NOTES:
1. | Place unit on curb as close as possible to the duct end. |
2. | Dimension in ( ) is in millimeters. |
3.Hook rigging shackles through holes in base rail as shown in detail “A.” Holes in base rails are centered around the unit center of grav- ity. Use wooden top skid when rigging to prevent rigging straps from damaging unit.
4.Weights include base unit without economizer. See Table 1 for unit operating weights and economizer weights.
5.Weights include base unit without the Perfect Humidity™ dehumid- ification system. See Table 1 for additional unit operating weights with the Perfect Humidity system.
CAUTION: All panels must be in place when rigging.
UNIT | OPERATING | “A” | “B” |
| “C” |
| ||||
WEIGHT |
|
| ||||||||
581B |
|
|
|
|
|
|
|
| ||
lb | kg | in. | mm | in. |
| mm | in. |
| mm | |
|
|
| ||||||||
036 | 530 | 240 | 73.69 | 1872 | 35.50 |
| 902 | 33.31 |
| 847 |
048 | 540 | 245 | 73.69 | 1872 | 35.50 |
| 902 | 33.31 |
| 847 |
060 | 560 | 254 | 73.69 | 1872 | 35.50 |
| 902 | 33.31 |
| 847 |
072 | 635 | 288 | 73.69 | 1872 | 35.50 |
| 902 | 33.31 |
| 847 |
Fig. 6 — Rigging Details
Size gas supply piping for
Support gas piping as shown in the table in Fig. 9. For exam- ple, a
NOTE: If accessory
Installation Instructions for information on power wiring and gas connection piping. Power wiring, control wiring and gas connection piping can be routed through
CAUTION: When connecting the gas line to the unit gas valve, the installer MUST use a backup wrench to prevent damage to the valve.