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BLOWER PERFORMANCE SPECIFICATIONS
24
1. Units are shipped without filter(s). CFM in chart is without filter(s).
2. All furnaces shipped with heating speed set at "B" and cooling speed set at "D". Installer should adjust blower speed
as needed. The first task is to determine the proper aiflow for the cooling system.
3. For most cooling applications, about 400 CFM per ton is desirable.
4. The chart is for information only. For satisfactory operation, external static pressure not to exceed value shown on
rating plate.
5. Do not operate above 0.5" w.c. ESP in heating mode. Operating between 0.5" w.c. and 0.8" w.c. is tabulated for cooling
purposes only.
6. * Motor CFM minimum.
GMVC95/AMVC95 High (Single) Stage Cooling Speed Charts
Cooling
Speed
Tap
Adjus t
Tap
CFM at
.1" - .8"
w.c. ESP
Cooling
Speed
Tap
Adjus t
Tap
CFM at
.1" - .8"
w.c. ESP
Cooling
Speed
Tap
Adjus t
Tap
CFM at
.1" - .8"
w.c. ESP
Minus(-) 540 Minus(-) 540 Minus(-) 729
Normal 600 Normal 600 Normal 810
Plus (+) 660 Plus (+) 660 Plus (+) 891
Minus(-) 720 Minus(-) 720 Minus(-) 990
Normal 800 Normal 800 Normal 1100
Plus (+) 880 Plus (+) 880 Plus (+) 1210
Minus(-) 900 Minus(-) 990 Minus(-) 1323
Normal 1000 Normal 1100 Normal 1470
Plus (+) 1100 Plus (+) 1210 Plus (+) 1617
Minus(-) 1080 Minus(-) 1286 Minus(-) 1629
Normal 1200 Normal 1429 Normal 1810
Plus (+) 1320 Plus (+) 1572 Plus (+) 1991
Cooling
Speed
Tap
Adjus t
Tap
CFM at
.1" - .8"
w.c. ESP
Cooling
Speed
Tap
Adjus t
Tap
CFM at
.1" - .8"
w.c. ESP
Minus(-) 720 Minus(-) 720
Normal 800 Normal 800
Plus (+) 880 Plus (+) 880
Minus(-) 990 Minus(-) 990
Normal 1100 Normal 1100
Plus (+) 1210 Plus (+) 1210
Minus(-) 1260 Minus(-) 1260
Normal 1400 Normal 1400
Plus (+) 1540 Plus (+) 1540
Minus(-) 1620 Minus(-) 1620
Normal 1800 Normal 1800
Plus (+) 1980 Plus (+) 1980
D
GMVC950905CX*
AMVC950905CX*
A
B
C
GMVC951155DX*
AMVC951155DX*
GMVC950905DX*
AMVC950905DX*
BB
AA
DD
CC
C
D
GMVC950453BX*
AMVC950453BX*
A
B
D
GMVC950704CX*
AMVC950704CX*
A
B
C