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NOTE:
For preassembled horizontal adapter roof curb part no.
CRRFCURB013A00, the accessory kit includes a factory-designed,
high-static, regain transition duct. For horizontal curb part no.
CRRFCURB012A00, a field-supplied transition duct is required.
Fig. 2 — Horizontal Supply Roof Curb and Horizontal
Adapter Roof Curb
NOTES:
1. Dimensions in ( ) are in millimeters.
2. Refer to Fig. 4 and 5 for unit operating weights.
3. Remove boards at ends of unit and runners prior to rigging.
4. Rig by inserting hooks into unit base rails as shown. Use corner
post from packaging to protect coil from damage. Use bumper
boards for spreader bars.
5. Weights do not include optional EconoMi$er. Add 80 lb (36 kg) for
EconoMi$er weight.
6. Weights given are for aluminum evaporator and condenser coil
plate fins. Weights include electric heat.
7. Add 75 lb (34 kg) for crating on 551A155 and 180 units. Add 135 lb
(61 kg) for crating on 551A240 units.
8. Add 150 lb (68 kg) for copper condenser coil. Add 280 lb (127 kg)
for copper condenser and evaporator coils.
Fig. 3 — Rigging Details
UNIT
551A
MAXIMUM
SHIPPING WEIGHT
DIMENSIONS
AB
lb kg ft-in. mm ft-in. mm
155
1625 737 6-11
1
/
2
2121 4- 0 1219
180
1700 771 6-11
1
/
2
2121 3-10 1168
240
1800 816 6-11
1
/
2
2121 3- 7 1092
CAUTION:
All panels must be in place when rigging.