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Figure 20: RDS Roof Curb Assembly Instructions
"X"
Inside
"XX"
"YY"
"Y"
Inside
85.00"
(2159 mm)
Table 3: Rds Roof Curb Assembly Instructions
X
Unit size
Fan
in
None
24.0
(2) 15" FC 24.0
800–802C
30" AF
30.0
40" AF
36.0
McQuay IM 987
B
D
E
F
F
Return
Air
A
E
Y
XX
mm
in
mm
in
mm
610
82.0 2083
6.8
173
610
82.0 2083
6.8
173
762
76.0 1930
6.8
173
914
78.0 1981 14.8
376
6.80"
(173 mm)
20.00"
(508 mm)
Inside
G
C
D
B
62.80"
(1594 mm)
YY
Return
Unit size
in
mm
fan
1.5
38
None
1.5
38
(2) 15" FC 24.0
800–802C
4.5
114
30" AF
3.5
89
40" AF
Mechanical Installation
1.50"
(38 mm)
76.00" (1930 mm)
Inside
A
H
Supply
H
Air
G
C
See Detail "A"
X
Y
in
mm
in
mm
24.0
610
82.0 2083
610
82.0 2083
30.0
762
76.0 1930
36.0
914
78.0 1981 14.8
7.50"
(191 mm)
2.00"
(5.1 mm)
38.80"
(984 mm)
XX
YY
in
mm
in
mm
6.8
173
1.5
38
6.8
173
1.5
38
6.8
173
4.5
114
376
3.5
89
19
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