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BLOWER PERFORMANCE SPECIFICATIONS
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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.
GCVC95/ACVC95 Heating Speed Charts
Heating
Speed
Tap
Adjust
Tap
Low Stage
CFM
at .1" - .5" w.c.
ESP
High Stage
CFM
at .1" - .5" w.c.
ESP
Rise
(°F)
Heating
Speed
Tap
Adjust
Tap
Low Stage
CFM
at .1" - .5" w.c.
ESP
High Stage
CFM
at .1" - .5" w.c.
ESP
Rise
(°F)
Minus(-) 783 1107 55 Minus(-) 1008 1458 55
Normal 870 1230 49 Normal 1120 1620 50
Plus (+) 957 1353 45 Plus (+) 1232 1782 45
Minus(-) 855 1215 50 Minus(-) 1098 1575 51
Normal 950 1350 45 Normal 1220 1750 46
Plus (+) 1045 1485 41 Plus (+) 1342 1925 42
Minus(-) 936 1323 46 Minus(-) 1152 1674 48
Normal 1040 1470 41 Normal 1280 1860 43
Plus (+) 1144 1617 37 Plus (+) 1408 2046 39
Minus(-) 1017 1440 42 Minus(-) 1206 1773 45
Normal 1130 1600 38 Normal 1340 1970 41
Plus (+) 1243 1760 34 Plus (+) 1474 2167 37
D
GCVC950915DX*
ACVC950915DX*
(Rise Range: 25 - 55°F)
A
B
CC
D
GCVC950714CX*
ACVC950714CX*
(Rise Range: 25 - 55°F)
A
B