Step 2 Ð Rig and Place Unit Ð Inspect unit for trans- portation damage. File any claim with transportation agency. Keep unit upright, and do not drop. Use spreader bars over unit to prevent sling or cable damage. Rollers may be used to move unit across a roof. Level by using unit frame as a reference; leveling tolerance is shown in Fig. 1 and 2. See Fig. 7 for additional information. Unit weight is shown in Table 1.
NOTE: On retro®t jobs, ductwork may be attached to old unit instead of roof curb. Be careful not to damage ductwork when removing unit. Attach existing ductwork to roof curb instead of unit.
Four lifting lugs are provided on the unit base rails as shown in Fig. 7. Refer to rigging instructions on unit.
POSITIONING Ð Provide clearance around and above unit for air¯ow, safety, and service access (Fig.
Do not install unit in an indoor location. Do not locate air inlets near exhaust vents or other sources of contaminated air.
Although unit is weatherproof, guard against water from higher level runoff and overhangs.
NOTICE TO RIGGERS:
ALL PANELS MUST BE IN PLACE
WHEN RIGGING.
NOTE: Rig with four cables and spread with two 92 in. (2337 mm) spreader bars. Maintain a dis- tance of 74 in. (1880 mm) from top of unit to eyehook.
NOTE:
Add 32 lb (14.5 kg) for domestic crating.
Add 312 lb (142 kg) for export crating
Add 220 lb (100 kg) for copper condenser coil
MODEL | WEIGHT |
| A |
| B |
| C | ||||
50EJ/EK/EW/EY | lb | kg | in. |
| mm | in. |
| mm | in. |
| mm |
024 | 4016 | 1822 | 87.68 |
| 2227 | 71.4 |
| 1814 | 41.7 |
| 1059 |
028 |
|
|
|
|
|
|
|
|
|
|
|
030 | 4102 | 1860 | 87.68 |
| 2227 | 68.5 |
| 1740 | 43.6 |
| 1107 |
034 |
|
|
|
|
|
|
|
|
|
|
|
038* | 4282 | 1942 |
|
|
| 91.3 |
| 2319 | 46.5 |
| 1181 |
044 | 4508 | 2045 | 150 |
| 3810 | 87.8 |
| 2230 | 46.5 |
| 1181 |
048* | 4795 | 2175 |
|
|
| 86.2 |
| 2189 | 46.1 |
| 1171 |
|
|
|
|
|
|
|
|
|
|
|
|
*Sizes 038 and 048 are 50EJ,EW units only.
Fig. 7 Ð Rigging Label
8