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LIMITATIONS
These units must be installed in accordance with the following
national and local safety codes.
1. National Electrical Code ANSI/NFPS No. 70 or Canadian
Electrical Code Part 1, C22.1 (latest editions).
2. Local plumbing and waste water codes and other applica
-
ble local codes.
Refer to Table 1 forunit application data and toTable 5for elec-
tric heat application data.
If components are to be added to a unit to meet local codes, they
areto beinstalled atthedealer's and/orthecustomer's expense.
Size of unit for proposed installation should be based on heat
loss/heat gain calculations made in accordance with industry
recognized procedures identified by the Air Conditioning Con-
tractors of America.
LOCATION
Use the following guidelines to select a suitable location for
these units.
1. Unit is designed for outdoor installation only.
2. Condenser must have an unlimited supply of air. Where a
choice oflocation ispossible, positionunit oneither northor
east side of building.
3. For ground level installation, a level pad or slab should be
used. Thethickness andsize ofthe pador slabused should
meet local codes and unit weight. Do not tie the slab to the
building foundation.
4. For roof top installation, be sure the structure can support
the weight of the unit plus any field installed components.
Unit mustbe installedon alevel roofcurb orappropriate an
-
gle iron frame providing adequate support under the com
-
pressor/condenser section.
5. Maintain level tolerance of unit to 1/8" maximum.
RIGGING OR HANDLING
Care must be exercised when moving the unit. Do not remove
any packaging until the unit is near the place of installation.
Rig unit with slings placed under the unit. Spreader bars of
sufficient length should be used across the top of the unit.
BEFORE LIFTING A UNIT, MAKE SURE THAT ITS WEIGHT
IS DISTRIBUTED EQUALLY ON THE CABLES SO THAT IT
WILL LIFT EVENLY.
Units may also be moved or lifted with a fork-lift. Slotted
openings in the skid are provided for this purpose. Forks
must pass completely through the base.
Refer to Table 2 for unit weights and to Figure 1 for approxi-
mate center of gravity.
66297-YIM-C-0205
2 Unitary Products Group
B 1 H H A
PRODUCT NOMENCLATURE
PRODUCT GENERATION
1 = NEW or Current Design
PRODUCT CATEGORY
B = Single Package Heat Pumps
(Air Cooled)
PRODUCT IDENTIFIER
HH = Heat Pump (12 SEER)
20 4 0 6
FACTORY
INSTALLED ELECTRIC HEAT
A = No Electric Heat Installed
VOLTAGE CODE
06 = 208/230-1-60
25 = 208/230-3-60
46 = 460-3-60
58 = 575-3-60
NOMINAL COOLING
CAPACITY (MBH)
018 = 18,000 BTUH 042 = 42,000 BTUH
024 = 24,000 BTUH 048 = 48,000 BTUH
030 = 30,000 BTUH 060 = 60,000 BTUH
036 = 36,000 BTUH
INSTALLATION
Voltage Variation
Min. / Max
.1
208/230V
3
187 / 253
3
460V 414 / 504
575V 518 / 630
Wet Bulb Temperature (°F) of Air on
Evaporator Coil, Min. / Max.
57 / 72
Dry Bulb Temperature (°F) of Air on
Condenser Coil, Min.
2
/ Max.
45 / 120
1
Rated in accordance with ARI Standard 110, utilization range “A”.
2
Alow ambient accessory is available for operation down to 0°F
3
“T1" transformer primary tap must be moved from the 230 volt connection to the 208 volt
connection for low voltage applications of 208 volt and below.
TABLE 1 - UNIT APPLICATION DATA
FIG. 1 - CENTER OF GRAVITY
26
CENTER OF GRAVITY
FRONT
OF
UNIT
“A”
“B”
“C”
“D”
23½
UNIT
SIZE
SHIPPING
WEIGHT
(lbs.)
OPERAT
-
ING
WEIGHT
(lbs.)
CORNER WEIGHTS
(location, lbs.)
“A” “B” “C” “D”
018 351 346 103 92 73 83
024 356 351 97 93 81 84
030 353 348 96 93 81 84
036 388 383 106 102 89 92
042 440 435 120 115 101 104
048 485 480 132 127 111 115
060 495 490 135 130 113 117
TABLE 2 - UNITS WEIGHTS