Technical Information

BLOWER PERFORMANCE SPECIFICATIONS
8
*MVM970603BN
A
Cooling Speed
(@ .1" - .8" w.c. ESP)
*MVM970603BN
A
Heating Speed
(@ .1" - .5" w.c. ESP; Rise Range: 20 - 50°F)
Tap Adjust
High-Stage
CFM
Low-Stage
CFM
Tap Adjust
High-Stage
CFM
Rise
(°F)
A
Minus 10% 539 358
A
Minus 10% 858 n/a
Normal 599 398 Normal 953 n/a
Plus 10% 659 438 Plus 10% 1,048 n/a
B
Minus 10% 735 501
C
Minus 10% 953 n/a
Normal 817 557 Normal 1,059 51
Plus 10% 899 613 Plus 10% 1,165 46
C
Minus 10% 906 626
D
Minus 10% 1,042 n/a
Normal 1,007 696 Normal 1,158 47
Plus 10% 1,108 766 Plus 10% 1,274 42
D
Minus 10% 1,091 729
D
Minus 10% 1,134 48
Normal 1,212 810 Normal 1,260 43
Plus 10% 1,333 891 Plus 10% 1,386 39
*MVM970803BNA
Cooling Speed
(@ .1" - .8" w.c. ESP)
*MVM970803BNA
Heating Speed
(@ .1" - .5" w.c. ESP; Rise Range: 30 - 60°F)
Tap Adjust
High-Stage
CFM
Low-Stage
CFM
Tap Adjust
High-Stage
CFM
Rise
(°F)
A
Minus 10% 566 363
A
Minus 10% 1,082 n/a
Normal 629 403 Normal 1,202 60
Plus 10% 692 443 Plus 10% 1,322 54
B
Minus 10% 725 486
B
Minus 10% 1,184 n/a
Normal 806 540 Normal 1,316 55
Plus 10% 887 594 Plus 10% 1,448 50
C
Minus 10% 921 635
C
Minus 10% 1,250 57
Normal 1,023 705 Normal 1,389 52
Plus 10% 1,125 776 Plus 10% 1,528 47
D
Minus 10% 1,107 737
D
Minus 10% 1,256 57
Normal 1,230 819 Normal 1,396 51
Plus 10% 1,353 901 Plus 10% 1,536 47
*MVM970804CNA
Cooling Speed
(@ .1" - .8" w.c. ESP)
*MVM970804CNA
Heating Speed
(@ .1" - .5" w.c. ESP; Rise Range: 25 - 55°F)
Tap Adjust
High-Stage
CFM
Low-Stage
CFM
Tap Adjust
High-Stage
CFM
Rise
(°F)
A
Minus 10% 710 462
A
Minus 10% 1,105 n/a
Normal 789 513 Normal 1,228 n/a
Plus 10% 868 564 Plus 10% 1,351 53
B
Minus 10% 870 594
B
Minus 10% 1,203 n/a
Normal 967 660 Normal 1,337 54
Plus 10% 1,064 726 Plus 10% 1,471 49
C
Minus 10% 1,064 712
C
Minus 10% 1,287 n/a
Normal 1,182 791 Normal 1,430 50
Plus 10% 1,300 870 Plus 10% 1,573 46
D
Minus 10% 1,238 822
D
Minus 10% 1,364 53
Normal 1,375 913 Normal 1,516 47
Plus 10% 1,513 1,004 Plus 10% 1,668 43
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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