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LIMITATIONS
LOCATION
1. The outdoor units must be installed outside the building.
The outdoor fans are the propeller type and are not suitable
for use with duct work.
2. The outdoor and indoor units should be installed as close
together as possible and with a minimum number of bends
in the refrigerant piping. Refer to REFRIGERANT PIPING
for additional information.
3. The outdoor unit should not be installed beneath windows
or between structures where normal operating sounds may
be objectionable.
WARNING: The outdoor unit should not be installed in an area
where mud and/or ice could cause personal injury.
Remember that condensate will drip from the un
-
derside of the unit coils during heat and defrost cy
-
cles and that this condensate will freeze when the
temperature of the outdoor air is below 32
F.
4. All units require certain clearances forproper operation and
service. Refer to General Installation Form 55.70-N1 for
additional guidelines.
ROOF-TOP LOCATIONS
NOTE:
GROUND LEVEL LOCATIONS
CAUTION: Care should be taken to protect the unit from tam-
pering and unauthorized persons from injury.
Screws on access panels will prevent casual tam-
pering. Additional safety precautions such as
fences around the unit or locking devices on the
panels may be advisable. Check local authorities
for safety regulations.
RIGGING AND HANDLING
WARNING: Do not use straps under theunit or through thefork
lift slots for lifting purposes. Sharp metal edges
can damage the straps and could result in per
-
sonal injury or equipment damage.
Unitary Products Group 3
035-15410-002-B-0404
INSTALLATION
°
°
1
Rated in accordance with ARI Standard 110, utilization range “A”.
2
Below0°F,thecontrolsystemstopsthecompressorandallowstheelectricheataccessoryto
cycle at its standby capacity.
3
Operation below this temperature is permissible for a short period of time when a unit is
required to heat the conditioned space up to 50°F.
TABLE 1
FIG. 1 - CENTER OF GRAVITY