Page 20
Blower Performance
“ADJUST”
Jumper
Setting
Blower Control Jumper Speed Positions
“COOL” Speed - cfm
“HEAT” Speed - cfm
“CONTINUOUS FAN” Speed - cfm
A
B
C
D
A
B
C
D
A
B
C
D
-024 Blower Performance
0 through 0.80 in. w.g. External Static Pressure Range
+
1100
880
660
440
1100
1000
900
815
550
440
330
220
NORM
1000
800
600
400
1100
1000
900
815
500
400
300
200
—
900
720
540
360
1100
1000
900
815
450
360
270
180
-036 Blower Performance
0 through 0.80 in. w.g. External Static Pressure Range
+
1540
1320
1100
880
1400
1200
1100
975
770
660
550
440
NORM
1400
1200
1000
800
1400
1200
1100
975
700
600
500
400
—
1260
1080
900
720
1400
1200
1100
975
630
540
450
360
-048 Blower Performance
0 through 0.80 in. w.g. External Static Pressure Range
+
1980
1760
1540
1320
1350
1200
1100
1000
990
880
770
660
NORM
1800
1600
1400
1200
1350
1200
1100
1000
900
800
700
600
—
1620
1440
1260
1080
1350
1200
1100
1000
810
720
630
540
-060 Blower Performance
0 through 0.80 in. w.g. External Static Pressure Range
+
2200
1980
1760
1540
1480
1380
1280
1180
1100
990
880
770
NORM
2000
1800
1600
1400
1480
1380
1280
1180
1000
900
800
700
—
1800
1620
1440
1260
1480
1380
1280
1180
900
810
720
630
NOTE - All air data is measured external to unit without air filters.
NOTE - 1st Stage airflow is 70% of 2nd Stage airflow (full capacity) in cooling mode. In heating mode, low stage airflow is optimized
for a 40°F temperature rise.