Lennox SLP98UHV User Manual page 25

BLOWER DATA
SLP98UH090XV36C BLOWER PERFORMANCE (less filter)
SINGLE SIDE RETURN AIR WITH OPTIONAL RETURN AIR BASE
HEATING BLOWER PERFORMANCE - 0 through 0.8 in. w.g. External Static Pressure Range
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 - 0 through 1.0 in. w.g. External Static Pressure Range
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:
- 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
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 250 cfm.
SLP98UH090XV36C BLOWER MOTOR WATTS - COOLING
Blower Speed
Options
0 0.1
Increase (+10%) Cool CFM
Low 12 29
Medium-Low 24 42
Medium-High 38 56
High 61 85
Default Cool CFM
Low 9 26
Medium-Low 19 37
Medium-High 27 48
High 42 62
Decrease (-10%) Cool CFM
Low 8 23
Medium-Low 13 29
Medium-High 22 41
High 29 50
35%
677
639
600
573
546
First Stage Cool Speed - cfm
Low Medium-
Low
605 715
570 660
530 600
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
43 59 75 92 111 123 139
61 76 97 112 132 150 169
81 99 115 138 157 176 199 131 152 184 208 237 264 289 320 339 361 390
104 127 144 171 192 212 239 205 226 258 283 312 344 365 393 410 437 466
37 54 67 83 97
53 67 83 101 119 135 153
65 82 101 119 139 161 177
85 99 121 143 162 183 203 149 167 201 228 258 289 316 333 355 389 403
35 51 62 77 91
46 60 78 93 110 125 140
57 70 88 109 127 144 159
69 83 106 123 143 164 183 101 124 151 180 203 227 257 276 306 326 358
Heating Input Range and Blower Volume - CFM
40% 50% 60%
721 810 899
679 760 842
637 711 784
606 673 740
576 635 695
Blower Speed Selections
Medium High Low
High (Default)
810 930 850
735 820 775
670 725 710
0.7 0.8 0 0.1 0.2
41 62 86
79 108 126 148 174 190 218 248 273 294 316
112 130 30 50 72
62 86 101 129 144 165 189 215 232 251 275
91 114 140 163 195 220 239 265 289 315 339
104 119 25 45 61
40 61 81
70 92 120 133 165 178 203 231 246 274 301
70% 80% 90%
988 1076 1165
923 1004 1085
858 932 1005
806 873 939
754 814 873
Second Stage Cool Speed - cfm
Medium- Medium
Low High
995 1165
905 1050
800 945
Second Stage
0.3 0.4 0.5 0.6 0.7
102 123 145 165 185 205 229 253
87 108 127 149 167 184 209 226
75 91 112 131 147 166 184 198
103 119 143 162 179 204 220 245
SLP98UHV / Page 25
100%
1254
1167
1079
1006
933
High
(Default)
1305
1205
1070
0.8 0.9 1.0