Mitsubishi Electric CITY MULTI PQHY-P-YEM-A Series Installation Manual page 4

8
[Fig. 8.3.1]
A
A To heat source unit
B To branch piping or indoor unit
[Fig. 8.4.1]
A
C
[Fig. 8.4.2]
LO
B
[Fig. 8.4.3]
4
B
B
C
HI
LO
D E
D
E
F
A
HI
C
G
I
H
J
K
L
8.3
[Fig. 8.3.2]
A
B
A To heat source unit
B To indoor unit
8.4
F
G
H
I
J
M
A Nitrogen gas
B To indoor unit
C System analyzer
D Lo Knob
E Hi Knob
F Ball valve
G Liquid pipe
H Gas pipe
I Heat source unit
J Service port
A System analyzer
B Lo Knob
C Hi Knob
D Ball valve
E Liquid pipe
F Gas pipe
G Service port
H Three-way joint
I Valve
J Valve
K Cylinder
L Scale
M Vacuum pump
B