Lennox CBX40UHV Series Unit Information

Page 6
CBX40UHV
CBX40UHV-042 BLOWER MOTOR WATTS AT +" (Plus) AHC SETTING (Adjust" Jumper at +" Setting)
AHC JUMPER SPEED
POSITIONS
MOTOR WATTS @ VARIOUS EXTERNAL STATIC PRESSURES − IN. WG.
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
HEAT SPEED
TAP 1 124 154 177 204 240 260 296 326 363
TAP 2 179 227 255 287 336 356 394 451 486
TAP 3 294 339 387 425 463 489 518 550 600
TAP 4 405 456 510 553 607 647 686 743 777
COOL SPEED
TAP 1 122 146 173 198 224 259 292 329 360
TAP 2 186 230 254 289 332 361 404 438 477
TAP 3 284 335 387 413 455 483 526 551 600
TAP 4 413 475 517 570 632 569 715 750 782
CBX40UHV-042 BLOWER MOTOR WATTS AT NORM" AHC SETTING (Adjust" Jumper at NORM Setting)
AHC JUMPER SPEED
POSITIONS
MOTOR WATTS @ VARIOUS EXTERNAL STATIC PRESSURES − IN. WG.
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
HEAT" SPEED
TAP 1 97 123 146 179 205 225 258 292 327
TAP 2 144 180 209 230 266 295 334 375 410
TAP 3 226 259 307 342 380 405 448 482 525
TAP 4 323 369 401 449 491 516 563 593 640
COOL SPEED
TAP 1 93 118 142 166 197 225 247 280 314
TAP 2 148 179 207 231 268 311 333 377 405
TAP 3 229 263 298 332 386 408 446 484 534
TAP 4 327 375 403 448 489 523 557 589 646
CBX40UHV-042 BLOWER MOTOR WATTS AT −" (Minus) AHC SETTING (Adjust" Jumper at −" Setting)
AHC JUMPER SPEED
POSITIONS
MOTOR WATTS @ VARIOUS EXTERNAL STATIC PRESSURES − IN. WG.
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
HEAT SPEED
TAP 1 80 105 128 148 173 206 233 265 287
TAP 2 113 144 172 193 219 265 286 312 349
TAP 3 168 198 238 265 293 332 368 415 442
TAP 4 239 285 315 362 398 428 465 503 544
COOL SPEED
TAP 1 76 100 123 148 169 203 230 260 279
TAP 2 115 145 169 190 217 258 288 315 349
TAP 3 166 199 236 263 296 330 380 415 449
TAP 4 241 289 321 366 396 431 472 505 544
CBX40UHV-048 and CBX40UHV−060 BLOWER PERFORMANCE  0 through 0.80 in. w.g. External Static Pressure Range
ADJUST JUMPER SETTING
AHC JUMPER SPEED POSITIONS
HEAT SPEED COOL SPEED
1 2 3 4 1 2 3 4
CFM CFM CFM CFM CFM CFM CFM CFM
+ 1850 1960 2090 2150 1625 1820 2055 2145
NORM 1705 1800 1900 2005 1425 1625 1805 2005
– 1560 1625 1720 1770 1205 1375 1555 1725
NOTES 
The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
First stage cooling air volume is 70% of COOL speed setting. .
Continuous blower speeds are adjustable to 28%, 38%, 70% and 100% of COOL speed setting (default setting is 38%).
Lennox Harmony IIIt Zone Control applications  minimum blower speed is 450 cfm.

Lennox CBX40UHV Series Specifications

General

Brand	Lennox
Model	CBX40UHV Series
Category	Air Handlers
Language	English