Technical Information
Table Of Contents
BLOWER PERFORMANCE SPECIFICATIONS
9
*MVC960803BNA
Cooling Speed
( @ .1" - .8" w.c. ESP)
*MVC960803BNA
Heating Speed
(@ .1" - .5" w.c. ESP; Rise Range: 35 - 65°F)
Tap Adjust
High-Stage
CFM
Low-Stage
CFM
Ta p A dj ust
High-Stage
CFM
Low-Stage
CFM
Rise
(°F)
A
Minus 10% 566 363
A
Minus 10% 1,082 770 n/a
Minus 5% 598 383 Minus 5% 1,142 812 62
Normal 629 403 Normal 1,202 855 59
Plus 5% 660 423 Plus 5% 1,262 898 56
Plus 10% 692 443 Plus 10% 1,322 941 54
B
Minus 10% 725 486
B
Minus 10% 1,184 831 60
Minus 5% 766 513 Minus 5% 1,250 877 57
Normal 806 540 Normal 1,316 923 54
Plus 5% 846 567 Plus 5% 1,382 969 51
Plus 10% 887 594 Plus 10% 1,448 1,015 49
C
Minus 10% 921 635
C
Minus 10% 1,250 930 57
Minus 5% 972 670 Minus 5% 1,320 981 54
Normal 1,023 705 Normal 1,389 1,033 51
Plus 5% 1,074 740 Plus 5% 1,458 1,085 49
Plus 10% 1,125 776 Plus 10% 1,528 1,136 47
D
Minus 10% 1,107 737
D
Minus 10% 1,256 957 57
Minus 5% 1,169 778 Minus 5% 1,326 1,010 54
Normal 1,230 819 Normal 1,396 1,063 51
Plus 5% 1,292 860 Plus 5% 1,466 1,116 49
Plus 10% 1,353 901 Plus 10% 1,536 1,169 46
*MVC960804CNA
Cooling Speed
( @ .1" - .8" w.c. ESP)
*MVC960804CNA
Heating Speed
(@ .1" - .5" w.c. ESP; Rise Range: 25 - 55°F)
Tap Adjust
High-Stage
CFM
Low-Stage
CFM
Ta p A dj ust
High-Stage
CFM
Low-Stage
CFM
Rise
(°F)
A
Minus 10% 710 462
A
Minus 10% 1,082 780 n/a
Minus 5% 750 487 Minus 5% 1,142 824 n/a
Normal 789 513 Normal 1,202 867 n/a
Plus 5% 828 539 Plus 5% 1,262 910 n/a
Plus 10% 868 564 Plus 10% 1,322 954 54
B
Minus 10% 870 594
B
Minus 10% 1,184 845 n/a
Minus 5% 919 627 Minus 5% 1,250 892 n/a
Normal 967 660 Normal 1,316 939 54
Plus 5% 1,015 693 Plus 5% 1,382 986 51
Plus 10% 1,064 726 Plus 10% 1,448 1,033 49
C
Minus 10% 1,064 712
C
Minus 10% 1,250 914 n/a
Minus 5% 1,123 751 Minus 5% 1,320 965 54
Normal 1,182 791 Normal 1,389 1,016 51
Plus 5% 1,241 831 Plus 5% 1,458 1,067 49
Plus 10% 1,300 870 Plus 10% 1,528 1,118 47
D
Minus 10% 1,238 822
D
Minus 10% 1,256 969 n/a
Minus 5% 1,306 867 Minus 5% 1,326 1,023 54
Normal 1,375 913 Normal 1,396 1,077 51
Plus 5% 1,444 959 Plus 5% 1,466 1,131 49
Plus 10% 1,513 1,004 Plus 10% 1,536 1,185 46
Notes
• All furnaces ship as high speed for cooling. Installer must adjust blower speed as needed.
• For most jobs, about 400 CFM per ton when cooling is desirable.
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