Thermo Pride OH6FA072D48B Installation And Operation Manual page 32

Heating Speed Set-ups
OH8FA119DV5
BTUH
Fan
Control
SW 1
Switch Heating
Settings CFM
3-OFF
1202
2-OFF
1-OFF
3-OFF
1315
2-OFF
1-ON
3-OFF
1429
2-ON
1-OFF
3-OFF
1565
2-ON
1-ON
Factory SW1
3-ON
Switch
1701
2-OFF
Settings
1-OFF
3-ON
1860
2-OFF
1-ON
3-ON
2041
2-ON
1-OFF
3-ON
2223
2-ON
1-ON
Low Fire Med Fire High Fire
101,000 119,000
Aprox. Aprox. Aprox.
0 0
Rise (F ) Rise (F ) Rise (F
o
78
o o
71 84
o o
65 77
o o
60 70
o o
55 65
o
59
= Recommended Heating Speed Setting
Figure 18-1A: ECM blower motor speed chart
Furnace Motor Current
Draw (Amps / Watts) vs.
External Static Pressure (in W.C)
132,000
0
) 0.1 0.2
1.4/124 1.8/161
1.8/158 2.1/190
2.0/185 2.4/220
o
78 2.4/216 2.8/254
o
72 3.0/271 3.5/322
o
66 3.9/363 4.3/410
o
60 4.8/457 5.3/507
o
55 6.4/624 7.0/680
29
0.3 0.4 0.5
2.1/190 2.4/220 2.7/240
2.3/209 2.7/250 3.1/285
2.7/251 3.1/284 3.6/330
3.2/295 3.8/349 4.0/379
3.8/357 4.4/416 4.9/456
4.9/464 5.2/494 5.5/524
5.8/557 6.2/599 6.7/647
7.6/734 8.2/808 8.7/866
0.6 0.7
3.1/286 3.4/317
3.4/311 3.8/356
4.0/370 4.3/408
4.6/432 4.9/463
5.1/494 5.5/532
6.0/573 6.3/606
7.2/704 7.8/757
8.4/923 9.8/975