102777-YIM-E-0206
12 Unitary Products Group
RIGGING AND HANDLING
This unit is not designed to be handled with a fork-truck.
Exercise care when moving the unit. Do not remove any
packaging until the unit is near the place of installation. Rig
the unit by attaching chain or cable slings to the holes pro-
vided in lifting lugs. Spreaders MUST be used across the top
of the unit. Refer to Figure 2.
• Rig with six cables and spread with four 95-inch spread-
ers across width and two spreaders of length equal to A
+ B.
• Refer to Tables 4 and 7 for unit weight.
• Center of gravity includes economizer, exhaust or return
air fan and inlet guide vanes (Refer to Table 8).
NOTES: Basic Unit = cooling only, 10hp FC fan.
+ Econ = +235lb
+ Heat = single stage gas, 180 lb
+ Power Exhaust = modulating 7.5hp
CLEARANCES
All units require certain clearances for proper operation and
service. Installer must make provisions for adequate combus-
tion and ventilation air in accordance with section 5.3, Air for
Combustion and Ventilation of the National Fuel Gas Code
ANSI Z223.1 or Sections 7.2, 7.3 or 7.4 of CAN/CGA B149
installation codes-Latest Edition and/or applicable provisions
of the local building codes. Refer to Figure
10 for clearances
required for combustible construction, servicing, and proper
unit operation.
TABLE 7: UNIT CORNERWEIGHT
UNIT
DESCRIPTION
25 TON 30 TON 40 TON
ABCDA B C D A B C D
Basic Unit 1033 1033 1215 1215 1079 1053 1269 1294 1131 1131 1417 1417
Basic Unit With
Economizer
1112 1112 1253 1253 1185 1157 1280 1308 1205 1205 1460 1460
Basic Unit With
Economizer and
Gas or Electric Heat
1162 1162 1293 1293 1209 1155 1346 1400 1255 1224 1500 1531
Basic Unit With
Economizer and
Gas or Electric Heat
and Power Exhaust
1284 1284 1296 1296 1359 1298 1389 1449 1416 1384 1532 1563
TABLE 8: UNIT CENTER OF GRAVITY
MODEL
25 TON 30 TON 40 TON
XYXYXY
Basic Unit 99” 46” 98” 45” 93” 46"
Basic Unit With
Econ.
110” 46” 108” 45” 97” 46"
Basic Unit With
Econ. & Gas or
Elect. Heat,
Steam or Hot
Water Heat
104” 45” 102” 44” 96” 45"
Basic Unit With
Econ. & Gas or
Elect. Heat, &
Power Exhaust
118” 45” 112” 44” 108” 45"
(COOLING OPERATION) Do not permit overhang-
ing structures or shrubs to obstruct condenser air
discharge outlet, combustion air inlet or vent out-
lets.
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