BLOWER PERFORMANCE DATA
14
AEPF
The AEPF air handler blower motor is pre-programmed for operation at four distinct airflow levels when operating in
the Cooling, Heat Pump heating, Backup heating (Electric Heating), and Backup + Heat Pump heating modes. Each
modes has four levels to deliver different CFM. Simply flip the dipswitch for a different CFM combination.
Setting the Motor
12345678
O
N
O
F
F
Dipswitch
Number
Function Instructions
1 Electric Heat Mode
2 Electric Heat Mode
3N/AN/A
ON = The system operates with single-stage units using a single-stage
cooling or heat pump thermostat. (factory default)
OFF = The system operates with two-stage units with either a conventional two-stage
cooling/heat pump thermosat or with an encoded two-stage condensing unit in
retrofit applications where not enough existing wires are available for connections to
the indoor thermostat and outdoor units.
5 Cooling/Heat Pump Mode Find the airflow for your application in the tables (Dipswitch 5/6 & 7/8) below.
6 Cooling/Heat Pump Mode Set up the motor based on the outdoor unit capacity tons.
Increase or decrease your selected airflow to fit your requirement.
ON-OFF = Increases selected Cool/Heat Pump airflow by 10%
OFF-ON = Decreases selected cool/Heat Pump airflow by 15%
NOTE: Other setting have no effect on the set airflow.
8
Trim CFM Adjust Mode
Trim CFM Adjust Mode
Select the taps allow in the tables (dipswitch 1/2 & 7/8) below
4Thermostat Mode
7
NOTE: When applying a humidistat (normally closed), refer to the installation and operating instructions. The humidstat can adjust the
cooling airflow to 85%.
Dipswitch 5/6 & 7/8
AEPF
1
5678CoolingHeat Pump
OFF OFF OFF OFF 1100 1100
ON OFF OFF OFF 800 800
OFF ON OFF OFF 600 600
5678CoolingHeat Pump
OFF OFF OFF OFF 1800 1800
ON OFF OFF OFF 1580 1580
OFF ON OFF OFF 1480 1480
ON ON OFF OFF 1200 1200
ON ON OFF ON 1020 1020
Indoor Airflow
Indoor Airflow
Switch
Position
Switch
Position
Switch
Position
Switch
Position
AEPF3036 / 3137 / 4260
Dipswitch 1/2 & 7/8
AEPF 1830
eat
ng
Element
(kw)
1278
UP TO 10 OFF OFF OFF OFF 1100 1210
UP TO 10 ON OFF OFF OFF 890 935
5 OFF ON OFF OFF 700 770
AEPF3036 / 3137 / 4260
Heating
Element
(kw)
1278
UP TO 20 OFF OFF OFF OFF 2050 2150
UP TO 20 ON OFF OFF OFF 1750 1835
UP TO 15 OFF ON OFF OFF 1600 1680
UP TO 10 ON ON OFF OFF 1200 1260
UP TO 10 ON ON OFF ON 1020 1070
Heat Pump
With Backup
Switch
Position
Switch
Position
Switch
Position
Switch
Position
Emergency
Backup
Heat Pump
With Backup
Emergency
Backup