Mitsubishi Electric CITY MULTI PQHY-P-TLMU-A Installation Manual page 12

10
[Fig. 10.3.1]
B
B
C
HI
LOW
A
C
D
[Fig. 10.3.3]
B If the R410A cylinder does not have a siphon pipe.
[Fig. 10.4.1]
C
B
A
D
E
A : Steel wire B : Piping
C : Asphaltic oily mastic or asphalt
D : Insulation material A
E : Outer covering B
[Fig. 10.4.4]
<B> Outside wall
D
C
A B
<E> Roof pipe shaft
boundary walls
G I
D
B
H
F
A
1m
12
F A : Nitrogen gas
B : To indoor unit
G
C : System analyzer
H
D : Low knob
E : High knob
I
F : Valve
E
J
G : Low-pressure/liquid
pipe
H : High-pressure/gas
pipe
I : Heat source unit
J : Service port
[Fig. 10.4.2]
A
E
B
A : High-pressure/liq-
uid pipe
C : Electric wire
E : Insulation
E
B
A B
A
A : Sleeve
C : Lagging
E : Band
J
G : Sleeve with edge
I : Mortar or other incombustible caulking
J : Explosion-resistant insulation
1m
10.3
[Fig. 10.3.2]
D
N
N
O
A
LOW HI
G
B C
H
K
A
10.4
[Fig. 10.4.3]
B
C
D
E
E
A
D
B : Low-pressure/gas
pipe
D : Finishing tape
D
F
G
B
B : Insulation
D : Caulking material
F
H : Lagging material
A : System analyzer
B : Low knob
E
C : High knob
F
D : Valve
E : Low-pressure/liquid
pipe
I
F : High-pressure/gas
pipe
G : Service port
M
H
I : Valve
J
J : Valve
L
K : R410A cylinder
L : Scale
M : Vacuum pump
N : To indoor unit
O : Heat source unit
A : Siphon pipe