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Press “3” to continue. The “Audible” LED will flash and the display will show “AUD”, indicating the audible alarm
on/off status. Press “3” and the display shows “ON” or “OFF” indicating the current audible alarm status. Press “1”
or “2” to toggle the mode desired.
Press “3” to continue. The “Alarm” LED will flash and the display will show “POA”, indicating the Power Off
Alarm status. Press “3” and the display shows “ON” or “OFF” indicating the current alarm status. Press “1” or “2”
to toggle the mode desired.
(Version 3.18 and later only)
Press “3” to continue. The “C” LED will flash and the display will show either “F” for degrees Fahrenheit or “C”
for degrees Celsius. Press “1” or “2” to toggle the mode desired.
Press “3” to continue. The “Code” LED will flash and the display will show “PIN”. To set a new user PIN code,
press “1”. The display will flash “4”, prompting an entry of a four button sequence using the “1”, “2”, “3, and/or
“4” buttons. Any sequence of the four buttons may be programmed as the code. As the buttons are pressed, the
display will show the number of buttons that were pressed.
Note: After pressing a button, there will only be 5 seconds to press the next button. If the next button is not
pressed within the allotted time, the system will default to no PIN code, indicated by “0” on the display. Once the
sequence is entered the display will no longer flash, and will show “4”.
To program the no PIN code mode, press “2” and the display will show “0”, indicating no PIN code. With no PIN
code, pressing any button will permit access to the program.
•••CAUTION•••
ALWAYS RECORD THE SELECTION SEQUENCE (PIN CODE) AND STORE IN A SECURE PLACE
Press “3” to continue. The “filter” LED flashes and the display will show “FIL”, indicating the filter alarm day
quantity selection. Press “3” and the display will show the number of days that the alarm is set in half day
increments. Note that the alarm is based on compressor run time. (Example: 10.5 indicates that the alarm will
activate every ten and a half days or 252 hours of compressor run time.)
Press “1” or “2” to vary the desired number of days. Programming “0” days will disable the alarm.
Note: The required number of days to set this alarm will be determined by the ambient air conditions.
Press “3” to continue. The “Alarm” LED will flash and the display will show “Por” indicating the Power status. The
“Cool”, “Heat”, “Alarm”, and “Filter” LEDS will be flashing. Press “3” and the display shows “ON” or “OFF”
indicating the current power supply status to line voltage motor circuits. Press “1” or “2” arrow to toggle the mode
desired.
(Non-Hazardous Location models only, Version 3.18 and later)
Programming of the microprocessor is now complete. Press “3” to review all of the settings. Press “4” to enter the
selected settings and to return to the normal operating mode.
Note: if “4” is not pressed, any changes to the program settings will not be saved.
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