Lennox G61MPV Series - Page 45

TABLE 20
G61MPV-60C-090 and G61MPV-60C-091 BLOWER MOTOR PERFORMANCE (LESS FILTER)
0.0" to 0.8" w.g. (0 through 200 Pa) External Static Pressure Range
Factory Settings: Heating Speed - 2; Cooling Speed - 4; Speed Adjust - NORM.
Return Air 0 _tions: Single side return air - Bold volumes require field-fabricated transition to accommodate
20 x 25 x 1 in. r508 X 635 X 25 mm) cleanable air filter in order to maintain proper air velocity across the filter.
Speed Switch Positions
"ADJUST" Second Stage "HEAT" Speed Second Stage "COOL" Speed
Switch
Positions 1 2 3 4 1 2 3
cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s
+ 1450 685 1640 775 1820 860 2055 970 1575 745 1690 795 1895 895
NORM 1320 625 1510 710 1700 800 1870 880 1405 665 1530 720 1735 820
i 1165 550 1320 625 1500 705 1665 785 1250 590 1355 640 1560 735
"ADJUST" First Stage "HEAT" Speed First Stage "COOL" Speed
Switch 1 2 3 4 1 2 3 4
Positions cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s
+ 1315 620 1510 715 1695 800 1875 885 1080 510 1160 545 1315 620 1490 705
NORM 1190 560 1365 645 1545 730 1715 810 985 465 1060 500 1185 560 1330 625
i 1075 510 1205 570 1370 645 1520 715 865 410 930 440 1065 500 1185 560
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 (235 L/s).
Lennox Harmony Ill" Zone Controt Applications - Minimum blower speed is 449 cfm (210 L/s).
4
cfm L/s
2135 1005
1935 910
1735 820
TABLE 21
G61MPV-60C-090 and G61MPV-60C-091 BLOWER MOTOR PERFORMANCE (LESS FILTER)
0.0" to 0.8" w.g. (0 through 200 Pa) External Static Pressure Range
Factory Settings: Heating Speed - 2; Cooling Speed - 4; Speed Adjust - NORM.
Return Air Options: Single side return with optional RAB return air base
"ADJUST"
Switch
Positions
Speed Switch Positions
Second Stage"HEAT"Speed Second Stage "COOL" Speed
1 2 3 4 1 2 3 4
cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s
+ 1440 680 1630 770 1810 855 2015 950 1525 720 1655 780 1860 880 2100 990
NORM 1300 615 1485 700 1655 780 1830 865 1385 655 1500 710 1695 800 1905 900
-- 1155 545 1310 620 1480 700 1640 775 1240 585 1320 625 1510 710 1695 800
"ADJUST" First Stage "HEAT" Speed First Stage "COOL" Speed
Switch 1 2 3 4 1 2 3 4
Positions cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s cfm L/s
+ 1320 625 1490 700 1665 785 1840 870 1060 500 1135 535 1285 605 1455 685
NORM 1180 555 1345 835 1515 715 1680 795 960 455 1035 490 1165 550 1310 820
-- 1055 500 1180 560 1340 630 1490 705 865 405 920 435 1050 495 1165 550
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 (235 L/s).
Lennox Harmony Ill ' Zone Control Applications - Minimum blower speed is 449 cfm (210 L!s).
Page 45