Adjusting Airflow - Lennox 80G2UH-V Installation Instructions Manual

Warm air gas furnace upflow/horizontal left/right air discharge
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Adjusting Airflow

Motor
Model
Hp
80G2UH070AV12
1/2
80G2UH090BV16
1
* Speed Adjustment (+) or (-) 10% by moving jumper from NORM.
Motor
Model
Hp
80G2UH110CV20
1
* Speed Adjustment (+) or (-) 10% by moving jumper from NORM.
Motor
Model
Hp
80G2UH070AV12
1/2
80G2UH090BV16
1
80G2UH110CV20
1
* Speed Adjustment (+) or (-) 10% by moving jumper from NORM.
Motor
Model
Hp
80G2UH070AV12
1/2
80G2UH090BV16
1
80G2UH110CV20
1
* Speed Adjustment (+) or (-) 10% by moving jumper from NORM.
Page 28 of 39
Heating CFM @ 0 through 0.8" w.c.
Heat
Speed
Stage
Setting
Adjustment*
2nd
Norm
715
1st
Norm
679
2nd
Norm
1013
1st
Norm
926
Bottom Return Air, Return Air from Both Sides or Return Air from Bottom and One Side
Heating CFM @ 0 through 0.8" w.c.
Heat
Speed
Stage
Setting
Adjustment*
A
2nd
Norm
1288
1st
Norm
1178
Heating CFM @ 0 through 0.8" w.c.
Heat
Speed
Stage
Setting
Adjustment*
2nd
Norm
707
1st
Norm
673
2nd
Norm
1013
1st
Norm
926
2nd
Norm
1277
1st
Norm
1169
Heating CFM @ 0 through 0.8" w.c.
Heat
Speed
Stage
Setting
Adjustment*
2nd
Norm
n/a
1st
Norm
n/a
2nd
Norm
1017
1st
Norm
930
2nd
Norm
1280
1st
Norm
1174
Heat
Heat
Setting
Setting
A
B
C
900
934
754
842
1079
1130
996
1033
Heat
Heat
Setting
Setting
B
C
1405
1489
1301
1361
Heat
Heat
Setting
Setting
A
B
C
890
925
750
864
1075
1130
996
1033
1368
1447
1250
1323
Side Return with Optional Return Air Base
Heat
Heat
Setting
Setting
A
B
C
n/a
n/a
n/a
n/a
1079
1140
981
1045
1367
1431
1252
1318
Issue 2302
Bottom Return Air
Cooling CFM @ 0 through 0.8" w.c.
Heat
Cool
Cool
Setting
Setting
Setting
D
A
B
1026
920
985
937
690
735
1390
940
1200
1271
600
810
Cooling CFM @ 0 through 0.8" w.c.
Heat
Cool
Cool
Setting
Setting
Setting
D
A
B
1543
1401
1564
1410
969
1075
Single Side Return Air
Cooling CFM @ 0 through 0.8" w.c.
Heat
Cool
Cool
Setting
Setting
Setting
D
A
B
1013
926
1003
949
689
726
1394
897
1158
1271
571
778
1501
1375
1526
1382
942
1048
Cooling CFM @ 0 through 0.8" w.c.
Heat
Cool
Cool
Setting
Setting
Setting
D
A
B
n/a
n/a
n/a
n/a
n/a
n/a
1390
904
1126
1277
599
762
1505
1469
1536
1385
1008
1038
Cool
Cool
Setting
Setting
C
D
1105
1225
795
885
1405
1600
960
1090
Cool
Cool
Setting
Setting
C
D
1714
1877
1181
1336
Cool
Cool
Setting
Setting
C
D
1104
1213
795
859
1346
1499
930
1040
1687
1843
1154
1277
Cool
Cool
Setting
Setting
C
D
n/a
n/a
n/a
n/a
1347
1525
928
1045
1654
1813
1159
1307
507335-03

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