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Part No. 307g0F089
Supersedes 30790G082
Date. 6-1-89
Page_of 12
INSTALLATION
Site Preparation
Tills unit is approved for thru-the.wall installation, with zero clearance to combustible material. The unit must
be installed within a conditioned space to prevent freezing of defrost water in trap assembly and to avoid
jacket heat loss and surface condensation problem.
This unit must be installed with the wall sleeve specified for this unit. Refer to the manufacture's specifica-
tion sheet for complete information and demensions.
Assemble the wall sleeve in accordance with the instructions furnished with each wall sleeve.
Install the wall sleeve level and square in all comers. It is to extend a minimum of 114" to 3/8" maximum
beyond finished wall to permit caulking all around the sleeve without blocking drain holes at bottom front
of sleeve.
Before installing unit, Inspect wall sleeve. Make sure the gaskets located on the inside of the outer flanges
are firmly attached to the sleeve and are not damaged. Damage or loose gaskets must be repaired before
installing unit.
The sleeve is not intended as the sole support for the thru-the-wail unit. An additional support must be pro-
vided beneath the front of the unit for adequate support, The use of vibration insulation matedai between
the unit and the support is recommended.
See Figure 1.
Wall Sleeve • Seal space between
wall sleeve and building opening
using non-hardening caulking com-
pound. The seal must be water tight+
g"x 22" rain. opening
to align with return
air opening in unit.
Hole for drain.
Ddll hole on left
or dgtht side
• through base after
unit is installed.
FIGURE 1.
Celotex, or equivalent
Plywood