. side
ø19.05 [3/4]
ø22.2 [7/8]
(Unit: mm [in])
‰ Liquid line Ï Gas line
ø9.52 [3/8] ø15.88 [5/8]
ø9.52 [3/8] ø19.05 [3/4]
[Fig. 9.2.2]
<A> [Ball valve (Low press. side/flanged type)]
A
C
8.2
C
D
A
B C
C
a
b
B
D
D
d
c e
No.1
No.2
D D
D
No.3 No.4
No.5
C, D
Ì High press.
gas pipe
~ 72 ø15.88 [5/8]
73 ~ 108 ø19.05 [3/4]
109 ~ 126 ø19.05 [3/4]
a, b, c, d, e, f, g
Ô Model number
06,08,12,15,18
24,27,30,36,48,54
72
96
9.2
<B> [Ball valve
(High press. side/flared type)]
<C> This figure shows the valve
in the fully open state.
E
B
O S
O S
D
J
I
K
A: Valve stem H: Flare nut
B: Stopper pin I: ø15.88 [5/8] (PQRY-P72)
C: Packing (Accessory)
J: ø19.05 [3/4] (PQRY-P72)
D: Connecting pipe (Accessory)
E: Open (Operate slowly)
K: Field piping
F: Cap
G: Service port
g
D
No.7
A : BC controller (standard)
B : BC controller (main)
f
C : BC controller (sub)
D : indoor unit (06 ~ 54)
E
E : indoor unit (72, 96)
No.6
(Unit: mm [in])
Ó Low press.
¬ Liquid pipe
gas pipe
ø19.05 [3/4] ø9.52 [3/8]
ø22.2 [7/8] ø12.7 [1/2]
ø28.58 [1-1/8] ø12.7 [1/2]
(Unit: mm [in])
‰ Liquid line Ï Gas line
ø6.35 [1/4] ø12.7 [1/2]
ø9.52 [3/8] ø15.88 [5/8]
ø9.52 [3/8] ø19.05 [3/4]
ø9.52 [3/8] ø22.2 [7/8]
E
G
F
H
ø19.05 [3/4] (PQRY-P96)
ø22.2 [7/8] (PQRY-P96)
3