Special Programming

  1. Turn the POWER switch off.

  2. Press and hold both the UP and DOWN buttons and turn the POWER switch back on.

  3. Press and hold the UP and DOWN buttons until “SP” shows on the display, then release the UP and DOWN buttons. Display will now show “°F” or “°C”.

  4. Press the UP or DOWN buttons to toggle from “°C” (Celsius), or “°F” (Fahrenheit).

  5. Press and release the SET button, and display will show “CAL”. Press and hold the button of the drawer to be calibrated, and use the UP and DOWN buttons to match the display to the actual temperature.

  6. After the calibration mode, press and release the SET button to access Initialization Mode.

  7. Press and hold either the UP or DOWN button until display reads “In- SYS”. This resets all setpoint temperatures to 180 º F (82º C).

  8. After the initialization mode, press and release the SET button the access the Output Test Mode.

  9. “OP” will show in the display. Press and release any of the drawer buttons to turn the relays and heaters off and on. 8. After the output test mode, press and release the SET button to access the Display Mode.

  10. After the output test mode, press and release the SET button to access the Display Mode.

  11. If “C=y” displays, the time of day displays during normal operation. If “C=n” displays, “ON” shows on the display during normal operation. Press and release the UP and DOWN buttons to toggle from “y” to “n” or vice versa.

  12. Press and hold the set button to exit Special Program Mode at any time.