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BLOWER DATA
SLP98UH135V60D BLOWER PERFORMANCE (less filter)
RIGHT SIDE RETURN AIR
HEATING BLOWER PERFORMANCE
Heating Adjust CFM Selections
Heating Input Range and Blower Volume - CFM
35%
40%
50%
60%
70%
80%
90%
100%
Increase (+15%) Heat CFM
927
1010
1175
1340
1505
1671
1836
2001
Increase (+7.5%) Heat CFM
844
923
1081
1239
1398
1556
1714
1873
Default Heat CFM
760
836
987
1138
1290
1441
1593
1744
Decrease (-7.5% ) Heat CFM
703
775
919
1064
1208
1352
1496
1641
Decrease (-15% ) Heat CFM
646
715
852
989
1126
1263
1400
1537
COOLING BLOWER PERFORMANCE
Cooling Adjust CFM
Selections
Blower Speed Selections
First Stage Cool Speed - cfm
Second Stage Cool Speed - cfm
Low
Medium-
Low
Medium
High
High
(Default)
Low
Medium-
Low
Medium
High
High
(Default)
Increase (+10%) Cool CFM
1070
1235
1385
1535
1550
1720
1925
2005
Default Cool CFM
985
1110
1245
1395
1415
1605
1755
1970
Decrease (-10%) Cool CFM
870
1010
1110
1260
1280
1435
1610
1755
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:
- 35%, 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
icomfort Touch™ Communicating Thermostat:
- Variable Rate Capacity Mode - furnace automatically adjusts firing rate based on first- and second-stage cycle times
- 35%, 60%, 80%, 100% (four-stage) with time delays in-between
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 28%, 38%, 70% and 100% (DIP switch selectable) of the same second-stage COOL speed position
minimum 300 cfm.
Lennox Harmony III™ Zoning System Applications - Minimum blower speed is 450 cfm.
SLP98UH135V60D BLOWER PERFORMANCE (less filter)
RIGHT SIDE RETURN AIR WITH OPTIONAL RETURN AIR BASE
HEATING BLOWER PERFORMANCE
Heating Adjust CFM Selections
Heating Input Range and Blower Volume - CFM
35%
40%
50%
60%
70%
80%
90%
100%
Increase (+15%) Heat CFM
909
992
1157
1322
1487
1653
1818
1983
Increase (+7.5%) Heat CFM
828
907
1065
1224
1382
1541
1699
1858
Default Heat CFM
746
822
974
1125
1277
1429
1580
1732
Decrease (-7.5% ) Heat CFM
690
761
903
1046
1188
1330
1472
1615
Decrease (-15% ) Heat CFM
634
700
833
966
1099
1231
1364
1497
COOLING BLOWER PERFORMANCE
Cooling Adjust CFM
Selections
Blower Speed Selections
First Stage Cool Speed - cfm
Second Stage Cool Speed - cfm
Low
Medium-
Low
Medium
High
High
(Default)
Low
Medium-
Low
Medium
High
High
(Default)
Increase (+10%) Cool CFM
1060
1210
1350
1500
1535
1685
1900
2095
Default Cool CFM
960
1090
1210
1370
1380
1580
1740
1970
Decrease (-10%) Cool CFM
855
990
1090
1205
1250
1400
1585
1740