Page 2 of 14 507860-01Issue 1927
Minimum and maximum operation conditions must be
observed to assure maximum system performance
with minimum service required. Refer to Table 1 for the
application limitations of the unit.
Table 1. Application Limitations
Outdoor Ambient Air Temperature °F
Minimum DB Maximum DB
Cool Cool Heat
65 115 75
Indoor Ambient Air Temperature °F
Minimum Maximum
DB/WB DB DB/WB DB
Cool Heat Cool Heat
62/57 50 90/72 80
DB = Dry Bulb
WB = Wet Bulb
Location
The unit must be installed with approved wall sleeve
and grille accessories for safe operation. Improper
installations could result in property damage, personal
injury, or death.
WARNING
For information on wall sleeves and grille accessories, see
the Accessories section.
The design is certied for thru-the-wall or up-to-the wall
(inside wall) installation only. The interior portions of
the unit may be surrounded by a closet with clearances
to combustible material held to 0” at the sides, top, and
front of the plenum. All servicing and cleaning of the unit
can be performed from the front. If installed in a closet
or utility room, provide 25” clearance in front for service
if the door to the room is not in line with the front of the
unit (see Figure 1). Accessibility clearances must take
precedence over re protection clearances.
Units that comply with the maximum cabinet leakage 2% of
rated airow requirements of ANSI/ASHRAE 193 (complies
with IECC 2015) are identied on the rating plate.
Installation and servicing of air conditioning equipment
can be hazardous due to internal refrigerant pressure
and live electrical components. Only trained and
qualied service personnel should install or service
this equipment. Installation and service performed by
unqualied persons can result in property damage,
personal injury, or death.
WARNING
For your safety, do not store or use gasoline or other
ammable vapors and liquids in the vicinity of this or any
other appliance. Such actions could result in property
damage, personal injury, or death.
WARNING
The unit must be installed with approved wall sleeve
and grille accessories for safe operation. Improper
installations could result in property damage, personal
injury, or death.
WARNING
Inspection
Upon receipt of equipment, carefully inspect it for possible
shipping damage. If damage is found, it should be noted
on the carrier’s freight bill. Take special care to examine
the unit inside the carton if the carton is damaged. File a
claim with the transportation company. If any damages
are discovered and reported to the carrier do not
install the unit, as claim may be denied.
Check the unit rating plate to conrm specications
are as ordered.
Limitations
The unit should be installed in accordance with all national
and local safety codes.
Limitations of the unit and appropriate accessories must
also be observed.
The outdoor fan is designed to operate against no more
than .10” w.c. static pressure.
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