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BLOWER DATA
SL280UH080NV60C BLOWER PERFORMANCE (less fi lter)
Single Side Return Air - Air volumes in bold require Optional Return Air base and fi eld fabricated transition to accommodate 20 x
25 x 1 in. air fi lter in order to maintain proper air velocity.
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% 1350 1485
+18% 1280 1420
+12% 1220 1345
+6% 1155 1270
Factory Default 1100 1200
–6% 1020 1135
–12% 965 1070
–18% 870 980
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
+ 1050 1180 1350 1570 1500 1700 1915 2240
Factory Default 960 1080 1225 1420 1370 1540 1760 2035
– 845 950 1110 1290 1235 1390 1570 1840
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