Mitsubishi Electric PUH-8 Installation Manual page 5

8
[Fig. 8.2.1]
B
C
LO
A
C
D
[Fig. 8.3.1]
A Steel wire
C
B
A
B Piping
C Asphaltic oily
mastic or asphalt
D Heat insulation material A
E Outer covering B
D
E
[Fig. 8.3.2]
B
A
A Liquid pipe
C
B Gas pipe
C Electric wire
D
E
D Finishing tape
E E E Insulator
A
B
D
A Nitrogen gas
F
B To indoor unit
G
C System analyzer
H
D Lo Knob
I
E Hi Knob
HI
F Stop valve
E
J
G Liquid pipe
H Gas pipe
I Outdoor unit
J Service port
[Fig. 8.3.3]
8.2
[Fig. 8.2.2]
A
LO
B
A System analyzer
C Hi Knob
E Liquid pipe
G Service port
I Valve
K Cylinder
M Vacuum pump
8.3
[Fig. 8.3.4]
<A> Inner wall (concealed) <B> Outer wall
C
A B
<D> Floor (fireproofing) <E> Roof pipe shaft
D
F
G
B
A Sleeve B Heat insulating material
C Lagging D Caulking material
F Waterproofing layer G Sleeve with edge
I Mortar or other incombustible caulking
J Incombustible heat insulation material
D
E
F
HI
C
G
I
H
J
K
L
B Lo Knob
D Ball valve
F Gas pipe
H Three-way joint
J Valve
L Scale
<C> Outer wall (exposed)
D
A B
<F> Penetrating portion on fire
limit and boundary wall
G
I
D
B
H
F
A
1m
E Band
H Lagging material
M
E
B
I
J
1m
5