Lennox DAVE SIGNATURE SL297UHNV Installation Instructions Manual page 44

BLOWER DATA
SL297UH080NV48C BLOWER PERFORMANCE (less filter)
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 Speed
1
DIP Switch Settings
+24%
+18%
+12%
+6%
Factory Default
–6%
–12%
–18%
Cooling Speed
1
DIP Switch Settings
Low
+ 797
Factory Default 713
– 623
BLOWER DATA
SL297UH080NV60C BLOWER PERFORMANCE (less filter)
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 Speed
1
DIP Switch Settings
+24%
+18%
+12%
+6%
Factory Default
–6%
–12%
–18%
Cooling Speed
1
DIP Switch Settings
Low
+ 1094
Factory Default 984
– 868
Cooling and heating speeds are based on a combination of DIP switch settings on the furnace control. Refer to Installation Instructions for specific DIP Switch Settings.
1
Factory default setting.
2
NOTES - The effect of static pressure is included in air volumes shown.
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 - 080NV48C minimum 380 cfm. 080NV060C minimum
450 cfm.
Lennox iHarmony Zoning System Applications - 080NV48C minimum blower speed is 380 cfm, 080NV060C 450 cfm.
®
First Stage Heating Speed - cfm
1499
1427
1361
1294
1219
1176
1090
1007
First Stage Cooling Speed - cfm
Medium-Low Medium-High
954 1071
873 969
767 880
First Stage Heating Speed - cfm
1477
1403
1323
1249
1178
1103
1033
965
First Stage Cooling Speed - cfm
Medium-Low Medium-High
1253 1388
1155 1284
1021 1152
HEATING
COOLING
High Low
2
1241 1102
1147 1006
1025 911
HEATING
COOLING
High Low
2
1580 1584
1445 1454
1302 1301
Page 44
Second Stage Heating Speed - cfm
1640
1546
1472
1399
1315
1242
1173
1077
Second Stage Cooling Speed - cfm
Medium-Low Medium-High
1304 1508
1186 1392
1068 1252
Second Stage Heating Speed - cfm
2011
1883
1782
1697
1578
1477
1388
1291
Second Stage Cooling Speed - cfm
Medium-Low Medium-High
1825 2065
1659 1881
1490 1693
High
2
1713
1588
1422
High
2
2286
2092
1890