Bryant 581B036--072 Installation Instructions Manual page 5

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 gravity. 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 with accessory economizer.
5. Weights include base unit without the Perfect Humidityt adaptive dehumidification system. See Table 1 for unit operating weights with the Perfect Humidityt
system.
OPERATING OPERATING
UNIT UNIT
581C 581C
lb
530
024
036 540
048 560
060 635
OPERATING OPERATING
UNIT UNIT
581B 581B
lb
036 530
048 540
060 560
072 635
Fig. 7 --- Roof Curb Alignment
Support gas piping as shown in the table in Fig. 11. For example,
3
a / -in. gas pipe must have one field-fabricated support beam
4
every 8 ft. Therefore, an 18-ft long gas pipe would have a
minimum of 3 support beams, and a 48-ft long pipe would have a
minimum of 6 support beams.
Fig. 6 --- Rigging Details
WEIGHT
kg in.
240
73.69
245 73.69
254 73.69
288 73.69
WEIGHT
kg in.
240 73.69
245 73.69
254 73.69
288 73.69
C06208
DIMENSIONS
"A" "B"
mm in.
1872 35.50
1872 35.50
1872 35.50
1872 35.50
DIMENSIONS
"A" "B"
mm in.
1872 35.50
1872 35.50
1872 35.50
1872 35.50
!
PROPERTY DAMAGE HAZARD
Failure to follow this warning could result in personal
injury, death and property damage.
All panels must be in place when rigging and lifting.
See Fig. 11 for typical pipe guide and locations of external
manual gas shutoff valve.
NOTE: If accessory thru-the-bottom connections and roof curb
are used, refer to the Thru-the-Bottom Accessory Installation
Instructions for information on power wiring and gas
connection piping. The power wiring, control wiring and gas
piping can be routed through field-drilled holes in the basepan.
The basepan is specially designed and dimpled for drilling the
access connection holes.
!
FIRE, EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
When connecting the gas line to the unit gas valve, the
installer MUST use a backup wrench to prevent damage
to the valve.
5
"C"
mm in. mm
902 33.31 847
902 33.31 847
902 33.31 847
902 41.31 1050
"C"
mm in. mm
902 33.31 847
902 33.31 847
902 33.31 847
902 41.31 1050
WARNING
WARNING
C06111