4
4
4.3
[Fig. 4.3.1]
4.4
[Fig. 4.4.1]
[Fig. 4.4.2]
5
5.1
[Fig. 5.1.1]
[Fig. 5.1.2]
E
D
A
C
B
F
A
Locally procured insulating material
for pipes
B
Bind here using band or tape.
C
Do not leave any opening.
D
Lap margin: more than 40 mm
E
Insulating material (field supply)
F
Unit side insulating material
1
A
A
B
C
B
VP-25
2
D
E
G
F
A: 25 cm
B: 1.5 – 2 m
A
Downward gradient of more than 1/100
B
Insulating material
C
Supporting bracket
D
Drain discharge port
E
Drain hose (200 mm long, accessory)
F
Cable tie (accessory)
G
Hose band (accessory)
B
B
A
D
3
C
VP-30
A
Main-HBC controller/Sub-HBC controller
B
Indoor unit
C
Collecting pipe
D
Please ensure this length is at least 100 mm.
D
F
B
C
I
H
E
A
G
To
HBC controller sample installation
A
Expansion vessel (field supply)
B
Shutoff valve (field supply)
C
Strainer (field supply)
D
Pressure reducing valve (field supply)
E
Water inlet
F
Refrigerant pipes
G
Drain pipe
H
Pressure gauge (field supply)
I
Check valve (field supply)
(*1)
Note:
*1. Connect the pipes to the water pipes according to the local regulations.
A
Indoor unit connection
B
Cutting point
C
Cut the piping at the cutting point
D
Field pipe connection (field supply)
E
Field pipe
F
Pipe connection (field supply)
G
Indoor unit and Sub-HBC connecting port
H
Water inlet (EXP. VESSEL)
Note:
• Remove burr after cutting the piping to prevent entering the pipe connec-
tion.
Check that there is no crack at the edge of the piping.
A
B
C
D
E
F
35
25
B
H
G
01_WT08892X03_en.book 4 ページ ２０１９年４月１６日 火曜日 午後３時１２分
