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356214-XIM-A-0108
54 Johnson Controls Unitary Products
UNIT CONTROL BOARD OPTION SETUP
OPTION BYTE SETUP
• Enter the Option Setup mode by pushing the OPTION
SETUP / STORE button, and holding it for at least 2
seconds.
• The green status LED (Option Byte) will be turned on
and the red status LED (Heat Delay) is turned off.
• The 8, 4, 2 and 1 LEDs will then show the status of the
4 labeled options ((8) Fan Off at Heat Start, (4) Low
Ambient Lockout, (2) Free Cooling Lockout, and (1)
Lead / Lag).
• Press the UP or Down button to change the LED status
to correspond to the desired Option Setup.
• To save the current displayed value, push the OPTION
SETUP / STORE button and hold it for at least 2
seconds. When the value is saved, the green LED will
flash a few times and then normal display will resume.
NOTE:
While in either Setup mode, if no buttons are
pushed for 60 seconds, the display will revert
to its normal display, exiting the Option Setup
mode. When saving, the control board only
saves the parameters for the currently dis-
played mode (Option Byte or Heat Delay).
HEAT DELAY SETUP
•Enter the Option Setup mode by pushing the OPTION
SETUP / STORE button, and holding it for at least 2
seconds.
•The green status LED (Option Byte) will be turned on
and the red status LED (Heat Delay) is turned off.
•Press the COMM SETUP / SELECT button to toggle into
the Heat Delay Setup, the green LED will turn off and
the red LED for Heat Delay will turn on.
• The 8, 4, 2 and 1 LEDs will then show the status of the
Heat Delay, (See Table 25). Press the UP or Down
button to change the LED status to correspond to the
desired Heat Delay Value.
• To save the current displayed value, push the OPTION
SETUP / STORE button and hold it for at least 2
seconds. When the value is saved, the red LED will
flash a few times and then normal display will resume.
NOTE:
While in either Setup mode, if no buttons are
pushed for 60 seconds, the display will revert
to its normal display, exiting the Option Setup
mode. When saving, the control board only
saves the parameters for the currently dis-
played mode (Option Byte or Heat Delay).
TABLE 25: HEAT DELAY
Heat
Fan On
Delay
Heat
Fan Off
Delay
Red
LED 8
Red
LED 4
Red
LED 2
Red
LED 1
60 180 On On On On
60 90 On On On Off
60 60 On On Off On
60 30 On On Off Off
45 180 On Off On On
45 90 On Off On Off
45 60 On Off Off On
45 30 On Off Off Off
30 180 Off On On On
30 90 Off On On Off
30 60 Off On Off On
30 30 Off On Off Off
060OffOffOnOn
0 30 Off Off On Off
0 10 Off Off Off On
Non-std Non-std Off Off Off Off