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Motor
Furnace Model
HP
BCL(S)
80 – 145
3/4 HP
BFL
80 – 145
BCL
3/4 HP
170 – 190
BCL
1 HP
200 - 225
Table A-13: Airflow Characteristics – Belt Drive
Motor
∆T
Blower
FLA
10.4
85°F
G10
13.0
85°F
G12
14.0
85°F
G12
Motor
Blower
Pulley
Pulley
Turns
0.20
Out
0
1770
2
1580
5 x ¾
4
1380
6
1205
0
2274
2
2107
7 x ¾
4
1939
6
1772
2
2601
3
2549
6 x ¾
4
2497
5
2444
22
continued
CFM
External Static Pressure – Inches w.c.
0.25
0.30
0.40
1725
1670
1560
1525
1450
1305
1315
1245
1055
1125
1020
775
2177
2080
1847
2017
1927
1712
1857
1775
1576
1697
1622
1441
2525
2449
2334
2474
2399
2288
2424
2350
2241
2373
2301
2194
0.50
0.60
1435
1288
1155
959
825
460
365
71
1532
1099
1420
1019
1308
939
1196
859
2164
2007
2120
1967
2077
1927
2034
1887
28141 Rev A 10-27-06
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