Mitsubishi Electric CITY MULTI PQRY-P-YMF-C Series, Installation Manual

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3
7
7.2
[Fig. 8.2.2] [Fig. 8.2.3] [Fig. 8.2.1]
B
A
K
J
L
H
M
C
D
E
F
G
I
LO HI
[Fig. 8.3.1]
[Fig. 8.3.3]
[Fig. 8.3.2]
8.3
8.2
L
M
1
3
a
A
b
c
d e
B
B B
A
B B
B
A (mm)
Å
High press pipe
ı
Low press pipe
PQRY-P200 ø19.05 ø25.4
PQRY-P250 ø19.05 ø28.58
ø 19.05 (Flare)
ø 25.4 (Flange)
ø 28.58 (Frange)
B (mm)
Î
Total capacity of indoor units
‰
Liquid line
Ï
Gas line
~ 80 ø9.52 ø15.88
81 ~ 160 ø9.52 ø19.05
a, b, c, d, e (mm)
Ì
Model number
‰
Liquid line
Ï
Gas line
20,25,32,40 ø6.35 ø12.7
50,63,80 ø9.52 ø15.88
100,125,140 ø9.52 ø19.05
f, g, h, i, j
Ì
Model number
‰
Liquid line
Ï
Gas line
f g h i j
200 ø12.7 ø9.52 ø25.4 ø19.05 ø15.88
250 ø12.7 ø9.52 ø28.58 ø19.05 ø15.88
8
[Fig. 7.2.1]
A
C
j
i
g
f
h
A
BC controller
B
Indoor unit (20~140)
C
Indoor unit (200, 250)
A
Valve stem
B
Stopper pin
C
Packing (Accessory)
D
Connecting pipe (Accessory)
E
Open (Operate slowly)
F
Cap, copper packing
G
Service port
H
Flare nut
I
ø19.05
J
ø25.4 (PQRY-P200)
ø28.58 (PQRY-P250)
K
Field piping
L
Close-packed packing
M
Hollow packing
A
System analyzer
B
Lo Knob
C
Hi Knob
D
Ball valve
E
Low press pipe
F
High press pipe
G
Service port
H
Three-way joint
I
Valve
J
Valve
K
Cylinder
L
Scale
M
Vacuum pump
A
Nitrogen gas
B
To indoor unit
C
System analyzer
D
Lo Knob
E
Hi Knob
F
Stop valve
G
Low press pipe
H
High press pipe
I
Heat source unit
J
Service port
Ç
Connection of heat
sourse unit/BC controller
E
E
O
S
O
S
I
K
J
H
G
F
A
B
C
D
<A> [Ball valve (low press side)]
(This figure shows the valve in the fully open state.)
<B> [Ball valve (high press side)]
D
C
C
B
E
F
G
H
I
J
A
LO
HI