Thermo Pride OH8FA119D60C Installation And Operation Manual page 34

Heating Speed Set-ups
OH8FA119DV5
Factory SW1
Switch
Settings
Low Fire
BTUH 101,000
Fan
Control
SW 1
Switch Heating Aprox.
Settings CFM Rise (F
3-OFF
o
1202 78
2-OFF
1-OFF
3-OFF
o
1315 71
2-OFF
1-ON
3-OFF
o
1429 65
2-ON
1-OFF
3-OFF
o
1565 60
2-ON
1-ON
3-ON
o
1701 55
2-OFF
1-OFF
3-ON
1860
2-OFF
1-ON
3-ON
2041
2-ON
1-OFF
3-ON
2223
2-ON
1-ON
Figure 18-1A: ECM blower motor speed chart
Furnace Motor Current
Draw (Amps / Watts) vs.
External Static Pressure (in W.C)
Med Fire High Fire
119,000 132,000
Aprox. Aprox.
0 0 0
) Rise (F ) Rise (F )
o
84
o
77
o o
70 78
o o
65 72
o o
59 66
o
60
o
55
29
.02 .05
1.6/146 2.5/233
1.9/174 2.7/252
2.3/206 3.2/294
2.6/242 3.6/337
3.1/292 4.1/399
3.7/354 4.8/466
4.7/452 5.7/567
5.9/587 7.2/719