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5
English
Table 1
Model
A
B
C
D
E
F
G
H
I
12 · 18 type
46-
3/4
22
17-
1/2
19-
1/2
10
14-
1/2
11-
15/16
17-
1/8
17-
15/16
24 · 30 · 36 ·
42 · 48 · 54
type
53-
1/4
24
20
22
12
14-
1/2
11-
15/16
19-
5/8
19-
15/16
Make sure the range of the unit’s external static pres-
(2)
sure is not exceeded. (up to 0.5 in.W.C. at “H” speed.)
Condensation may form on the product during COOL
(3)
operation. Be sure to provide (fi eld supplied) and
install a second drain pan.
If installed vertically
If installed horizontally
Second drain pan
Second drain pan
Drain piping
Drain piping
Check if the unit is horizontally level.
(4)
CAUTION
Make sure the unit is installed level using a level tube: four
•
sides. (One thing to watch out for in particular is if the unit is
installed so that the slope is not in the direction of the drain
piping, this might cause leaking.)
Level
Level
If installed vertically
If installed horizontally
Secure the unit fi rmly to prevent it from falling.
(5)
When the unit is installed in a hot and humid place, it
(6)
is recommended to use the following drain pan insu-
lation kit, which is an optional accessory.
Drain pan insulation Kit
Vertically
Horizontally
12 · 18 type
DPI 36-42/20
DPIH 36-42
24 · 30 · 36 ·
42 · 48 · 54 type
DPI 48-60/20
DPIH 48-61
Regarding the attachment of the drain pan insulation kit,
•
refer to the installation manual provided with the kit.
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