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Lincoln 1434-000-E service manual Lincoln Foodservice Products, LLC, 1450digexport, REV 1/5/07

Models: 1456 1433-000-E 1434-000-E 1457

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SERVICE MANUAL

(INTERNATIONAL)

IMPINGER CONVEYOR OVENS

MODEL 1433-000-E, 1434-000-E,

1456, 1457

WITH PUSH BUTTON CONTROLS

Lincoln Foodservice Products, LLC

1111 North Hadley Road

Fort Wayne, Indiana 46804

United States of America

Phone : (800) 374-3004

U.S. Fax: (888) 790-8193 • Int’l Fax: (260) 436-0735

Technical Service Hot Line

(800) 678-9511

www.lincolnfp.com

1450digexport

REV 1/5/07

Page 1

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Lincoln 1434-000-E service manual Lincoln Foodservice Products, LLC, North Hadley Road Fort Wayne, Indiana, 1450digexport

Contents

1111 North Hadley Road Fort Wayne, Indiana Lincoln Foodservice Products, LLCUnited States of America Phone U.S. Fax 888 790-8193 Int’l FaxSEQUENCE OF OPERATION IMPINGER ADVANTAGE SCHEMATIC DIAGRAM SERIAL NUMBER N28654 TO N31348 SCHEMATIC DIAGRAM MODELSERIAL NUMBER N31349 AND ABOVE TROUBLESHOOTING GUIDE Burner reset switch WITH POWER OFF Remove 3 prong plug on gasWITH POWER OFF Turn blower wheel to check for pressure switchAbove S/N N31349 andA pre-purgetime of 30 to 60 seconds occurs after Replace components as neededmaximum temperature see installation operations sensor wire and connectionsmanual for temperature adjustment. With the oven control at maximum temperature, check for supplyto the temperature regulation valve, proceed WITH POWER ON AND THERMOCOUPLETemperature regulation valve before testingsensor sensor is located in the conveyor motor the motor connector. Frequency reading should beproceed oven controlIMPINGER ADVANTAGE SERIES REMOVAL, INSTALLATION & ADJUSTMENTSFAN SPIDER FAN HUB CONE 1 1/2 INCH3.Remove lead wires and mark for reassembly THERMOSTAT, COOLING FAN - REPLACEMENTBURNER BLOWER MOTOR - REPLACEMENT 3.Unplug motor connectorTEMPERATURE REGULATION VALVE - REPLACEMENT 6.Remove pilot tube assembly from gas valve7.Remove temperature regulation valve assembly 8.Remove piping from temperature regulation valveBURNER IGNITOR - REPLACEMENT THERMOSTAT, OVEN CAVITY HI-LIMIT- REPLACEMENT3.Remove burner assembly. SEE BURNER ASSY BURNER ALARM - REPLACEMENTCONTROL TRANSFORMER - REPLACEMENT TEMPERATURE1.Shut power off at main breaker CONVEYOR DRIVE MOTOR - REPLACEMENTPILOT ORIFICE - REPLACEMENT 6.Remove assembly and replace main orifice3.Remove burner assembly See Burner Assembly ON-OFFSWITCH - REPLACEMENTGENERAL VIEW ADVANTAGE SERIES Page CONTROL BOX 1456,1457,1433-000-E, 1434-000-E Page ADVANTAGE SERIES OVEN BACKGAS AND ELECTRIC Page CONVEYOR 1450 SERIES Page This page intentionally left blank This page intentionally left blank 1111 North Hadley Road Fort Wayne, Indiana Lincoln Foodservice Products, LLCUnited States of America Telephone U.S. Facsimile 888 Int’l Facsimile