OPERATING
INSTRUCTIONS
Conveyor Toaster
TABLE OF CONTENTS
PAGE
Installation..................................................................... 2
Operation ....................................................................... 2
Preventive Maintenance ............................................... 2
Cleaning ........................................................................ 3
Troubleshooting Chart .................................................. 3
Exploded View .............................................................. 4
Parts List....................................................................... 4
Wiring Diagram ............................................................. 6
Model No. 428 Series
LIMITED WARRANTY
This product is warranted to be free from defects in
material and/or workmanship for a period of two (2)
years (Heating Elements are warranted for one (1)
year) from date of original installation, not to exceed 30
months from date of shipment from our factory. On-
location service for failure within 1 year of installa-
tion, proof of purchase will be required.
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 or labor.
Prince Castle’s line of Radiant Conveyor Toasters
feature compact designs with easy to use controls.
All models feature reliable metal sheathed radiant
elements for durabilty, removable crumb tray, and
loading chute.
This warranty is subject to the following exceptions/
conditions:
z Use of any non-genuine Prince Castle parts voids
this warranty.
z This equipment is portable; charges for on-location
service (e.g., trip charges, mileage) are not includ-
ed in the provisions of this warranty.
ELECTRICAL INFORMATION
Two Slice Models
z All labor shall be performed during regular work hours.
Model
428-A
428-B
428-C
428-D
428-E
Volts Watts Amps
Hz Plug
Overtime premium will be charged to the buyer.
120
208
220
240
240
1700
2600
2600
2600
2600
14.2
60 5-15P
z All problems due to operation at voltages other than
specified on equipment nameplates do not apply to
warranty. Conversion to correct voltage must be the
customers responsibility.
12.5 50/60 6-2OP
11.8
10.8
10.8
50
60 6-20P
50 None
None
z 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.
Three Slice Models
428-3B
428-3E
208
240
3400
4100
16.3
17.1
60 6-30P
50 None
z Motors that fail due to the lack of monthly lubrication
will not necessarily be covered under warranty.
z This toaster must be serviced by a Prince Castle
Authorized Service Center or a Prince Castle Service
Technician. Failure to do so can void this warranty.
355 East Kehoe Blvd. z Carol Stream, IL 60188
Tel: (630) 462-8800 z Fax: (630) 462-1460
Toll Free: 1-800-PCASTLE
Printed in 2001
428-501revD
Prince Castle Inc.
2. Unplug toaster.
3. Remove crumb tray and clean toaster and parts
by wiping with damp cloth.
Note: Some units come with a Teflon coated return
chute. Do Not use an abrasive cleaning agent or
scrub brush on the Teflon.
CLEANING
The conveyor chain should not touch the top surface
of the crumb tray holder. If the chain does touch,
retension it by un plugging the unit, remove both
side covers, loosen the front bearing mounting
screws and pivot the bearing until the chain no
longer touches. Re-tighten bearing screws and
replace side covers
CAUTION: Turn off power switch,
unplug toaster from wall outlet, and let
toaster cool down before doing any
repairs. All repairs should be done by
a qualified service technician.
CLEANING
1. Set the POWER switch to OFF. Allow toaster to
cool for 30 minutes.
TROUBLESHOOTING CHART
PROBLEM
CAUSE
SOLUTION
High limit tripped.
Toaster overheating due to
blockage of airflow.
Clean any debris from the fan guard
that might be blocking the flow.
Airflow fan inoperable.
Replace fan .
No power.
Circuit breaker tripped.
Power switch inoperable.
Broken wire in power cord.
Reset circuit breaker.
Replace power switch.
Replace power cord.
Toaster conveyor not
turning.
Conveyor motor inoperable.
Conveyor switch inoperable.
Motor chain is loose
Lubricate and/or Replace motor.
Replace speed switch.
Retension motor chain.
Conveyor bearings worn
Replace bearings
Conveyor chain binds
up in operation.
Sprockets worn.
Excessive slack in conveyor
chain.
Replace sprockets.
Remove a chain link.
Toaster overheating.
Airflow blockage.
Clean any debris from fan guard
Replace fan motor.
Airflow fan inoperable
Upper and lower heat
tubes not heating.
Heater switch inoperable.
Heater tube inoperable.
Replace heater switch.
Replace heater tube.
Bread product burning.
Bread product too light.
Conveyor speed too slow.
Conveyor speed too fast.
Adjust to proper settings
Adjust to proper settings
Lower heat tubes heating
but top tubes are not.
High Limit Switch Tripped
3
See High Limit Tripped section
EXPLODED VIEW
428-122
Top Cover
428-126
Side Cover
428-108
Rear Cover
428-185S (428-3E)
428-165S(428-B, 4
elements)
428-170S (428-B. 6
elements)
421-134S(208-240 Volt)
421-133S (120Volt)
Speed Control Switch
421-072S
Idler Sprocket**
428-166S(428-C
428-167S(428-D&E)
428-385S (428-A)
428-411S (428-3B)
Heater Assy.
78-173S
Heat Control Switch
Lead In Ramp
86-256S
Sprocket**
428-112
428-138
70-043
Speed Control
Knob
Chain Assy.
87-018S
Motor
428-223
Crumb Tray
428-142S
Fan
72-159S
(428-B&D)
72-163S
(428-C&E)
Line Cord
70-042
Heat Control
Knobs
428-107
Bottom Ramp
78-184S
Power Switch
428-126
Side Cover
86-255S
Legs (Pkg of 4)
86-271
Fan Guard
428-127
Bun Chute
Items Not Shown
Part Number Description
421-087
421-088
428-056
421-286S
78-222S
421-072S
86-256S
Drive Shaft
Idler Shaft
Conveyor Chain
Teflon Bearing
High Limit Switch
Sprocket (428-A only)
Idler Sprocket (428-A only)
4
WIRING DIAGRAM (428-B, C, D & E)
WIRING DIAGRAM (428-A)
5
6
7
8
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