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Lennox SLP98UHV SERIES - Repair Parts List

Lennox SLP98UHV SERIES
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Page 7
BLOWER DATA
SLP98UH090V48C BLOWER PERFORMANCE (less lter)
BOTTOM 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 769 835 968 1101 1234 1367 1500 1633
Increase (+7.5%) Heat CFM 713 776 902 1028 1155 1281 1407 1534
Default Heat CFM 656 716 836 955 1075 1195 1314 1434
Decrease (-7.5% ) Heat CFM 595 652 767 882 997 1112 1227 1342
Decrease (-15% ) Heat CFM 534 589 699 809 919 1029 1139 1249
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 840 1005 1155 1315 1165 1375 1580 1770
Default Cool CFM 780 915 1045 1190 1075 1265 1440 1645
Decrease (-10%) Cool CFM 690 835 955 1070 935 1145 1320 1465
The effect of static pressure is included in air volumes shown.
The following control congurations 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 ring rate based on rst- 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 ring rate based on rst- 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 380 cfm.
SLP98UH090V48C BLOWER PERFORMANCE (less lter)
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 747 812 943 1073 1204 1334 1465 1595
Increase (+7.5%) Heat CFM 698 759 882 1005 1127 1250 1372 1495
Default Heat CFM 649 706 821 936 1051 1165 1280 1395
Decrease (-7.5% ) Heat CFM 589 644 755 867 978 1089 1200 1312
Decrease (-15% ) Heat CFM 528 582 690 797 905 1013 1120 1228
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 820 1005 1135 1290 1140 1340 1525 1725
Default Cool CFM 755 880 1025 1150 1040 1235 1395 1565
Decrease (-10%) Cool CFM 680 815 925 1065 910 1120 1275 1400

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