Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53400025-01
Printed in U.S.A.
Form 40WAD-2SI
Pg 12
4-16
Replaces: 40WAD-1SI
© Carrier Corporation 2016
APPENDIX A — CONTROL SETTINGS
There are 4 DIP switches on the main board. Figures A-E
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.
POSITION 1 — START-UP
OFF
— Auto Addressing Mode (Default)
ON
— Factory Test Mode
POSITION 2 — FAN
ON
— DC Fan (Default)
OFF
— Do not set switch to OFF
Fig. A — SW1 Settings
ON
OFF
1 2
a40-1931
ON
OFF
1 2
a40-1932
Fig. B — SW2 Settings
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
a40-1925
Fig. C — SW3 Settings
ON
OFF
1 2
a40-1925
POSITION 1, 2 — 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. D — SW4 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. E — SW5 Settings
POSITION 1 — CONTROLS
OFF
— Display Board (Default)
ON
— Not Used
POSITION 2 — FAN MODE
OFF
— Non-Auto Mode (Default)
ON
— Auto Mode
ON
OFF
1 2
a40-1933
ON
OFF
1 2
a40-1934
