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Upper/Ceiling Heaters in Both Shelves — Programmed for Temperature
1
The temperature of the Upper Heaters can be adjusted from 150 to 350°F
(65.6 to 176.7°C) in one-degree increments (Fahrenheit).
1. Use the UP or DOWN arrow buttons to select Heater A through D in
UPPER or LOWER SHELF.
2. Press the SET-POINT button. When the SET-POINT indicator light is
on, the digital display shows the Set-Point temperature.
Use the following steps to calibrate the individual heaters.
1
NOTE: Allow sufficient
amount of time for
temperatures to
stabilize before starting
calibration.
Press the UP or DOWN
Arrow button until the
desired heater and
upper or lower shelf
is selected.
Take a temperature reading within the shelf near the center
2
of the heater surface.
Use a stand-alone temperature
meter (not supplied).
Hot surfaces. Use caution when taking temperature readings
within the shelf.
540-523_EN rev.D
Programming
Repeat steps 1 – 5 for other
Heaters in both upper and
lower shelves.
Calibrating Heaters
ACTUAL
TEMP
SET-
POINT
WARNING
3. To change the temperature setting, press and hold the PRINCE
CASTLE LOGO button; then press and hold the SET-POINT button.
Hold both buttons until the PROG indicator light turns on.
4. Use the UP and DOWN arrow buttons to change the temperature.
5. Press the PRINCE CASTLE LOGO button to store the new value and
to exit the PROGRAMMING mode.
A. Press and hold the PRINCE CASTLE LOGO and ACTUAL
3
TEMP buttons for 5 seconds. The colon (:) LED indicator will
light. The temperature displayed is the actual heater
temperature sensed by the controller.
B. To clear any offset readings, press the SETPOINT button.
A
A. Press the UP or DOWN Arrow button until the temperature
4
displayed matches the reading obtained in Step 2.
B. Press the PRINCE CASTLE LOGO button to save the
temperature value and exit the Calibration Mode.
A
5
Product Holding Bin
DHB2PT-PUBGBN
B
B
Printed in USA 6/10 © 2019
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