Blower Motor Performance - Allied Air A97USMV Installation Instructions Manual

Warm air gas furnace
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A96UHMV070B12S BLOWER PERFORMANCE (less filter)
HEATING BLOWER PERFORMANCE
BOTTOM RETURN AIR
Heating Adjust CFM Selections
Increase (+15%) Heat CFM
Increase (+7.5%) Heat CFM
Default Heat CFM
Decrease (-7.5% ) Heat CFM
Decrease (-15% ) Heat CFM
COOLING BLOWER PERFORMANCE
Cooling Adjust CFM
Selections
Increase (+10%) Cool CFM
Default Cool CFM
Decrease(-10%) Cool CFM
A96UHMV070B12S BLOWER PERFORMANCE (less filter)
RIGHT SIDE RETURN AIR
HEATING BLOWER PERFORMANCE
Heating Adjust CFM Selections
Increase (15%) Heat CFM
Increase (+7.5%) Heat CFM
Default Heat CFM
Decrease (-7.5%) Heat CFM
Decrease(-15%) Heat CFM
COOLING BLOWER PERFORMANCE
Cooling Adjust CFM
Selections
Increase (+10%) Cool CFM
Default Cool CFM
Decrease (-10%) Cool CFM
The effect of static pressure is included in air volumes shown.
The following control configurations are available. See Installation Instructions for details and DIP switch settings.
Heat Modes Available (Heating Blower Performance Table):
Single stage thermostat:
- 40%, 70%. 100% input (three-stage) with time delays in-between
Two-stage thermostat:
- Variable Rate Capacity Mode - furnace automatically adjusts firing rate based on first- and second-stage cycle times
- W1 demand at 70% input, W2 demand at 100% input. No delay between stages
Cool Mode Available (Cooling Blower Performance table):
First stage COOL (two-stage air conditioning units only) is approximately 70% of the same second stage COOL speed position,
Continuous Fan speeds are approximately 38% of the same second-stage COOL speed position minimum 300 cfm.
Page 48 of 74
BLOWER DATA
40%
538
496
453
419
385
First Stage Cool Speed- cfm
Medium
Medium
Low
Low
600
740
555
665
500
600
40%
531
490
449
413
378
First Stage Cool Speed- cfm
Medium
Medium
Low
Low
590
705
540
640
500
580
Issue 1622
Heating Input Range and Blower Volume - CFM
50%
60%
70%
636
735
833
588
680
772
539
624
710
498
578
657
458
531
604
Blower Speed Selections
High
Low
High
(Default)
840
970
860
770
855
810
680
790
705
Heating Input Range and Blower Volume - CFM
50%
60%
70%
625
718
579
667
533
616
487
561
442
506
Blower Speed Selections
High
Low
High
(Default)
805
955
840
725
820
750
665
720
685
80%
90%
931
1030
864
956
796
881
736
815
676
749
Second Stage Cool Speed-cfm
Medium
Medium
Low
High
1060
1215
960
1130
840
1005
80%
90%
812
906
999
756
845
933
700
784
867
635
709
783
571
635
699
Second Stage Cool Speed-cfm
Medium
Medium
Low
High
1050
1205
945
1130
805
990
100%.
1128
1048
967
895
822
High
(Default)
1365
1265
1140
100%
1093
1022
951
857
763
High
(Default)
1355
1230
1110
507028-03

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