Lennox SLP98UHV User Manual page 36

BLOWER DATA
SLP98UH135XV60D BLOWER PERFORMANCE (less filter)
SINGLE SIDE 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 77 104 132 154 177 212 238 266 286 223 247 295 331 378 414 448 486 517 539 582
Medium-Low 105 134 170 201 239 276 304 332 360 311 356 397 432 493 522 569 610 663 699 739
Medium-High 155 187 218 261 300 338 370 396 426 438 469 527 590 635 686 729 782 822 865 897
High 216 247 295 331 378 414 448 486 517 507 551 621 671 721 764 828 870 936 973 1015
Default Cool CFM
Low 61 86
Medium-Low 89 117 145 172 198 227 252 284 310 248 275 318 369 402 451 478 509 556 579 623
Medium-High 115 146 179 211 242 279 304 340 370 325 365 414 453 504 552 593 641 688 717 759
High 152 187 220 263 306 349 377 410 441 382 428 466 524 576 622 719 719 770 812 852
Decrease (-10%) Cool CFM
Low 40 58
Medium-Low 67 90
Medium-High 86 115 142 164 198 224 250 275 310 249 279 328 363 407 448 479 513 560 584 632
High 118 150 177 212 236 281 311 339 361 288 329 365 413 444 493 529 575 604 651 693
SLP98UHV / Page 36
35%
927
844
760
703
646
First Stage Cool Speed - cfm
Low Medium-
Low
1070 1235
985 1110
870 1010
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
110 130 149 171 196 224 248 157 187 220 263 306 349 377 410 441 472 507
83 103 127 147 165 187 204 118 150 177 212 236 281 311 339 361 398 431
116 138 160 180 206 236 256 168 200 238 279 323 356 388 429 462 490 539
Heating Input Range and Blower Volume - CFM
40% 50% 60%
1010 1175 1340
923 1081 1239
836 987 1138
775 919 1064
715 852 989
Blower Speed Selections
Medium High Low
High (Default)
1385 1535 1550
1245 1395 1415
1110 1260 1280
0.7 0.8 0 0.1 0.2
70% 80% 90%
1505 1671 1836
1398 1556 1714
1290 1441 1593
1208 1352 1496
1126 1263 1400
Second Stage Cool Speed - cfm
Medium- Medium
Low High
1720 1925
1605 1755
1435 1610
Second Stage
0.3 0.4 0.5 0.6 0.7
100%
2001
1873
1744
1641
1537
High
(Default)
2005
1970
1755
0.8 0.9 1.0