Mitsumi electronic PQHY-P7296TGMU-A Unit mm, Heat source model Liquid pipe Gas pipe P72 Ø9.52 3/8

8

8.2

[Fig. 8.2.1]

A

A

B

B a

C

1

A

C

b

C

2

D

c

C

3

e

d

C

4

(Unit: mm [in])

C

5

A

A

B
						A Heat source unit
						B First branch
					D C Indoor unit
	b
a		c	d	e
						D Cap
C	C
		C	C	C

12

3 4 5

Å Heat source model	ı Liquid pipe				Ç Gas pipe
P72		ø9.52 [3/8]		ø19.05 [3/4]
P96		* ø9.52 [3/8]		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			ı Liquid pipe		Ç Gas pipe
~ 54			ø9.52 [3/8]		ø15.88 [5/8]
55 ~ 72			ø9.52 [3/8]		ø19.05 [3/4]
73 ~			ø9.52 [3/8]		ø22.2 [7/8]
a, b, c, d, e					(Unit: mm [in])
‰ Model number	ı Liquid pipe				Ç Gas pipe
06,08,12,15,18		ø6.35 [1/4]		ø12.7[1/2]
24,27,30,36,48,54		ø9.52 [3/8]		ø15.88 [5/8]
72		ø9.52 [3/8]		ø19.05 [3/4]
96		ø9.52 [3/8]		ø22.2 [7/8]

Ï Downstream unit model total		Ì Branch kit model
~ 72			CMY-Y102S-G
73 ~ 400			CMY-Y102L-G
Ó 4-Branching header	¬ 8-Branching header			Ô 10-Branching header
(Downstream unit	(Downstream unit			(Downstream unit
<	<	400)		<
model total = 200)	model total =			model total = 650)
CMY-Y104-G	CMY-Y108-G			CMY-Y1010-G

9

9.2

[Fig. 9.2.1]

A

3

[Fig. 9.2.2]

<A> [Ball valve (Low press. side/flanged type)] <B> [Ball valve (High press. side/flared type)]

<C> This figure shows the valve

in the fully open state.

EE

1 B

AClose-packed packing

BHollow packing

B

O S

A

C

O S

G

[Fig. 9.2.3]

			F
	D		H
	J	I
	K
A Valve stem			H Flare nut
B Stopper pin			I ø9.52 [3/8] (PQHY-P72)
C	Packing (Accessory)		ø9.52 [3/8] (PQHY-P96)
D	Connecting pipe (Accessory)		J ø19.05 [3/4] (PQHY-P72)
			ø22.2 [7/8] (PQHY-P96)
E	Open (Operate slowly)
			K Field piping
F	Cap

GService port

3