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MIXING BOX, EXHAUST BOX, AND EXTERNAL BYSPASS DAMPER DETAILS
39M UNIT
DETAIL
SIZE
(SECTIONS)
(WIDTH)
03W
1
06W
1
07T
1
08W
1
09T
1
10W
1
11T
1
12T
1
12W
1
14W
2
16T
1
17W
2
18T
1
21W
2
22T
2
25W
2
25T
2
30W
2
30T
2
35T
2
36W
3
37T
2
40W
3
42T
2
50W
3
51T
2
58T
2
61W
3
72W
3
85W
3
96W
3
110W
4
B
BRACKET
BRACKET
Fig. 36 — Mixing Box, Filter Mixing Box, Exhaust Box and External Bypass Damper Details
A
B
JACKSHAFT
(HEIGHT)
DIAMETER (In.)
25.75
10.75
1
38.75
14.00
1
31.75
20.00
1
46.75
14.00
1
34.75
20.00
59.75
14.00
37.75
26.00
40.75
26.00
59.75
14.00
64.75
16.75
43.75
26.00
71.75
16.75
46.75
26.00
71.75
20.00
52.75
32.00
78.75
20.00
54.25
38.00
96.75
20.00
64.75
38.00
72.75
38.00
101.75
29.00
64.75
38.00
101.75
32.00
72.75
44.00
109.75
35.00
86.25
44.00
86.25
44.00
109.75
44.00
113.00
46.00
132.00
46.00
132.00
52.00
150.00
52.00
A
A
B
A
DETAIL 1
FACE VIEW
A
A
A
DETAIL 3
FACE VIEW
5
1 1/2
1
AIRFOIL
BLADES
TO OPEN
BRACKET
SECTION A-A
1/2-in. JACKSHAFT
PREMIUM DAMPER
5"
1 1/2"
1"
TO OPEN
SECTION A-A
1/2-in. JACKSHAFT
STANDARD DAMPER
39M UNIT
DETAIL
SIZE
(SECTIONS)
03W
/
2
06W
/
2
07T
/
2
08W
/
2
09T
1
10W
1
11T
1
12T
1
12W
1
14W
1
16T
1
17W
1
18T
1
21W
1
22T
1
25W
1
25T
1
30W
1
30T
1
35T
1
36W
1
37T
1
40W
1
42T
1
50W
1
51T
1
58T
1
61W
1
72W
1
85W
1
96W
1
110W
1
A
DETAIL 2
FACE VIEW
B
B
AIRFOIL
BLADES
TO OPEN
SECTION A-A
1-in. JACKSHAFT
PREMIUM DAMPER
TO OPEN
BRACKET
SECTION A-A
1-in. JACKSHAFT
STANDARD DAMPER
97
SIDE DAMPER DETAILS
A (WIDTH)
B (HEIGHT)
1
14
18
1
20
26
2
49
14
1
20
29
2
46
20
1
26
29
2
55
20
2
55
20
1
26
36
1
32
36
2
64
20
2
32
39
2
67
20
2
32
49
2
73
26
2
38
49
3
78
26
2
44
49
3
78
32
3
81
38
2
50
60
a39-4333
3
97
32
2
50
66
3
96
38
2
56
76
3
96
38
3
109
38
3
56
91
3
50
102
3
58
102
3
58
115
4
66
115
A
B
A
A
DETAIL 4
FACE VIEW
3
AIR
FLOW
STANDARD
BLADES
RIGHT SIDE VIEW
NOTE: All dimensions in inches
unless otherwise noted.
A39-2972
JACKSHAFT
DIAMETER (In.)
1
/
2
1
/
2
1
/
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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