Lennox EL297DFV Series Unit Information page 4

BLOWER DATA
EL297DF045XV36B 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
Low
Settings
+ 640
Factory Default 580
– 545
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 - minimum 250 cfm.
Lennox Smart Zoning System Applications - Minimum blower speed is 250 cfm.
®
EL297DF045XV36B BLOWER MOTOR WATTS (COOLING)
Cooling Speed
1
DIP Switch
Settings
0 0.1
+ Setting
Low 28
Med-low 47
Cooling
Speed
Med-High 69
High 100 117 153 172 192 215 240 260 286 292 313 363 379 419 452 488 511 526 523 524
Factory Default
Low 17
Med-low 35
Cooling
Speed
Med-High 54
High 74
– Setting
Low 17
Med-low 28
Cooling
Speed
Med-High 40
High 57
First Stage Heating Speed - cfm
910
855
820
770
745
700
665
635
First Stage Cooling Speed - cfm
Medium-Low Medium-High
755
695
645
Motor Watts @ Various External Static Pressures - in. wg.
First Stage
0.2 0.3 0.4 0.5
44 60 77 93 112 128 144 158
67 88 105 121 138 161 179 201 131 154 177 202 228 250 277 299 320 344 370
91 113 132 160 183 204 220 246 199 215 248 275 308 340 360 390 407 431 445
34 52 65 82 97
50 70 85 105 125 140 155 175
72 95 113 131 148 173 189 210 147 170 197 223 252 278 301 330 355 373 398
96 118 141 168 190 212 233 252 216 229 258 303 325 356 390 410 426 448 465
31 49 61 75 91
45 61 77 93 112 129 144 159
57 77 93 112 130 148 165 186 112 130 161 183 205 226 252 272 294 319 341
76 97 119 136 156 179 195 214 155 174 207 235 265 292 311 343 370 386 414
HEATING
COOLING
High Low
2
850 975 895
780 880 805
720 795 735
0.6 0.7 0.8 0 0.1
59 77
121 132 148 61 79
99 115 148 167 188 211 236 256 279 303 317
107 123 136 46 64
72 92
Page 4
Second Stage Heating Speed - cfm
1150
1095
1040
990
935
880
820
755
Second Stage Cooling Speed - cfm
Medium-Low Medium-High
1050
965
865
Second Stage
0.2 0.3 0.4 0.5 0.6
97 121 138 160 182 197 216 241 256
98 125 141 164 185 201 219 246 259
82 101 115 134 155 174 196 205 221
114 133 160 184 204 221 247 263 282
High
2
1210 1360
1105 1250
1000 1130
0.7 0.8 0.9 1.0