7
[Fig. 7.2.1]
Max. 20m [65 ft]
1.5-2m [5-7 ft]
B
A
K
B
D
E
F
F
H
[Fig. 7.2.2]
A
35
32
B
[1-7/16 in]
[1-5/16 in]
C
D
H
A Indoor unit
B Tie band (large) (accessory)
C Visible part
D Insertion margin
E Drain socket (accessory)
F Drain pipe (O.D. ø32 mm [1-1/4 in] PVC ���������
G �����������������
H Tie band (small) (accessory)
4
Max. 300mm [1-13/16 in]
C
F
L
M
D
D
F
G
I
F
E
25
[1 in]
G
D
H
7.2
A Insulation (9 mm [3/8 in] or more)
B Downward slope (1/100 or more)
C Support metal
N
B
K Air bleeder
L Raised
J
M Odor trap
Grouped piping
O
D O. D. ø32 mm [1-1/4 in] PVC TUBE
E Make it as large as possible. About 10 cm [3-15/16 in].
F Indoor unit
G Make the piping size large for grouped piping.
H Downward slope (1/100 or more)
I O. D. ø38 mm [1-1/2 in] PVC TUBE for grouped piping.
J Up to 700 mm [27-9/16 in]
N Drain socket (accessory)
O Horizontal or slightly upgradient
[Fig. 7.3.1]
A Insert pump's end 2 to 4 cm [13/16-1-5/8 in].
B Maintenance panel
C About 1000 cc
D Water
E Filling port
Correct piping
Wrong piping
(9 mm [3/8 in] or more insulation)
7.3
B
A
E
C
D