Prince Castle DHB-P1 User manual

OPERATING
INSTRUCTIONS
Dedicated Holding Bin
Model No. DHB-P1
355 East Kehoe Blvd. Carol Stream, IL 60188
Tel: [phone] Fax: [phone]
TollFree:1-800-PCASTLE
PRODUCT SPECIFICATION
Model No. Volts HZ Watts Amps
DHB-P1 208 50/60 2500 12.2
TABLE OF CONTENTS PAGE
Installation ..................................................................... 2
Control Panel Identification ......................................... 2
Programming ................................................................. 2
Operation ....................................................................... 3
Cleaning ........................................................................ 3
Exploded View & Parts List ........................................ 4
Troubleshooting ............................................................ 5
Wiring Diagram ............................................................. 5
LIMITED WARRANTY
This product is warranted to be free from defects in material
and/or workmanship for a period of 1 year from date of
original installation, not to exceed 18 months from the date of
manufacture.
Any component which proves to be faulty in material and/or
workmanship will be replaced or repaired (at the option of
Prince Castle, Inc.) without cost to the customer for parts and
labor. This warranty covers on location service (i.e. trip
charges and or mileage). Travel mileage is limited to 100
miles (200 Kilometers) round trip (one trip warranty) from an
authorized service agency or its sub-service agency.
This warranty is subject to the following exceptions/
conditions:
•Use of any non-genuine Prince Castle parts voids this
warranty.
•All labor to be performed during regular work hours. Over-
time premium (the incremental amount) will be charged to
the customer.
•Damage caused by carelessness, neglect and/or abuse
(e.g., dropping, tampering or altering parts, equipment
damaged in shipment, by fire, flood or an act of God) is not
covered under this warranty.
•All problems due to operation at voltages other than that
specified on equipment nameplates are not covered by
this warranty. Conversion to correct voltage is the
customer’s responsibility.
•This equipment must be serviced by Prince Castle Autho-
rized Service Agency or a Prince Castle Service Techni-
cian during the warranty period.
528-500revAPrinted in USA 1/06 © 2006

INSTALLATION
1. Afteryouhaveremoved theBin fromthe carton,
inspect the unit for signs of damage. If there is
damage to the unit:
zNotifycarrierwithin 24hoursafterdelivery.
zSavecarton andpackingmaterialsforinspection
purposes.
zContact the Prince Castle Customer Sales
Departmentat1-630-462-8800toarrangefor
a replacement to be sent.
1. Place the bin on a counter and seal its base to
thecounterwithfood-approvedsealant.
2. Insert the power cord into a proper voltage
receptacle. Note: This should be a dedicated
outlet. No other equipment should be operating
on this line (i.e. fryers, refrigerators, etc.)
3. Turn the power switch on. Allow 20 minutes for
warm-up.
RECOMMENDED STARTING
TEMPERATURES
1. Temperature settings:
There are two holding cavities, the top cavity is
used to hold sides and the bottom cavity holds
biscuits. There is a top heater and a bottom
heater in each cavity. The temperature of each
heater can be set independent of each other.
The recommended starting temperature for each
heater is 180°F.
THE CONTROL PANEL
1. Display
1A The LED indicator next to the
UPR SHELF indicates that the tempera-
ture being displayed is for a heater in the
upper cavity.
1B The LED indicator next to the PROG is on
when in the Program Mode.
1C The LED indicator next to the LWR
SHELF indicates that the temperature
being displayed is for the a heater in the
lower cavity.
1D The LED indicator next to the HEAT is on
when power is applied to the heater.
1E The LED indicator next to ACTUAL
TEMP is on when theActualTemperature
is being displayed.
1F The LED indicator next to SET POINT
TEMP is on when the Set Point Tempera-
ture is being displayed.
2. Control Panel buttons
•SET POINT: The set-point temperature is
displayed for the selected heaters when
this button is pressed during the operat-
ing mode. The SET POINT LED indicator
in the display will be on when the Set-
point mode is selected. Press and hold
the Prince Castle button then press and
hold the SET-POINT button for 5 seconds
to program the temperature for the se-
lected heater.
•ACTUAL TEMP: The actual temperature
is displayed for the selected heaters
when this button is pressed during the
operating mode. The ACTUAL TEMP
LED indicator in the display will be on
when the Set-point mode is selected.
•UP ARROW and DOWN ARROW: When
pressed in the operating mode, the
display will scroll through the tempera
tures of the heaters. The LED next to
the UPR SHELF or LWR SHELF will be
on to indicate which cavity is being
selected. The letter Uor Lis displayed
for the Upper or Lower heater in the
selected cavity.
PROGRAMMING
The temperature adjustment range for a heater zone
is: OFF, 150°F to 275°F. The recommended starting
setpoint temperature for all four heaters is 180°F.
Use the following procedure to change a setpoint
temperature.
1A
1B
1C 1D
1E
1F
2
Printed in USA 1/06 © 2006 528-500revA

1. Press the UP or DOWN arrow button until
the heater to be changed is selected. For
Top Cavity, the LED next to the UPR SHELF
is on, and for lower cavity, the LED next to
the LWR SHELF is on. After selecting the
cavity, the left most character in the tem-
perature display shows the heater. Uis the
Upper heater and Lis the Lower heater.
2. To change the temperature of the selected
zone, press and hold the SET POINT button
and press the PRINCE CASTLE button for 6
seconds. The LED indicator next to PROG
will light to indicate the Program Mode is
active.
3. Use the UP and DOWN arrow buttons to
increase or decrease the setpoint tempera-
ture.
U 180
U 180
U 185
4. Press the PRINCE CASTLE button to end the
Program Mode and store the setpoint tem-
perature value (the LED next to PROG will
turn off). The controller will regulate to the
new setpoint temperature.
5. Repeat steps 1-4 for remaining heaters.
OPERATION
Factory preset is set to display temperatures in
Fahrenheit. To change to Celsius, turn the power
switches off. Press and hold the DOWN arrow then
turn the power switch on and after two seconds,
release the DOWN arrow button. To change back to
Fahrenheit, turn the power switch to the off position,
press and hold the UP arrow and turn the power
switch to the on position. After two seconds, re-
lease the UP arrow button.
To view the actual heater temperature, press the
ACTUAL TEMP button. The LED indicator next to
the ACTUAL TEMP button will light. Press the UP
or DOWN arrow button to select heaters.
CLEANING
Caution: This bin is not watertight. Do
not clean with Water Jet/Jet Spray. Do
not immerse the bin with water.
Caution: Before unplugging the power
cord, make sure the power switches are in
the OFF position.
1. Unplug the power cord from the outlet.
2. Allow the bin to cool down (approximately 25
minutes).
3. Wipe down surface with a damp cloth. Do not
use a green Scotch Bright pad, unapproved
cleaner, ice or water.
4. Turn power on after all surfaces are dry.
U 185
3
528-500revAPrinted in USA 1/06 © 2006

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EXPLODED VIEW
PARTS LIST
Item Part Description
1 72-352S Line Cord
2 528-015 Heater Panel Cover
3 528-024 Side Insulation
4 528-020 Side Panel
5 542-129 Stop Bracket
6 528-022 Upper Trim
7 528-018 Header
8 528-025 Top Insulation
9 528-019 Top Cover
10 541-333S PCB, Display
11 528-026 Back Plate
12 536-802 Overlay
Item Part Description
13 528-021 Controller Bracket
14 541-431S PCB, Main
15 197-232 Foot
16 528-017 Base Cover
17 528-025 Insulation
18 528-016 Base
19 528-023 Lower Trim
20 528-004S Heater Assembly
21 528-011S Upper Heater Lower Cavity
22 78-166S Lighted Rocker Switch
4
Printed in USA 1/06 © 2006 528-500revA

Problem Cause Solution
A. Display flashes Open relay. Replace Power Circuit Board
“Opn” & “rEL” Circuit inoperable
B. Display flashes Shorted relay. Replace Power Circuit Board.
“SHr” & “rEL” Circuit inoperable.
Open heater. Test heater resistance.(150.2 Ohms)
C. Display shows “LLL” Temperature is below 75° F Normal display during warm up.
Heater inoperable. Test heater resistance.(150.2 Ohms)
Probe inoperable. Check for open thermocouple wires from
Relay Inoperable probe. Replace heater/probe assembly.
D.Display shows “HHH” for Temperature is above300° F Diagnostic circuit inoperable. Replace
an extended period of time (abnormal operation) Power Circuit Board.See B above.
assembly.
TROUBLESHOOTING
To reset all times and temperatures to the factory settings, turn unit off, press and
hold the UP and DOWN ARROW BUTTONS at the same time, turn unit back on. A “P”
will appear in the display and all times and temperatures will be reset to the original
factory settings.
WIRING DIAGRAM
5
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Printed in USA 1/06 ©2006 528-500revA
528-500revAPrinted in USA 1/06 © 2006