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80
Table 23 —
Airfoil Fan Drive Centerline Distances in Inches (cont)
LEGEND
39M UNIT
SIZE
FAN
MODEL
NO.
MOTOR
SIZE
BHF/BHR
DBF/DBR
THF/THR
UBF/UBR
FAN SHAFT DIAM. (in.)
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
CLASS 1
CLASS 2
85W, 92W
AF 36
182T
40.6
43.0
21.9
26.7
31.0
34.6
32.3
34.8
2
7
/
16
2
7
/
16
184T
40.6
43.0
21.9
26.7
31.0
34.6
32.3
34.8
213T
40.0
42.4
21.6
26.4
30.4
34.1
31.7
34.2
215T
40.0
42.4
21.6
26.4
30.4
34.1
31.7
34.2
254T
39.1
41.7
21.1
26.1
29.7
33.6
30.9
33.5
256T
39.1
41.7
21.1
26.1
29.7
33.6
30.9
33.5
284T
38.5
41.1
20.8
25.8
29.2
33.1
30.2
32.9
286T
38.5
41.1
20.8
25.8
29.2
33.1
30.2
32.9
324T
37.7
40.4
20.4
25.5
28.6
32.6
29.4
32.2
326T
37.7
40.4
20.4
25.5
28.6
32.6
29.4
32.2
364T
36.8
39.7
20.1
25.3
27.9
32.1
28.6
31.5
365T
36.8
39.7
20.1
25.3
27.9
32.1
28.6
31.5
AF 40
213T
44.3
46.7
24.8
29.7
33.7
37.4
35.8
38.4
2
3
/
16
2
7
/
16
215T
44.3
46.7
24.8
29.7
33.7
37.4
35.8
38.4
254T
43.5
46.0
24.4
29.4
33.0
36.8
35.0
37.7
256T
43.5
46.0
24.4
29.4
33.0
36.8
35.0
37.7
284T
42.9
45.4
24.1
29.1
32.5
36.3
34.4
37.1
286T
42.9
45.4
24.1
29.1
32.5
36.3
34.4
37.1
324T
42.0
44.6
23.7
28.8
31.8
35.8
33.6
36.4
326T
42.0
44.6
23.7
28.8
31.8
35.8
33.6
36.4
364T
41.2
43.9
23.4
28.6
31.2
35.2
32.8
35.7
365T
41.2
43.9
23.4
28.6
31.2
35.2
32.8
35.7
404T
40.4
43.2
23.1
28.4
30.5
34.7
32.0
35.0
405T
40.4
43.2
23.1
28.4
30.5
34.7
32.0
35.0
110W
AF 40
213T
44.3
46.7
24.8
29.7
33.7
37.4
35.8
38.4
2
3
/
16
2
7
/
16
215T
44.3
46.7
24.8
29.7
33.7
37.4
35.8
38.4
254T
43.5
46.0
24.4
29.4
33.0
36.8
35.0
37.7
256T
43.5
46.0
24.4
29.4
33.0
36.8
35.0
37.7
284T
42.9
45.4
24.1
29.1
32.5
36.3
34.4
37.1
286T
42.9
45.4
24.1
29.1
32.5
36.3
34.4
37.1
324T
42.0
44.6
23.7
28.8
31.8
35.8
33.6
36.4
326T
42.0
44.6
23.7
28.8
31.8
35.8
33.6
36.4
364T
41.2
43.9
23.4
28.6
31.2
35.2
32.8
35.7
365T
41.2
43.9
23.4
28.6
31.2
35.2
32.8
35.7
404T
40.4
43.2
23.1
28.4
30.5
34.7
32.0
35.0
405T
40.4
43.2
23.1
28.4
30.5
34.7
32.0
35.0
AF 44
213T
47.8
48.9
35.8
39.7
32.7
35.1
43.9
46.8
2
15
/
16
2
15
/
16
215T
47.8
48.9
35.8
39.7
32.7
35.1
43.9
46.8
254T
46.9
48.0
35.1
39.2
31.9
34.4
43.1
46.1
256T
46.9
48.0
35.1
39.2
31.9
34.4
43.1
46.1
284T
46.2
47.3
34.7
38.8
31.2
33.8
42.5
45.6
286T
46.2
47.3
34.7
38.8
31.2
33.8
42.5
45.6
324T
45.2
46.5
34.0
38.3
30.4
33.1
41.7
44.9
326T
45.2
46.5
34.0
38.3
30.4
33.1
41.7
44.9
364T
44.3
45.6
33.4
37.8
29.6
32.4
41.0
44.2
365T
44.3
45.6
33.4
37.8
29.6
32.4
41.0
44.2
404T
43.4
44.8
32.9
37.3
28.7
31.7
40.2
43.6
405T
43.4
44.8
32.9
37.3
28.7
31.7
40.2
43.6
BHF
—
Bottom Horizontal Front
THF
—
Top Horizontal Front
BHR
—
Bottom Horizontal Rear
THR
—
Top Horizontal Rear
DBF
—
Downblast Front
UBF
—
Upblast Front
DBR
—
Downblast Rear
UBR
—
Upblast Rear