Standard Mounting; Semi-Enclosed Mounting - Daikin IM-820 Installation And Maintenance Manual

Standard Mounting

Make sure the ceiling or wall is strong enough to support the
weight of the unit (See Table 1). Remove the mounting
brackets from the unit and secure to wall or ceiling as
required.
The unit must be level front to back and sloped 1/8" towards
condensate drain (See Figure 3).
Table 1: Unit Weight - lbs.
Model 20
Weight ID Unit 95
Weight OD Unit 125
Figure 3. Slope for condensate drainage
Ceiling Mount
Wall/Floor Mount
IM 820
25 30 40 50
99 99 154 154
128 209 220 231
1/8"
Slope
Slope

Semi-enclosed Mounting

In case the unit is to be half-recessed into a false ceiling,
make sure the unit is well-aligned with the ceiling.
Provide the installation space as shown in Figure 4.
Figure 4. Semi-enclosed Mounting
12" min.
23"
12" min.
1/2"
Mounting Surface
Ceiling Board
6.3/4"
48" min.
1/2" min.
Top Panel of Unit
22"
1/2"
1/2"
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