Service
Manual
Horizontal Infrared Toaster
IRT-SB-NA-1PS
IRT-SB-NA-3PS
IRT-SB-NA-1PS
IRT-SB-NA-3PS
355 East Kehoe Blvd. • Carol Stream, IL 60188 USA
Telephone: 630-462-8800 • Toll Free: 1-800-PCASTLE
Fax: 630-462-1460 • www.princecastle.com
LCD
Display
LEFT and
RIGHT Scroll
Buttons
MENU
Button
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 war-
ranty.
Product Identification…...….Pg 1
Warranty Statement…...…...Pg 1
Table of Contents…..…....…Pg 1
Electrical Specifications....…Pg 2
Safe Service Practices…..…Pg 2
Serial Number Matrix……….Pg 2
Tools Required...………....…Pg 3
Fault Identification………..…Pg 4
Troubleshooting Steps…..…Pg 5
Wiring Diagram..……..…..…Pg 6
Exploded View/Parts List..…Pg 7
Display Menu Options.…..…Pg 11
Management Programming..Pg 1
3
Remove Main Board.…….…Pg 1
6
Replace Main Board.…….…Pg 1
6
Remove Relay………..…..…Pg 1
7
Replace Relay………..…..…Pg 17
Remove Motor………..…..…Pg 1
8
Replace Motor………..…..…Pg 1
8
Remove Display Assy………Pg 1
9
Replace Display Assy………Pg 1
9
Remove Calrod(s)..…..…..…Pg
20
Replace Calrod(s)..…..…..…Pg 2
1
Remove Control Side Bread
Selection Board….…..…...…Pg 2
2
Replace Control Side Bread
Selection Board………......…Pg 2
2
Remove Right Side Bread
Selection Board….…..…...…Pg 2
3
Replace Right Side Bread
Selection Board………......…Pg 2
3
Remove Wire Belt…....……..Pg 2
4
Replace Wire Belt….…….....Pg 2
5
Remove Power Cord...……..Pg 2
6
Replace Power Cord…….....Pg 26
Remove Power Supply……..Pg 27
Replace Power Supply……..Pg 27
Remove Power Switch……..Pg 2
8
Replace Power Switch……..Pg 2
8
Remove Control Side Fan.…Pg 2
9
Replace Control Side Fan.…Pg 2
9
Remove Right Side Fan....…Pg
30
Replace Right Side Fan…….Pg
30
Display and
Touchpad
Out-feed Tray
Conveyor
Product Identification
Printed in USA
12
/
3
/2020
353
-
56
7
Rev.
B
