Blower Data - Lennox SLP98UHV User Manual

BLOWER DATA

SLP98UH070XV36B BLOWER PERFORMANCE (less filter)
BOTTOM RETURN AIR
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.
SLP98UH070XV36B BLOWER MOTOR WATTS - COOLING
Blower Speed
Options
0 0.1
Increase (+10%) Cool CFM
Low 22 36
Medium-Low 37 57
Medium-High 62 85
High 88 115 132 155 176 203 233 240 274 304 322 359 379 411 442 458 486 502 527 554
Default Cool CFM
Low 16 29
Medium-Low 26 41
Medium-High 39 62
High 65 84
Decrease (-10%) Cool CFM
Low 11 21
Medium-Low 21 36
Medium-High 35 48
High 43 60
SLP98UHV / Page 20
35%
489
450
410
380
349
First Stage Cool Speed - cfm
Low Medium-
Low
600 740
555 665
500 600
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
51 60 80 95 101 117 138
75 89 106 127 148 168 182 121 144 168 192 211 243 262 287 305 329 358
97 122 144 164 180 203 220 213 231 259 285 311 328 357 374 397 419 445
42 55 71 82 98
63 79 88 112 128 145 159
77 96 117 140 156 180 196 151 173 201 225 243 266 289 313 339 368 383
104 125 148 166 178 206 225 237 256 284 303 328 343 374 395 421 435 454
35 53 64 75 82
51 66 81 92 107 127 141
66 82 104 118 137 146 159 101 125 143 171 193 211 242 258 282 304 330
82 100 123 144 159 174 197 161 188 211 229 258 277 307 327 354 379 404
Heating Input Range and Blower Volume - CFM
40% 50% 60%
538 636 735
496 588 680
453 539 624
419 498 578
385 458 531
Blower Speed Selections
Medium High Low
High (Default)
840 970 860
770 855 810
680 790 705
0.7 0.8 0 0.1 0.2
68 88 105 129 152 169 198 214 231 244 274
112 120 52 69 86
89 108 135 151 174 198 223 247 268 288 298
95 113 34 50 67
64 85 100 114 145 160 182 206 219 237 251
70% 80% 90%
833 931 1030
772 864 956
710 796 881
657 736 815
604 676 749
Second Stage Cool Speed - cfm
Medium- Medium
Low High
1060 1215
960 1130
840 1005
Second Stage
0.3 0.4 0.5 0.6 0.7
107 122 146 165 183 199 212 229
86 106 121 141 159 174 186 201
100%
1128
1048
967
895
822
High
(Default)
1365
1265
1140
0.8 0.9 1.0