Installation manual

8
If you wish to change the factory default settings, you must enter the programming code
which is factory set at the sequence of : Adjust-up (1) arrow,
Adjust-down (2) arrow,
Select (3), then Exit (4).
After pressing the above sequence and the code is accepted,
the program LED should be on, and the digital display on the face of the controller
should be flashing three alternating boxes. If no selection is made within one minute,
the system returns to the normal operating mode. **Note** Pressing the exit (4) button
at any time while in the programming mode returns the controller to the normal operating
mode.
Press the Select (3) button to continue programming. The set temperature hi LED is on
with the display indicating the cooling on set point. The compressor will begin operation
at this temperature and remain operating until the enclosure temperature decreases
approximately seven degrees Fahrenheit. (Four degrees Celsius) Press the Adjust-up
(1) or Adjust-down (2) arrow until the desired set point is displayed within a range of 70
to 126 degrees Fahrenheit (21 to 52 degrees Celsius). When adjustment is complete,
press the Select (3) button to continue.
The set temperature lo LED is on with the display indicating the (optional) heating on set
point. The heating system will begin operation at this temperature and remain operating
until the enclosure temperature increases approximately seven degrees Fahrenheit
(Four degrees Celsius)
. Press the Adjust-up (1) or Adjust-down (2) arrow until the
desired set point is displayed within a range of 40 to 63 degrees Fahrenheit (4.5 to 17
degrees Celsius)
.
**Note** If you have changed the cool on or heat on set points, be sure to review
the alarm settings.
Press the Select (3) button to continue. The set alarm hi LED is on with the display
indicating the high temperature alarm set point. The alarm will activate at this
temperature and will automatically reset at 2 degrees Fahrenheit (1 degree Celsius)
below this temperature. Press the Adjust-up (1) or Adjust-down (2) arrow to change
the alarm set point in a range from 8 degrees Fahrenheit (4 degrees Celsius) above the
set temperature hi set point, to 135 degrees Fahrenheit (57 degrees Celsius).
Press the Select (3) button to continue. The set alarm lo LED is on with the display
indicating the low temperature alarm set point. The alarm will activate at this
temperature and will automatically reset at 2 degrees Fahrenheit (1 degree Celsius)
above this temperature. Press the Adjust-up (1) or Adjust-down (2) arrow to change
the alarm set point in a range from 8 degrees Fahrenheit (4 degrees Celsius) below the
set temperature lo set point, to 34 degrees Fahrenheit (1 degree Celsius).
Press the Select (3) button to continue. The alarm LED will flash and the display will
show ALL indicating the all alarm on/off status. Press Select (3) and the display will
show either ON or OFF indicating current alarm status. Press Adjust-up (1) or Adjust-
down (2) to toggle the mode as desired. If the off mode is selected, no alarms will
activate and the audible on/off select function is skipped.
Press the Select (3) button to continue. The audible LED will flash and the display will
show AUD
indicating the audible alarm on/off status. Press select and the display shows
ON or OFF indicating the current audible alarm status. Press Adjust-up (1) or Adjust-
down (2) to toggle the mode as desired.
Press the Select (3) button to continue. The C LED flashes and the display shows either
F for degrees Fahrenheit or C for degrees Celsius. Press Adjust-up (1) or Adjust-
down (2) to toggle the mode as desired.