Mitsubishi Electric CITY MULTI Series Installation Manual page 13

10
[Fig. 10.3.1]
B
B
C
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]
<A> Inside wall (concealed) <B> Outside wall
C
A B
<E> Roof pipe shaft <F> Access hole on fire and
boundary walls
G I
D
B
H
F
A
1 m
A : Nitrogen gas
F
B : To indoor unit
G
C : System analyzer
D : Low knob
H
E : High knob
I
HI
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 : High-pressure/liq-
uid pipe
C : Electric wire
E : Insulation
<C> Outside wall (exposed)
D
E
A B
A
A : Sleeve
C : Lagging
E : Band
J
G : Sleeve with edge
I : Mortar or other incombustible caulking
J : Explosion-resistant insulation
1 m
10.3
[Fig. 10.3.2]
N
N
A
HI
LOW
C
B
10.4
B
A
C
D
E
E E
A
B
D
B : Low-pressure/gas
pipe
D : Finishing tape
<D> Floor (waterproofing)
D
F
B
G
B
B : Insulation
D : Caulking material
F : Waterproofing layer
H : Lagging material
D
E
F
O
G
I
H
M
K
J
L
A
A : Siphon pipe
[Fig. 10.4.3]
A : System analyzer
B : Low knob
C : High knob
D : Valve
(heat source unit)
E : Low-pressure/liquid
pipe
F : High-pressure/gas
pipe
G : Service port
H : Three-way joint
I : Valve
J : Valve
K : R410A cylinder
L : Scale
M : Vacuum pump
N : To indoor unit
O : Heat source unit
13