Mitsubishi Electric City Multi PURY-EP-YJM-A Installation Manual page 7

10
[Fig. 10.2.2]
No.
ID ø25.4
ø22.2
A Shape
P250YJM 1 <C> Low-pressure side
P300YJM 1 <C> Low-pressure side
P350YJM
P400YJM 1 <D> High-pressure side
P450YJM 1 <D> High-pressure side
EP250YJM 1 <C> Low-pressure side
EP300YJM 1 <C> Low-pressure side
EP350YJM
<A> Front pipe routing
B When not attaching a low-pressure twinning pipe
<C>
<D>
D
E
F
<B> Bottom pipe routing
B When not attaching a low-pressure twinning pipe
<C>
<D>
D
E
F
<A> Front pipe routing
<D> High-pressure side
A: Shape
D: Refrigerant service valve piping
G: Twinning kit (sold separately)
H: On-site piping (low-pressure connecting pipe: to BC controller)
I: On-site piping (low-pressure connecting pipe: to outdoor unit)
J: 75 mm (reference measurement)
*1 For the attachment of the Twinning pipe (sold separately), refer to the instructions included in the kit.
*2 Connection pipe is not used when the Twinning kit is attached.
*3 Use a pipe cutter to sever.
[Fig. 10.3.1]
B
B
C
LOW
A
C
D
1 2
ID ø25.4
ø22.2
ID ø22.2
OD ø19.05
-
-
- 1 <D> High-pressure side
-
-
1 <D> High-pressure side
1 <D> High-pressure side
- 1 <D> High-pressure side
A
B
C
D
<B> Bottom pipe routing
<E> Severing portion referral fi gure
B: When not attaching a low-pressure twinning pipe
E: On-site piping (low-pressure connecting pipe)
K: ID ø25.4 side
F
A: Nitrogen gas
B: To indoor unit
G
C: System analyzer
D: Low knob
H
E: Hi knob
I
F: Valve
HI
E G: Low-pressure pipe
J
H: High-pressure pipe
I: Outdoor unit
J: Service port
10.2
3
ID ø25.4
ø28.58
ID ø28.58
-
-
1 <C> Low-pressure side
1 <C> Low-pressure side
-
-
-
-
<E> Severing portion
referral fi gure
K
L
*3
10.3
4
ID ø19.05
OD ø19.05
-
-
1 <D> High-pressure side
-
- 1 <C> Low-pressure side
1 <D> High-pressure side
1 <D> High-pressure side
1 <D> High-pressure side 1 <C> Low-pressure side
C When attaching a low-pressure twinning pipe *1,*2
<C>
<D>
G
H
I
F
C When attaching a low-pressure twinning pipe *1,*2
<C>
<D>
G
I
H
F
<C> Low-pressure side
C: When attaching a low-pressure twinning pipe
F: On-site piping (high-pressure connecting pipe)
L: Severing portion
5
ID ø28.58
ø28.58
OD ø28.58
-
-
-
-
-
-
7