Page 7
BLOWER DATA
CBA25UHV-036 BLOWER PERFORMANCE
0 through 0.80 in. w.g. External Static Pressure Range
“ADJUST”
Jumper
Setting
Jumper Speed Positions
“HEAT” Speed
First Stage “COOL” Speed
Second Stage “COOL” Speed
1
2
3
4
1
2
3
4
1
2
3
4
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
+
930
1155
1390
1530
640
815
970
1150
930
1155
1390
1530
NORM
830
1050
1260
1450
590
725
875
1025
830
1050
1260
1450
–
740
940
1135
1330
545
650
780
910
740
940
1135
1330
NOTES - The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
First stage cooling air volume is 70% of COOL speed setting. Continuous blower speed is approximately 50% of COOL speed setting.
Lennox Harmony III™ Zoning System applications - minimum blower speed is 250 cfm.
BLOWER DATA
CBA25UHV-042 BLOWER PERFORMANCE
0 through 0.80 in. w.g. External Static Pressure Range
“ADJUST”
Jumper
Setting
Jumper Speed Positions
“HEAT” Speed
First Stage “COOL” Speed
Second Stage “COOL” Speed
1
2
3
4
1
2
3
4
1
2
3
4
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
+
1130
945
1575
1810
780
945
1110
1275
1130
945
1575
1810
NORM
1020
1255
1440
1650
710
860
1000
1160
1020
1255
1440
1650
–
920
1135
1300
1490
670
780
910
1040
920
1135
1300
1490
NOTES - The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
First stage cooling air volume is 70% of COOL speed setting. Continuous blower speed is approximately 50% of COOL speed setting.
Lennox Harmony III™ Zoning System applications - minimum blower speed is 450 cfm.
BLOWER DATA
CBA25UHV-048 BLOWER PERFORMANCE
0 through 0.80 in. w.g. External Static Pressure Range
“ADJUST”
Jumper
Setting
Jumper Speed Positions
“HEAT” Speed
First Stage “COOL” Speed
Second Stage “COOL” Speed
1
2
3
4
1
2
3
4
1
2
3
4
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
+
1375
1600
1820
2185
960
1125
1285
1620
1375
1600
1820
2185
NORM
1260
1455
1655
2085
885
1035
1185
1475
1260
1455
1655
2085
–
1125
1310
1490
1885
790
925
1060
1330
1125
1310
1490
1885
NOTES - The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
First stage cooling air volume is 70% of COOL speed setting. Continuous blower speed is approximately 50% of COOL speed setting.
Lennox Harmony III™ Zoning System applications - minimum blower speed is 450 cfm.
BLOWER DATA
CBA25UHV-060 BLOWER PERFORMANCE
0 through 0.80 in. w.g. External Static Pressure Range
“ADJUST”
Jumper
Setting
Jumper Speed Positions
“HEAT” Speed
First Stage “COOL” Speed
Second Stage “COOL” Speed
1
2
3
4
1
2
3
4
1
2
3
4
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
cfm
+
1600
1835
2030
2190
1110
1285
1380
1615
1600
1835
2030
2190
NORM
1465
1675
1855
2085
1000
1160
1250
1470
1465
1675
1855
2085
–
1320
1500
1675
1890
895
1035
1115
1320
1320
1500
1675
1890
NOTES - The effect of static pressure, filter and electric heater resistance is included in the air volumes listed.
First stage cooling air volume is 70% of COOL speed setting. Continuous blower speed is approximately 50% of COOL speed setting.
Lennox Harmony III™ Zoning System applications - minimum blower speed is 450 cfm.