Nordyne O4MD Installation, Operation And Maintenance Manual page 18

FURNACE
MODEL
O4MD-
091A-12-F
O4MD-
140A-16-F
MOTOR
HP
1/2 HP
1/2 HP
Table A-3 Direct Drive Blower Characteristics
BLOWER
GT-10
TEMP.
RISE
85°F
MOTOR
FLA
7.0
SPEED
HIGH
MEDIUM-HIGH
MEDIUM-LOW
LOW
CFM
EXTERNAL STATIC PRESSURE-in.w.c.
0.20
1469
1377
1088
721
0.30 0.40 0.50 0.60
1386
1308
1075
721
1308
1224
1038
712
1213
1146
985
688
11-10T 85°F 7.0
HIGH
MEDIUM-HIGH
MEDIUM-LOW
LOW
1752
1454
975
631
1691
1454
944
593
1659
1417
912
552
1593
1379
879
515
1123
1063
916
649
1525
1300
844
486
TIP:
These formulae will assist with the design of the ductwork and the determination of airflow delivery:
CFM= BonnetOutput and SystemTemperatureRise= B°nnetOutput
(1. o85 ) (1. O8 5 FM )
18 153B0801