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10
[Fig. 9.4.4]
[Fig. 9.4.3][Fig. 9.4.2]
C
A
B
D
E
[Fig. 9.4.1]
[Fig. 10.2.1]
B
A
D
C
E
E
E
D
A
B
D
F
G
B
<D> Floor (waterproofing)
E
I
B
<C> Outer wall (exposed)
A B
<A> Inner wall (concealed)
A B
D
C
<B> Outer wall
F
H
D
B
G
<E> Roof pipe shaft
I
A
J
1m1m
[3.28 ft][3.28 ft]
<F> Penetrating portion on fire
limit and boundary wall
10.2
AB
C
L1 L2 L3 M1M2 M1M2S
TB3 TB7
TB1
A Steel wire B Piping
C Asphaltic oily mastic or asphalt
D Heat insulation material A
E Outer covering B
A Liquid pipe B Gas pipe
C Electric wire D Finishing tape
E Insulator
A: Sleeve B: Heat insulating material
C: Lagging D: Caulking material
E: Band F: Waterproofing laye
G: Sleeve with edge H: Lagging material
I: Mortar or other incombustible caulking
J: Incombustible heat insulation material
A: Power source
B: Transmission line
C: Ground screw
D
C
C
B
B
E
F
G
H
I
J
A
LO
HI
LO
HI
B
A
K
J
L
H
M
C
D
EN
O
F
G
I
[Fig. 9.3.1]
[Fig. 9.3.3]
[Fig. 9.3.2]
9.3
A
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 R410A cylinder
L Scale
M Vacuum pump
N To indoor unit
O Heat source unit
A: Syphon pipe
B In case of the cylinder having no syphon pipe.
9.4