Forward-Curved Fan Drive Centerline - Carrier AERO 39MN Installation, Start-Up And Service Instructions Manual

Indoor and weathertight outdoor air handlers
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Table 16 — Forward-Curved Fan Drive Centerline Distances in Inches (cont)
39M UNIT
FAN MODEL
MOTOR
SIZE
NO.
FRAME
215T
254T
FC A15-15A
256T
284T
145T
21
182T
184T
FC A20-18A
213T
215T
254T
215T
254T
FC A20-15A
256T
284T
145T
25
182T
184T
FC A20-18A
213T
215T
254T
215T
254T
FC A20-18H
256T
284T
286T
30
182T
184T
213T
FC A20-20H
215T
254T
256T
254T
256T
FC A22-22H
284T
286T
182T
36
184T
213T
FC A25-25H
215T
254T
256T
254T
256T
FC A25-20H
284T
286T
184T
40
213T
215T
FC A25-25H
254T
256T
284T
LEGEND
BHF
— Bottom Horizontal Front
BHR — Bottom Horizontal Rear
DBF
— Downblast Front
DBR — Downblast Rear
BHF/BHR
DBF/DBR
Min
Max
Min
19.9
21.3
15.6
19.3
20.8
15.4
19.3
20.8
15.4
18.9
20.5
15.2
24.7
26.0
14.6
23.9
25.1
14.0
23.9
25.1
14.0
23.2
24.6
13.5
23.2
24.6
13.5
22.4
23.8
13.0
31.3
33.1
23.5
30.7
32.5
23.2
30.7
32.5
23.2
30.2
32.1
23.0
32.4
34.1
24.1
31.7
33.5
23.7
31.7
33.5
23.7
31.3
33.1
23.5
31.3
33.1
23.5
30.7
32.5
23.2
31.3
33.1
23.5
30.7
32.5
23.2
30.7
32.5
23.2
30.2
32.1
23.0
30.2
32.1
23.0
31.7
33.5
23.7
31.7
33.5
23.7
31.3
33.1
23.5
31.3
33.1
23.5
30.7
32.5
23.2
30.7
32.5
23.2
28.8
31.3
23.6
28.8
31.3
23.6
28.4
30.9
23.3
28.4
30.9
23.3
31.1
33.3
23.0
31.1
33.3
23.0
30.4
32.6
22.5
30.4
32.6
22.5
29.7
31.9
22.1
29.7
31.9
22.1
29.7
31.9
22.1
29.7
31.9
22.1
29.2
31.5
21.8
29.2
31.5
21.8
31.1
33.3
23.0
30.4
32.6
22.5
30.4
32.6
22.5
29.7
31.9
22.1
29.7
31.9
22.1
29.2
31.5
21.8
THF
— Top Horizontal Front
THR
— Top Horizontal Rear
UBF
— Upblast Front
UBR
— Upblast Rear
THF/THR
Max
Min
Max
17.3
17.4
19.0
17.1
17.1
18.8
17.1
17.1
18.8
17.0
16.9
18.6
16.4
17.4
19.1
15.8
16.7
18.5
15.8
16.7
18.5
15.4
16.2
18.1
15.4
16.2
18.1
14.9
15.6
17.5
25.6
26.7
28.8
25.4
26.4
28.5
25.4
26.4
28.5
25.2
26.1
28.3
26.2
27.4
29.5
25.9
27.0
29.1
25.9
27.0
29.1
25.6
26.7
28.8
25.6
26.7
28.8
25.4
26.4
28.5
25.6
26.7
28.8
25.4
26.4
28.5
25.4
26.4
28.5
25.2
26.1
28.3
25.2
26.1
28.3
25.9
27.0
29.1
25.9
27.0
29.1
25.6
26.7
28.8
25.6
26.7
28.8
25.4
26.4
28.5
25.4
26.4
28.5
26.5
24.9
27.7
26.5
24.9
27.7
26.3
24.6
27.4
26.3
24.6
27.4
25.7
25.6
28.2
25.7
25.6
28.2
25.3
25.0
27.7
25.3
25.0
27.7
24.9
24.5
27.2
24.9
24.5
27.2
24.9
24.5
27.2
24.9
24.5
27.2
24.7
24.1
26.9
24.7
24.1
26.9
25.7
25.6
28.2
25.3
25.0
27.7
25.3
25.0
27.7
24.9
24.5
27.2
24.9
24.5
27.2
24.7
24.1
26.9
36
UBF/UBR
FAN SHAFT DIAM. (in.)
Min
Max
Class 1
16.6
18.2
16.2
17.8
11
1
/
16
16.2
17.8
15.9
17.6
18.6
20.0
17.8
19.2
17.8
19.2
1
7
/
16
17.2
18.7
17.2
18.7
16.4
18.0
25.7
27.7
25.2
27.2
11
1
/
16
25.2
27.2
24.9
26.9
26.6
28.5
26.1
28.0
26.1
28.0
1
7
/
16
25.7
27.7
25.7
27.7
25.2
27.2
25.7
27.7
25.2
27.2
25.2
27.2
1
11
/
16
24.9
26.9
24.9
26.9
26.6
28.5
26.1
28.0
26.1
28.0
1
11
/
16
25.7
27.7
25.7
27.7
25.2
27.2
26.0
28.7
26.0
28.7
1
7
/
16
25.7
28.4
25.7
28.4
27.0
29.4
27.0
29.4
26.4
28.8
1
11
/
16
26.4
28.8
25.7
28.2
25.7
28.2
25.7
28.2
25.7
28.2
11
1
/
16
25.3
27.8
25.3
27.8
27.0
29.4
26.4
28.8
26.4
28.8
1
11
/
16
25.7
28.2
25.7
28.2
25.3
27.8
Class 2
11
1
/
16
1
7
/
16
11
1
/
16
1
7
/
16
1
11
/
16
1
11
/
16
2
3
/
16
2
7
/
16
7
2
/
16
2
7
/
16

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