Installation
Figure 34. Secudng Outer Case in Wall Opening
1.Lintel and flashing (if required)
2.Provide %" slope to outside for condensate drainage
3.Attach outer case to framing in two places on each side of case
4.Completely caulk or seal all four sides of outer case
5.Outer case extends into room _"
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Masonry Construction
See Figure 32 for dimensions of finished opening to cut out or build into masonry wall. Seal outer case in place with mortar or secure to wall with concrete nails driven through sides of case.
NOTE: Ifsecudng case with concrete nails,
Installation in Walls Exceeding
Outer Case Dimensions
Air conditioner must be installed so air flows freely through side louvers to prevent overheating of compressor and fan motor. If dimensions of wall restrict airflow to louvers, wall opening must be modified by chamfering vertical portions of outside opening, as shown in Figures 35 and 36.
Figure 35. Chamfering Walls That Exceed Outer Case
Dimensions (Top View)
1.Outer case extends into room sA"
2.Distance from front of outer case to side louvers
f2000 Btu | 18000 Btu | I |
9 inches | 14Y2inches | I |
3.Caulk around outer case to seal in place
4.Mortar
5.4" clearance required for unrestricted air flow
6.Side louvers
Figure 36. Chamfering Walls That Exceed Outer Case
Dimensions (Side View)
1.Outer case extends into room _"
2.Distance froomfront of outer case to side louvers
120009inchesBtu I 18000Btu14V2 inches 1
3.Caulk around outer case to seal in place
4.Install outer case with %" slope to outdoor side
5.install lintel and/or flashing, if necessary
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