035-16328-002 Rev. C (0902)
Unitary Products Group
9
DUCT CONNECTORS
FIGURE 8 :
Duct Connector Dimensions
12
13
11
18
14
SEE
CHART
3
4
18
3
4
2 3
8
2 3
8
2 3
8
2 3
8
3
8
4 3
8
2 3
8
2 3
8
DUCT CONNECTOR
PART NUMBER
DUCT CONNECTOR
DEPTH
7990-6011
7990-6021
7990-6041
7990-6061
7990-6071
7990-6081
7990-6101
7990-6121
1”
2”
4-1/2”
6-1-2”
7-1/2”
8-1/2”
10-1/4”
12-1/4”
DUCT CONNECTOR DIMENSIONS
13
11
18
14
3
4
2 3
8
2 3
8
2 3
8
2 3
8
SEE
CHART
12
18
3
4
3
8
4 3
8
2 3
8
2 3
8
DUCT CONNECTOR
PART NUMBER
DUCT CONNECTOR
DEPTH
7990-6211
7990-6221
7990-6241
7990-6261
7990-6271
7990-6281
7990-6301
7990-6321
1”
2”
4-1/2”
6-1-2”
7-1/2”
8-1/2”
10-1/4”
12-1/4”
DUCT CONNECTOR DIMENSIONS
FIGURE 9 :
Recommended Floor Cut-out
2-3/4
MIN.
23-1/4
20-1/2
9-7/8
2-1/8
1-3/8
6-3/8
9-3/4
20
3-1/4
1-1/8
15
15
1
REAR WALL
OF ENCLOSURE
CEILING CUT-OUT
FOR ROOF JACK
FLOOR CUT-OUT
FOR DUCT
CONNECTOR
FURNACE
OUTLINE
OPTIONAL GAS
OR ELECTRIC
ENTRANCE
FLOOR
FUTURE REFRIGERANT
LINE ENTRANCE
FRONT PANEL
OF FURNACE
FIGURE 10 :
Duct Connector Depth
DUCT CONNECTOR
DEPTH
FLOOR
FLOOR
JOIST
SUPPLY DUCT