BCF-103 - page 14

49
54-1/4
60
66
73
31-7/16
32-15/16
36-7/8
38-3/8
39-7/8
42-7/8
47-7/16
52-9/16
57-3/4
63-7/8
3
3
3
3
4
23-3/16
25-1/2
28
30-5/8
34-7/16
27-7/16
29-3/4
34-5/16
36-7/8
39-15/16
29-3/8
32-3/8
36-1/2
40-5/8
45-3/8
22-3/16
23-11/16
24-11/16
26-3/16
27-11/16
32-3/8
35-7/8
38-3/4
43-7/8
50-3/8
5-3/16
5-15/32
4-1/32
4-5/8
6-7/16
4
4-3/8
4-15/16
5-7/16
6-1/16
43-7/8
48-1/2
53-5/8
58-7/8
65
48
52
60
64
70
38-1/2
42-1/4
46-9/16
51-1/16
57-1/4
9
10
12
13
14
11
12
14
15
17
45-3/4
50-5/16
55-1/2
60-7/8
68-1/16
3-11/16
4-1/4
3
3-15/16
4-1/16
53-7/8
59-9/32
65-13/32
71-25/32
80-3/16
15
16
19.3
20.3
21.1
Fan
Size
U
M N
P
Q R
BH,BAU
UB,TAU
TH,TAD
S
T
DB
only W
AA
DB
only BB
Y
DB
only
Z
DB
only
X
DB
only
CC DD
Min.
Fan
Sheave
Dia.
FF
49
54-1/4
60
66
73
52-7/8
58-1/2
64-3/4
71-3/16
78-3/4
2-15/16
3-7/16
3-7/16
3-15/16
3-15/16
3/4 x 3/8
7/8 x 7/16
7/8 x 7/16
1 x 1/2
1x 1/2
47-7/8
53
58-1/2
64-3/8
71-1/8
42-13/32
46-9/16
51-5/16
56-5/16
63-1/16
36-1/4
40
44-1/4
48-1/4
53
50-3/8
55-1/2
61-1/8
67-1/16
74-15/16
46-1/2
51-3/8
56-7/8
62
68-1/8
67-1/4
74-1/4
82
90-1/4
103-3/4
53-5/8
59-3/8
65-7/8
71-7/8
79-1/2
63
67
74-1/2
79
84
46-1/4
50-13/16
56
61-3/8
68-9/16
42-15/16
47-1/16
51-13/16
56-13/16
63-9/16
54-3/8
59-13/16
65-15/16
72-1/4
80-11/16
50-7/8
56
61-5/8
67-9/16
75-7/16
38-1/8
41-5/8
45-1/2
49-5/8
54-3/8
54-7/8
60-3/8
66-7/16
72-13/16
81-3/16
39
42-3/4
47-1/16
51-9/16
57-3/4
8
8
9
10
10
Fan
Size
E
H
Wheel
Dia.
Shaft at
Bearings Keyway A
B
BH,BAU
UB,TAU
TH
D
TAD
only
F
G*
TAU TH
BAU UB
BH
TAD DB
L
K
Arrangement 1 Shown
- All Dimensions in Inches. DoNot Use for ConstructionUnless Certified.
FOUNDATIONPLAN
SIDEELEVATION (Drive Side)
BottomHorizontal CCWRotation
FRONTELEVATION
FOUNDATIONPLAN
DownBlast Discharge
7HOLES - 7/8Dia.
4HOLES –
7/8Dia.
AA
Holes 1/2
Dia.
Around
Discharge
14
CLASS II
- Arrangements 1 and 9
CHICAGOBLOWER
BACKWARD INCLINEDFAN
56
143-145
182-184
213-215
254-256
284-286
324-326
364-365
404-405
36-7/8
36-7/8
37-1/4
37-5/8
38-1/8
38-3/8
38-7/8
39-3/8
40-5/8
36-7/8
36-7/8
37-1/4
37-5/8
38-1/8
38-3/8
38-7/8
39-3/8
40-5/8
35
35
35-3/8
35-7/8
36-1/4
36-1/2
37-1/8
37-5/8
38-7/8
33-1/8
33-1/8
33-3/8
33-7/8
34-1/4
34-3/8
35-1/8
35-5/8
36-7/8
31-7/8
31-7/8
32-1/4
32-5/8
33
33-3/8
33-7/8
34-3/8
35-5/8
30-3/8
30-3/8
30-7/8
31-1/8
31-3/8
31-7/8
32-3/8
33
34
30
30
30-3/8
30-3/4
31
31-1/2
32
32-5/8
33-5/8
49
Motor
Frame
Fan
Size
BAU UB TAU TH TAD DB
Arrangement 9 -
MeanDrive Centers for Frames Shown
BH
Positions of
Discharge
and
Rotation
as Viewed
From the
Drive Side
F/2 F/2
F/2
A B
W
H
D
F/2
F/2 F/2
A
B
W
D
H
G*
*
OPTIONAL
SLIP INLET
1...,4,5,6,7,8,9,10,11,12,13 15,16,17,18,19,20
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