Through-The-Wall - Friedrich Hazardgard SH20N50AT Installation & Operation Manual

Shell Installation: Through-the-wall Installations
Wall Preparation
The maximum wall thickness permissible without special construction is determined by the model size to be installed. THE OUT-
SIDE CABINET CONDENSER AIR INTAKE LOUVERS MUST NOT BE BLOCKED BY EXTENDING INSIDE THE WALL
AREA. Observe the maximum wall thickness shown as dimension "A" in Figure J.
Special Instructions For Extra Thick Walls
For installation in walls exceeding the maximum thickness shown as dimension A, the following suggested construction
may apply. (See Figure J).
Figure J
15 1/8 " (384 MM)
MAXIMUM WALL THICKNESS
STEP 1
CHECKING WIRING AND PLUMBING: Check all wiring and plumbing inside and outside the wall to be sure none
will be broken where the hole is to be cut.
STEP 2
HOLE CONSTRUCTION: Depending on the size of the unit to be installed, layout the hole dimensions in accordance
with the chart below (See Figure K). Cut and frame in the hole to the finished dimensions. Use
2" x 4" material for framing and follow the suggested typical installations in Figure L, M or N on Page 14.
NOTE: IF THE WALL CONSTRUCTION IS TYPICAL FRAME OR 2 X 4 STUDDING WITH BRICK OR STONE VENEERS,
LOCATE THE HOLE NEXT TO ONE OF THE STUDS. FOR MASONRY, CONCRETE OR CINDER BLOCK WALLS,
LOCATE THE HOLE FOR CONVENIENCE.
Figure K
WARNING
Falling Object Hazard
Not following Installation Instructions
for mounting your air conditioner can
result in property damage, injury, or
death.
EXTRA THICK WALL CONSTRUCTION
CONDENSER
AIR INTAKE
LOUVERS
TOP VIEW SHOWING BEVELED SIDES
FOR AIR INTAKE. WALL BELOW
UNIT MUST ALSO BE BEVELED TO
ASSURE PROPER TILT ANGLE.
DIMENSION
NOTE: THESE DIMENSIONS ARE FOR FINISHED HOLE SIZE
Top View
HOLE SIZE REQUIREMENTS
SH15
FINISHED
CHASSIS
A 16-3/16"
B 26-3/16"
2" (51 MM) MINIMUM
BOTH SIDES
CONDENSER AIR
INTAKE LOUVERS
SH20, SH24
CHASSIS
18-3/16"
26-3/16"
14