Lennox SLP98UHV User Manual page 35

BLOWER DATA
SLP98UH135XV60D 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 450 cfm.
SLP98UH135XV60D BLOWER MOTOR WATTS - COOLING
Blower Speed
Options
0 0.1
Increase (+10%) Cool CFM
Low 85 116 136 157 179 207 236 265 287 210 237 279 328 363 402 436 477 504 535 576
Medium-Low 104 134 173 201 230 274 301 332 363 308 341 399 432 481 515 561 606 648 688 722
Medium-High 154 185 221 263 299 326 367 396 430 440 479 516 587 634 690 735 771 821 868 889
High 206 237 279 328 363 402 436 477 504 526 570 624 676 747 793 839 892 921 971 999
Default Cool CFM
Low 67 91
Medium-Low 90 119 147 170 199 229 252 284 312 246 264 316 365 399 443 469 498 540 562 605
Medium-High 104 141 173 190 232 274 301 329 369 330 376 408 462 507 555 593 647 687 730 759
High 155 189 232 267 301 342 379 415 448 389 428 489 518 580 619 669 717 756 808 842
Decrease (-10%) Cool CFM
Low 44 64
Medium-Low 65 89
Medium-High 79 106 137 158 190 214 241 271 298 254 281 328 374 407 445 480 507 552 583 630
High 114 147 175 204 235 274 304 333 362 295 337 365 415 450 491 532 566 609 644 683
35%
949
879
808
748
687
First Stage Cool Speed - cfm
Low Medium-
Low
1070 1260
980 1115
865 1020
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
113 136 156 178 197 229 250 162 189 232 267 301 342 379 415 448 475 502
87 109 127 151 173 189 213 113 147 175 204 235 274 304 333 362 396 426
111 139 158 179 201 232 255 165 195 235 270 315 347 378 424 448 481 519
Heating Input Range and Blower Volume - CFM
40% 50% 60%
1033 1200 1367
957 1113 1269
881 1026 1172
817 956 1095
753 886 1019
Blower Speed Selections
Medium High
High (Default)
1410 1555
1255 1430
1115 1280
0.7 0.8 0 0.1 0.2
70% 80%
1534 1701
1426 1582
1317 1463
1235 1374
1152 1284
Second Stage Cool Speed - cfm
Low Medium- Medium
Low High
1565 1750 1970
1445 1615 1805
1290 1470 1650
Second Stage
0.3 0.4 0.5 0.6 0.7
90% 100%
1868 2035
1738 1895
1608 1754
1513 1652
1417 1550
High
(Default)
2190
1985
1805
0.8 0.9 1.0