Figure 4-3. Boxed Air Conditioner
Preparing Unit at the Installation Site.
(2) Remove the four lag bolts (2) holding the base pan of the unit to the shipping base (3). Retain for
Replace side door assemblies (para 4-19).
Mounting the Unit.
Prepare the wall.
On concrete block walls, knock out two holes. See Figure 4-5.
On frame walls, cut away the outside siding to the depth of the sheathing and make two holes through
the inside wall and the sheathing for the duct extensions. See Figure 4-6.