![background image](http://html1.mh-extra.com/html/carrier/40wav/40wav_installation-and-maintenance-instructions-manual_2562119011.webp)
11
APPENDIX A — CONTROL SETTINGS
There are 4 DIP switches on the main board. Figures A-D
show the settings for each parameter controlled by a switch.
Switches are shown in the default settings.
v
Terminal J1 is located on the main control board. The de-
fault setting for J1 is no jumper and the Power Off Memory
function is enabled. When J1 jumper is in place, the Power Off
Memory function will be disabled.
The manual button is located on the display board. The de-
fault display is Fahrenheit. To change from Fahrenheit to Cel-
sius, press the button and hold for 5 seconds.
POSITION 1 — START-UP
OFF
— Auto Addressing Mode (Default)
ON
— Factory Test Mode
ON
OFF
1 2 3 4
a40-1920
ON
OFF
1 2 3 4
a40-1921
ON
OFF
1 2 3 4
a40-1922
POSITION 2 — FAN
ON
— DC Fan (Default)
OFF
— Do not set switch to OFF
POSITION 3, 4 — STATIC SELECTIONS
OFF, OFF — DC Fan Static Pressure 0 (Default)
OFF, ON
— DC Fan Static Pressure 1
ON, OFF
— DC Fan Static Pressure 2
ON, ON
— DC Fan Static Pressure 3
Fig. A — SW1 Settings
Fig. B — SW2 Settings
ON
OFF
1 2 3 4
a40-1923
POSITION 1, 2 — COIL TEMPERATURE, HEATING MODE
OFF, OFF — Coil Temperature < 59 F, No Heat (Default)
OFF, ON
— Coil Temperature < 68 F, No Heat
ON, OFF
— Coil Temperature < 75.2 F, No Heat
ON, ON
— Coil Temperature < 78.8 F, No Heat
ON
OFF
1 2 3 4
a40-1924
POSITION 3, 4 — MODE, FAN STATUS, SP REACHED
SP — Set Point
OFF, OFF — Cooling Mode/Fan On/SP Reached,
Heating Mode/Fan On/SP Reached (Default)
OFF, ON
— Cooling Mode/Fan On/SP Reached,
Heating Mode/Fan Off/SP Reached
ON, OFF
— Cooling Mode/Fan Off/SP Reached,
Heating Mode/Fan On/SP Reached
ON, ON
— Cooling Mode/Fan Off/SP Reached,
Heating Mode/Fan Off/SP Reached
Fig. C — SW5 Settings
ON
OFF
1 2
a40-1925
POSITION 1, 2 — HEATING TEMPERATURE OFFSET
OFF, OFF — Temperature Offset is 1.8 F (Default)
OFF, ON
— Temperature Offset is 3.6 F
ON, OFF
— Temperature Offset is 7.2.F
ON, ON
— Temperature Offset is 10.8 F
Fig. D — SW6 Settings
POSITION 1 — CONTROLS
OFF
— Display Board (Default)
ON
— Control Interface Module
ON
OFF
1 2 3
a40-1926
ON
OFF
1 2 3
a40-1927
POSITION 2, 3 — Not Used