Lennox G61MPV Service Manual page 19

BLOWER DATA
G61MPV−60C−111 BLOWER PERFORMANCE (less filter)
Single Side Return Air − Air volumes in bold require field fabricated transition to accommodate 20 x 25 x 1 in. cleanable air filter in
order to maintain proper air velocity across the filter.
0 through 1.00 in. w.g. External Static Pressure Range
ADJUST"
Switch
Positions
+
1
NORM
ADJUST"
Switch
Positions
+
1
NORM
1
Factory default jumper setting.
N/A − First and second stage HEAT positions shown cannot be used on this model.
NOTES − The effect of static pressure is included in air volumes shown.
First stage HEAT is approximately 91% of the same second stage HEAT speed position.
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position.
Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm.
Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm.
G61MPV−60C−111 BLOWER MOTOR WATTS
Jumper Speed
Positions
0 0.1
+" (Plus) SETTING ( Adjust" Jumper at +" Setting)
HEAT"
Tap 1 190 220
Speed
Tap 2 245 280
Tap 3 390 425
Tap 4 490 535
COOL" Tap 1 120 145
Speed
Tap 2 145 165
Tap 3 185 215
Tap 4 280 310
NORM" (Normal) SETTING ( Adjust" Jumper at NORM" Setting)
HEAT"
Tap 1 155 175
Speed
Tap 2 200 225
Tap 3 315 340
Tap 4 395 435
COOL"
Tap 1 95 115
Speed
Tap 2 105 130
Tap 3 140 165
Tap 4 190 220
−" (Minus) SETTING ( Adjust" Jumper at −" Setting)
HEAT" Tap 1 115 135
Speed
Tap 2 150 175
Tap 3 235 260
Tap 4 300 330
COOL" Tap 1 75 90
Speed
Tap 2 85 100
Tap 3 115 135
Tap 4 155 180
Second Stage HEAT" Speed − cfm
1
1 2
1525 1740
1370 1560
1225 1395
First Stage HEAT" Speed − cfm
1
1 2
1395 1590
1255 1430
1130 1285
Motor Watts @ Various External Static Pressures − in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
250 280 310 345 375
320 360 400 440 480
460 495 530 560 590
580 630 675 710 745
170 195 220 245 270
190 210 235 260 285
250 280 315 340 370
345 375 410 445 475
200 230 255 275 300
260 290 325 355 385
375 405 440 460 485
475 515 555 585 615
140 165 190 205 225
155 180 205 225 250
190 220 245 270 290
250 285 315 345 375
160 185 210 230 250
205 235 265 295 320
285 310 335 360 380
360 390 420 455 485
110 130 150 175 195
125 145 165 185 210
155 180 205 225 245
205 235 260 285 310
Speed Switch Positions
3 4 1
1905 2115 1585
1720 1915 1430
1555 1730 1250
3 4 1
1730 1920 1110
1590 1765 1010
1430 1590 895
0.7 0.8 0 0.1
410 430 260 290
520 555 335 370
615 650 540 580
780 820 685 730
295 315 315 350
310 340 375 410
395 420 535 575
505 535 755 795
320 350 180 205
410 450 230 265
510 535 390 425
645 675 495 535
245 270 220 250
270 290 285 315
315 345 425 460
405 435 575 610
270 300 145 165
250 385 185 210
405 435 295 325
515 550 375 410
220 235 165 185
230 250 195 225
265 290 300 330
340 365 415 450
Page 19
Second Stage COOL" Speed − cfm
2 3
1695 1880
1555 1725
1355 1540
First Stage COOL" Speed − cfm
2 3
1175 1355
1075 1200
955 1085
Second Stage
0.2 0.3 0.4 0.5 0.6
320 350 380 415 445
410 445 485 530 570
615 655 695 725 755
780 830 880 920 960
385 420 455 485 515
445 485 520 550 580
615 660 700 740 775
840 880 925 955 985 1015 1015
240 270 300 330 360
305 345 385 425 460
460 495 530 560 590
580 625 670 705 745
285 320 360 390 420
350 380 415 445 475
495 530 565 595 625
650 690 725 770 810
190 215 235 265 290
245 275 305 335 370
350 380 410 440 470
445 485 520 555 590
215 245 275 300 330
255 285 315 340 370
365 395 430 465 495
485 520 555 585 610
1
4
2080
1915
1710
1
4
1520
1350
1215
0.7 0.8
480 510
615 650
785 805
995 1015
545 575
610 635
815 845
390 420
500 535
615 645
780 815
450 480
505 540
655 690
855 885
315 345
405 440
495 515
630 655
355 385
400 430
530 560
640 675