Sanyo CH4242 User Manual
Page 14
13
S4359146
9
9
9
9
9
SC
1
1
1
1
1
X
8
8
8
8
8
WT
7
7
7
7
7
RC
(WL)
5
5
5
5
5
C
4
4
4
4
4
U
3
3
3
3
3
T
2
2
2
2
2
K
6
6
6
6
6
RC
(WD)
0937_C_I
Without snow-
proof ducting
(Low platform)
Snow-proof
ducting
(High platform)
In regions with snow fall, the outdoor unit should be
provided with a platform and snow-proof duct.
Fig. 2-5
Fig. 2-6
Air
Intake
Platform (foundation)
Higher than the
maximum
snow depth
Duct
About 1/2 of the
unit height
Air
Intake
Duct
Outdoor
Unit
0488_C_I
Example of Installation
0490_C_I
Fig. 2-8
Fig. 2-7
2-3.
Precautions When Installing in Heavy Snow
Areas
(1)
The platform should be higher than the maximum.
snow depth. (Fig. 2-5)
(2)
The two anchoring feet of the outdoor unit should
be attached to the platform, and the platform
should be installed beneath the air-intake side of
the outdoor unit.
(3)
The platform foundation must be solid and the
unit must be secured with anchor bolts.
(4)
When installing on a roof subject to strong wind,
countermeasures must be taken to prevent the
unit from being overturned.
Duct
Duct
Outdoor Unit
Min. 4"
12"
Min. 4"
12"
Unit: inch
1117_C_I
2-4.
Dimensions of Snow / Wind-proof Ducting
and Refrigerant Tubing Space for Installation