Lennox G61MPV Service Manual page 15

BLOWER DATA
G61MPV−60C−110 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 0.80 in. w.g. External Static Pressure Range
ADJUST"
Switch
Positions
+
1
NORM
ADJUST"
Switch
Positions
+
1
NORM
1
Factory default jumper setting.
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 463 cfm.
G61MPV−60C−110 BLOWER MOTOR WATTS
Jumper
Speed
Positions
0 0.1
+" (Plus) SETTING ( Adjust" Jumper at +" Setting)
HEAT" Tap 1 155 185
Speed
Tap 2 215 255
Tap 3 335 375
Tap 4 450 490
COOL" Tap 1 105 130
Speed
Tap 2 125 150
Tap 3 170 195
Tap 4 215 250
NORM" (Normal) SETTING ( Adjust" Jumper at NORM" Setting)
HEAT"
Tap 1 140 160
Speed
Tap 2 170 200
Tap 3 250 290
Tap 4 360 395
COOL"
Tap 1 80 100
Speed
Tap 2 95 115
Tap 3 140 160
Tap 4 175 205
−" (Minus) SETTING ( Adjust" Jumper at −" Setting)
HEAT" Tap 1 105 125
Speed
Tap 2 145 165
Tap 3 175 200
Tap 4 240 275
COOL" Tap 1 60 80
Speed
Tap 2 75 95
Tap 3 105 125
Tap 4 140 160
Second Stage HEAT" Speed − cfm
1
1 2
1485 1675
1350 1525
1175 1335
First Stage HEAT" Speed − cfm
1
1 2
1325 1505
1195 1365
1080 1205
Motor Watts @ Various External Static Pressures − in. wg.
First Stage
0.2 0.3 0.4 0.5 0.6
220 255 285 320 350
300 345 370 395 430
415 455 490 530 570
535 580 615 645 690
160 190 210 230 260
175 200 225 250 280
230 265 295 325 355
295 340 375 405 440
185 210 235 265 285
235 270 305 340 370
330 370 400 430 465
430 465 510 550 580
120 145 170 195 220
140 165 190 220 240
190 215 240 265 295
240 270 305 340 370
150 175 195 215 240
190 210 240 265 290
235 265 300 335 370
320 360 390 420 450
100 125 150 170 195
115 140 160 185 210
150 175 200 225 250
190 215 240 265 300
Speed Switch Positions
3 4 1
1870 2080 1585
1725 1895 1435
1505 1670 1280
3 4 1
1695 1870 1140
1550 1720 1005
1365 1530 930
0.7 0.8 0 0.1
380 410 205 240
465 500 320 350
605 645 445 475
730 775 580 625
280 310 255 295
310 335 340 375
380 410 455 500
470 500 650 710
310 330 155 185
400 430 220 260
505 540 355 385
605 635 460 490
245 275 195 230
270 295 225 265
320 350 365 400
400 430 495 535
265 290 135 155
315 340 170 195
400 430 230 260
485 515 325 365
220 245 155 180
235 260 170 200
275 295 250 290
330 360 365 405
Page 15
Second Stage COOL" Speed − cfm
2 3
1700 1905
1535 1740
1385 1570
First Stage COOL" Speed − cfm
2 3
1215 1345
1085 1220
1000 1105
Second Stage
0.2 0.3 0.4 0.5 0.6
280 320 355 390 420
380 410 455 495 530
510 545 590 630 670
680 735 770 810 850
345 390 430 470 510
415 455 490 525 570
555 610 650 695 750
770 835 880 920 960
220 250 285 320 350
300 345 370 395 430
415 450 485 520 555
525 560 605 645 685
270 305 345 380 415
315 360 400 440 475
445 485 525 565 610
580 625 675 725 770
180 205 225 245 275
225 255 290 325 355
295 335 370 405 440
410 455 490 520 550
205 235 270 305 340
240 275 315 355 390
330 375 410 445 485
450 490 535 575 615
1
4
2135
1930
1755
1
4
1490
1380
1220
0.7 0.8
450 480
565 595
710 750
890 930
545 580
615 660
800 850
995 1035
380 410
465 500
595 630
730 770
455 490
515 555
650 690
815 860
300 330
385 410
475 510
575 600
370 400
420 450
525 570
655 690