Prince Castle CBT-MCD Service Manual

Service
Manual

Club Secon

Heel Secon

Crown Secon

Landing Zone

Horizontal Core Bun Toaster

Product Identification

Display and

Touchpad

Compression

Adjustment

LCD

Display

LEFT and

RIGHT Scroll

Buons

CBT-SB-NA-1PS

MENU

Buon

TEMPERATURE

Buon

LIMITED WARRANTY

This product is warranted to be free from defects in material and/or workmanship for a period of two (2)
years from date of original installation, not to exceed 30 months from date of shipment from our factory.
Any part or component which proves to be faulty in material and/or workmanship within the warranty period
will be replaced or repaired (at the option of Prince Castle, Inc.) without cost to the customer for parts or
labor.
This warranty is subject to the following exceptions/conditions:

• Use of any non-genuine Prince Castle parts voids this warranty and all work must be performed by an
authorized Prince Castle Service Agent.

• All labor shall be performed during regular work hours. Overtime premium will not be covered.

• Travel charges are limited to 200 kilometers (100 miles) round trip, 2 hours travel time, one trip per repair.

• Damage caused by carelessness, neglect, and/or abuse (e.g., using wrong current, dropping, tampering
with or altering electrical components, or improper cleaning) is not covered.

• Equipment damaged in shipment, by fire, flood or an act of God is not covered.

• Damage to non-stick coated surfaces is not covered by this warranty.

355 East Kehoe Blvd. • Carol Stream, IL 60188 USA

Telephone: [phone] • Toll Free: 1-800-PCASTLE

Fax: [phone] • www.princecastle.com

CBT-SB-NA-1PS 1 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Table of Contents

Product Idencaon……………………………………………..…………….Page 1
Warranty Statement…………………………………….….……….………..…Page 1
Table of Contents…..……………………….…………………………..……..…Page 2
Electrical Specicaons.……………….………………….…………….…..…Page 3
Safe Service Pracces.……………………………………..………………...…Page 3
Serial Number Matrix…………………………….…………………………..….Page 3
Tools Required..…….……………………….……………………….………….…Page 4
Fault Idencaon..……………………….…………………..………………...Page 5

Troubleshoong Steps…..…………....………………...…………………….Page 6

Wiring Diagram……..…………………....………………...……..…………..…Page 7

Test Points..…………………….…….……………………………………………...Page 8
Exploded View and Parts List………….………….………………..…..…...Page 12
Display Menu Opons…..……………….……………….………..….…..…..Page 17
Management Programming…..……….………………………..….…..…..Page 19

Remove/Replace PCB…..…………….….………………………..….…..…..Page 22
Remove/Replace Relay…….…..……….…….…………………..….…..…..Page 24
Remove/Replace Conveyor Belt...……...….………………..….…..…..Page 26
Remove/Replace Teon Bars..………………………….……..….…..…..Page 29
Remove/Replace Motor and Belt Assembly…...….…………...…..Page 32
Remove/Replace Display Assembly………...……..….…………...…..Page 34

Remove/Replace Club Belt…...………………………..………....…..…..Page 35

Remove/Replace Club Probe..………………………..…………..…..…..Page 36
Remove/Replace Club Assembly.…………….……………...….…..…..Page 38
Remove/Replace Platen High Limit Switch………….…..….…..…..Page 40
Allowable Labor Limits...……….………………………………..….…..…..Page 43

CBT-SB-NA-1PS 2 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Electrical Specicaons

CBT-SB-NA-1PS 200-240VAC, 50/60 Hz, 1 Ph.

Disconnect Power

WARNING

Failure to turn off the unit before
servicing could result in severe
bodily injury or death. Switch the
On/Off switch to the Off position

Important

Prince Castle reserves the right to change specifications
and product design without notice. Such revisions do not
entitle the buyer to corresponding changes, improvements,
additions, or replacements for previously purchased equip­ment.

Safe Service Pracces

Indicates information important to the proper operation of
the unit. Failure to observe may result in damage to the
equipment and/or severe bodily injury or death.

Indicates information important to the operation of the unit.
Failure to observe may result in damage to the equipment.

This appliance is designed for toasting bread products in a commercial
McDonalds kitchen. The dimensions of the bread products as defined

Do not hose down or use a water jet on the unit. Keep the unit
away from running water. Disconnect power cord before perform­ing any cleaning or maintenance.

Equipment must be elevated from the floor at all times during
cleaning and operation.

WARNING

CAUTION

GENERAL

CAUTION

CAUTION

Serial Number Matrix

The manufacture date is encoded in the unit’s serial number. The

service bench installaon date (used to determine warranty

coverage) is considered to be the end of the following month. For

example:

Serial Number: FJ0000458

Manufacture Date: June 2014

Service Bench Installaon Date: July 31, 2014

CBT-SB-NA-1PS 3 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Tools Required

Medium Phillips / Flathead Screwdriver

Long Phillips/Flathead Screwdriver

Stubby Phillips Screw Driver

Needle Nose Pliers

Selecon of Nut Spinners or an Appropriate

C-Clip Pliers

CBT-SB-NA-1PS 4 Printed in USA 11/15

Small Socket Set

Horizontal Core Bun Toaster

Component
Designation

Error
code

Problem Description Action to take

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Initial screen (1.5 sec.) Toggle Screen (1.5 sec.)

Probe shorted

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

CBT-MCD ERROR CODE MATRIX

Main Platen11Probe open

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Main Probe

Open

Call for service

Error Message to Display

N/A

Dual Display Mode

Main Probe

Shorted

Call for service

N/A

Main Platen

10

Heater switch-

over error

Call for service

N/A

Main Platen

12

Redundant heater switchover mode

Heater switch-

over mode

Call for service

N/A

Main Platen

13

Redundant heater switchover error

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Front Club

Probe open

Call for service

N/A

Front Club Platen20Probe shorted

Front Club

Probe shorted

Call for service

N/A

Front Club Platen21Probe open

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Rear Club

Probe shorted

Call for service

N/A

Front Club Platen

22

Heater temperature drifted too low for too

long. 25F below setpoint for 5 minutes.

Front Club

Low temp error

Power OFF

Wait 30 seconds

Power ON

If problem exist

Call for service

Rear Club Platen30Probe shorted

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Rear Club

Low temp error

Power OFF

Wait 30 seconds

Power ON

If problem exist

Call for service

Rear Club Platen31Probe open

Rear Club

Probe open

Call for service

N/A

Rear Club Platen

32

Heater temperature drifted too low for too

long. 25F below setpoint for 5 minutes.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Motor load

error

Power OFF

Wait 30 seconds

Power ON

If problem exist

Call for service

Motor40Motor tach error

Motor speed

error

Power OFF

Wait 30 seconds

Power ON

If problem exist

Call for service

Motor41Motor load error

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

Shut off power to the toaster, wait 30 seconds and

turn back on. If the error code is still present or

reappears within 24 hours, call for service.

CBT-SB-NA-1PS

Fault Idencaon

CBT-SB-NA-1PS 5 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Troubleshoong Steps

BURN/ELECTRICAL SHOCK HAZARD! Platen is HOT and can cause severe burns or severe shock.

Keep hands and objects out of the toaster unit! Failure to exercise cauon may result in serious injury!

Turn the unit o, unplug it and let it cool down completely before touching or working on internal apparatus.

Master Display Messages

PROBLEM PROBABLE CAUSE SOLUTION

Unit will not heat up No power to unit. Ensure power cord is connected to

proper receptacle.

Inoperable power cord Call for Service [phone]

Loose connecon on power switch Call for Service [phone]

Inoperable power switch Call for Service [phone]

High limit switch tripped Call for Service [phone]

Inoperable Temperature Probe Call for Service [phone]

Inoperable Platen Call for Service [phone]

Unit heats up, but the conveyor does

not run

Unit under-and over-heats, but does

not respond to programming.

Buns under-or over-done. Check platen adjustment. See opera-

Loose motor switch connecon. Call for Service [phone]

Inoperable motor. Call for Service [phone]

Inoperable motor switch. Call for Service [phone]

Stripped drive gear Call for Service [phone]

Loose chain sprockets Call for Service [phone]

Check temperature sengs Adjust temperature set point seng.

Inoperable temperature probe Call for Service [phone]

on manual

Check conveyor temperature. From

READY screen, press the INFOR-

MATION buon to display the actual

See management programming.

Move platen adjustment to the correct

product part seng.

Adjust temperature set point seng.

See management programming.

Improper toast me. Adjust toast me as needed.

CBT-SB-NA-1PS 6 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Wiring Diagram

CBT-SB-NA-1PS 7 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Test Points

Test Points

Component Operating Range

1 Main Platen 15-20Ω

2 Club Platen Top 37-42 Ω

3 Club Platen Bottom 37-42 Ω
4 Main Sensor Probe 1084 Ω @ Room temperature
5 Club sensor probe top 1084 Ω @ Room temperature
6 Club sensor probe bottom 1084 Ω @ Room temperature

7 Heater relays

8 AC fan 440-450 Ω

Operating Ranges for CBT

4-32 VDC Input

24-280 VAC Output

CBT-SB-NA-1PS 8 Printed in USA 11/15

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Exploded View and Parts List

Item # Part # Description Qty

1 72-477 POWERCORD 1

2 66-045S STRAIN RELEIF 1

3 78-223S

4 353-394S

NOT SHOWN 527-127S SERVICE KIT, CUTOFF SWITCH314 1

NOT SHOWN 353-206S TRAY, OUTFEED ASSY 1

CBT-SB-NA-1PS 9 Printed in USA 11/15

SWITCH, ROCKER, DPST, IP65, 16A

THERMOSTAT, SNAP DISC CONTROL, 120

1

1

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Exploded View and Parts List (Connued)

Item # Part # Description Qty

5 353-054S

6 353-053S

CBT-SB-NA-1PS 10 Printed in USA 11/15

RELEASE SHEET BAR

RELEASE SHEET CLIP

2

2

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Exploded View and Parts List (Connued)

Item # Part # Description Qty

7 353-300S

8

CBT-SB-NA-1PS 11 Printed in USA 11/15

353-442S SKID BAR, CONVEYOR

CONVEYOR, MAIN

1

4

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Exploded View and Parts List (Connued)

Item # Part # Description Qty

9

11

12

13

14

CBT-SB-NA-1PS 12 Printed in USA 11/15

353-241S STEPPER MOTOR 2

353-333S BELT 3MM HTD 106 TEETH 1

353-343S PULLEY, 3MM PITCH .44 GROOVE 2

353-257S SHAFT, TENSIONING ASSY 1

353-205S CONVEYOR SPROCKET SHAFT ASSY 1

Horizontal Core Bun Toaster

CBT-SB-NA-1PS

Exploded View and Parts List (Connued)

Item # Part # Description Qty

15 77-093S

16

17 65-067S

18

19

20

CBT-SB-NA-1PS 13 Printed in USA 11/15

526-281S TSTAT, HI-LIMIT BULB & CAP, 700F

85-144-24S PWER SUPPLY, 24VDC 100W

353-262CS PCB, MAIN CONTROLLER

65-058S RELAY, SS,50A,280VAC,3-32VDC

TERMINAL BLOCK 12POS 2ROW INSULATED

RELAY, DPST, 30A, 200/240, 50/60

1

3

1

1

1

3