Prince Castle DHB-P1CE Service Manual

OPERATING

INSTRUCTI ONS

Dedicated Holding Bin
Model No. DHB-P1A Series

PRODUCT SPECIFICATION

Model No. Volts HZ Watts Amps

DHB-P1A 208 50/60 2500 12.2
DHB-P1ACE 230 50 3100 13.4

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.

528-500revD_EN

• 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 Techni­cian during the warranty period.

355 East Kehoe Blvd. Carol Stream, IL 60188

Tel: [phone]

Toll Free: 1-800-PCASTLE

Fax: [phone]

Printed in USA 10/10 ©2010

INSTALLATION

1B The LED indicator next to the PROG is on

when in the Program Mode.

1. After you have removed the Bin from the carton,
inspect the unit for signs of damage. If there is
damage to the unit:

z Notify carrier within 24 hours after delivery.
z Save carton and packing materials for inspection

purposes.

z Contact the Prince Castle Customer Sales

Department at 1-630-462-8800 to arrange for
a replacement to be sent.

1. Place the bin on a counter and seal its base to

the counter with food-approved sealant.

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.

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 the Actual Temperature

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 operat­ing mode. The SET POINT LED indicator
in the display will be on when the Set­point 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 se­lected 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.

THE CONTROL PANEL

1A

1B
1C

1E

1F

1D

• 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 U or L is displayed
for the Upper or Lower heater in the
selected cavity .

PROGRAMMING

The temperature adjustment range for a heater zone

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 .

Printed in USA 10/10 © 2010 528-500revD_EN

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.

2

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 tem­perature display shows the heater. U is the

Upper heater and L is the Lower heater.

U 180

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.

U 180

4. Press the PRINCE CASTLE button to end the
Program Mode and store the setpoint tem­perature value (the LED next to PROG will
turn off). The controller will regulate to the
new setpoint temperature.

U 185

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, re­lease the UP arrow button.

3. Use the UP and DOWN arrow buttons to
increase or decrease the setpoint tempera­ture.

U 185

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.

528-500revD_EN

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Printed in USA 10/10 © 2010

EXPLODED VIEW

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2

6

1

PARTS LIST

Item Part Description

1 72-384S Power Cord (CE)
1 72-352S Power Cord

2 541-333S PCB, Display
3 536-802S Overlay, Display Bd.
4 528-078S PCB, Main

3

8

4

5

Item Part Description

4 528-078S PCB, Main (CE)
5 Foot (Pkg of 4)
6 Heater Assembly
7 Upper Heater Lower Cavity
8

232

197­528-004S
528-011S
78-233S

Lighted Rocker Switch

Printed in USA 10/10 © 2010 528-500revD_EN

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TROUBLESHOOTING

noituloS esuaC melborP

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.

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.

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To reset all times and temperatures to the factory settings, turn unit off, press and
hold the UP and DOWN AR ROW BUTTO NS 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 — DHB-P1A

528-500revD_EN

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Printed in USA 10/10 © 2010

WIRING DIAGRAM — DHB-P1ACE

Printed in USA 10/10 © 2010 528-500revD_EN

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