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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
M1M2 M1M2S
TB3 TB7
TB1
L1 L2 L3
C
A: Steel wire B: Piping
C: Asphaltic oily mastic or asphalt
D: Heat insulation material A
E: Outer covering B
A: High press. pipe B: Low press. 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: Low press. pipe
H: High press. pipe
I: Heat source unit
J: Service port
A: System analyzer
B: Lo knob
C: Hi knob
D: Ball valve
E: Low press. pipe
F: High press. 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