Lennox SLP98UHV User Manual page 37

BLOWER DATA
SLP98UH135XV60D 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 450 cfm.
SLP98UH135XV60D BLOWER MOTOR WATTS - COOLING
Blower Speed
Options
0 0.1
Increase (+10%) Cool CFM
Low 67 95
Medium-Low 98 127 166 189 225 256 280 320 349 290 331 374 419 464 497 551 582 629 669 717
Medium-High 138 172 207 243 279 316 349 393 411 405 443 506 549 603 658 718 763 802 851 885
High 202 235 280 318 364 396 433 469 510 479 522 584 646 702 753 807 841 904 942 993
Default Cool CFM
Low 59 82
Medium-Low 84 110 139 165 190 220 246 271 302 236 261 302 358 392 423 466 498 533 562 600
Medium-High 103 133 167 200 227 257 298 320 355 312 355 406 440 485 540 585 624 663 711 757
High 145 181 216 252 291 342 368 397 435 343 379 436 492 535 585 657 686 744 762 818
Decrease (-10%) Cool CFM
Low 41 58
Medium-Low 61 85
Medium-High 76 107 136 153 188 213 243 272 302 231 259 301 350 396 426 463 495 533 575 604
High 105 136 173 201 236 270 307 332 363 278 312 359 414 439 470 514 558 608 642 675
35%
909
828
746
690
634
First Stage Cool Speed - cfm
Low Medium-
Low
1060 1210
960 1090
855 990
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
121 145 165 200 224 252 278 207 235 280 318 364 396 433 469 510 533 575
106 126 145 171 190 215 242 150 181 216 252 291 342 368 397 435 468 492
86 107 127 147 168 187 210 105 136 173 201 236 270 307 332 363 402 430
112 131 157 177 201 230 252 164 198 240 271 308 340 384 425 453 488 525
Heating Input Range and Blower Volume - CFM
40% 50% 60%
992 1157 1322
907 1065 1224
822 974 1125
761 903 1046
700 833 966
Blower Speed Selections
Medium High Low
High (Default)
1350 1500 1535
1210 1370 1380
1090 1205 1250
0.7 0.8 0 0.1 0.2
70% 80% 90%
1487 1653 1818
1382 1541 1699
1277 1429 1580
1188 1330 1472
1099 1231 1364
Second Stage Cool Speed - cfm
Medium- Medium
Low High
1685 1900
1580 1740
1400 1585
Second Stage
0.3 0.4 0.5 0.6 0.7
SLP98UHV / Page 37
100%
1983
1858
1732
1615
1497
High
(Default)
2095
1970
1740
0.8 0.9 1.0