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Blower Data
EL297UH090XV36C BLOWER PERFORMANCE (less lter)
BOTTOM RETURN AIR
0 through 0.8 in. w.g. (Heating) and 0 through 1.0 in. w.g. (Cooling) External Static Pressure Range
HEATING
1
Heating Speed
DIP Switch
Settings
First Stage Heating Speed - cfm Second Stage Heating Speed - cfm
+24% 1215 1300
+18% 1140 1240
+12% 1100 1170
+6% 1020 1115
Factory Default 965 1070
–6% 915 970
–12% 850 925
–18% 805 855
COOLING
1
Cooling Speed
DIP Switch
Settings
First Stage Cooling Speed - cfm Second Stage Cooling Speed - cfm
Low Medium-Low Medium-High
2
High Low Medium-Low Medium-High
2
High
+ 660 775 865 975 910 1075 1230 1405
Factory Default 615 720 800 885 835 985 1125 1265
– 560 660 740 810 750 890 1015 1150
EL297UH090XV48C BLOWER PERFORMANCE (less lter)
BOTTOM RETURN AIR
0 through 0.8 in. w.g. (Heating) and 0 through 1.0 in. w.g. (Cooling) External Static Pressure Range
HEATING
1
Heating Speed
DIP Switch
Settings
First Stage Heating Speed - cfm Second Stage Heating Speed - cfm
+24% 1490 1645
+18% 1415 1565
+12% 1330 1480
+6% 1295 1405
Factory Default 1220 1325
–6% 1150 1260
–12% 1065 1190
–18% 1010 1105
COOLING
1
Cooling Speed
DIP Switch
Settings
First Stage Cooling Speed - cfm Second Stage Cooling Speed - cfm
Low Medium-Low Medium-High
2
High Low Medium-Low Medium-High
2
High
+ 840 1005 1155 1315 1165 1375 1580 1770
Factory Default 780 915 1045 1190 1075 1265 1440 1645
– 690 835 955 1070 935 1145 1320 1465
1
2
Factory default setting.
First stage HEAT is approximately 91% of the same second stage HEAT.
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 selectable at 28% and 38% of the selected second stage cooling speed - minimum 380 cfm.
Lennox iHarmony
®
Zoning System Applications - Minimum blower speed is 380 cfm.
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