Lincoln Electric 1433-000-E Service Manual Download Page 1

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1450digexport

REV

1/5/07

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

Summary of Contents for 1433-000-E

Page 1: ...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 8...

Page 2: ...e normally closed oven cavity hi limit thermostat Through the gas pressure proving switch gas pressure switch removed at S N N31348 to the ignition control The combustion motor is now energized the no...

Page 3: ...Impinger I Adv Digital Gas Service Manual International 3 SCHEMATIC DIAGRAM MODEL 1433 000 E 1434 000 E SERIAL NUMBER N28654 TO N31348...

Page 4: ...Impinger I Adv Digital Gas Service Manual International 4 SCHEMATIC DIAGRAM MODEL 1456 1457 SERIAL NUMBER N28654 TO N31348...

Page 5: ...Impinger I Adv Digital Gas Service Manual International 5 SCHEMATIC DIAGRAM MODEL 1433 000 E 1434 000 E 1456 1457 SERIAL NUMBER N31349 AND ABOVE...

Page 6: ...g back to the fuse holder If voltage is present and motor does not run check motor for opens shorts or grounds WITH POWER OFF Check for locked rotor No automatic control box cooling Incoming power sup...

Page 7: ...e switch Spark generator After a pre purge time of 30 to 60 seconds after burner blower motor starts check for supply voltage to spark generator If voltage is not present check burner reset switch If...

Page 8: ...place as needed Burner blower motor Check for supply voltage to burner blower motor If no voltage is present trace wiring back to the ignition control WITH POWER OFF Turn blower wheel to check for loc...

Page 9: ...sformer Check for supply voltage to primary of control transformer If no voltage is present trace wiring back to oven power switch If voltage is present check for 24VAC at transformer secondary If the...

Page 10: ...t of the problems listed under Oven will not heat can cause intermittent failure Conveyor will not run Incoming power supply Check circuit breaker reset if required Check power plug to be sure it is f...

Page 11: ...control replace oven control Conveyor motor If there is voltage supplied to the hall effect sensor check for a frequency output from the hall effect sensor Measure frequency across the yellow and whit...

Page 12: ...moving the four 4 mounting nuts and washers 9 Reassemble in reverse order When motor mount assembly is set on the oven back align motor shaft in the center of the hole Set fan assembly on the motor sh...

Page 13: ...eld by 3 screws 4 Loosen set screws on blower wheel hub and pull straight out 5 Reassemble in reverse order NOTE There is no critical placement of the blower wheel on the motor shaft Just back as far...

Page 14: ...n reverse order and check for leaks GAS CONTROL VALVE REPLACEMENT S N N31349 and Above 1 Shut off power at main breaker 2 Shut off gas supply 3 Remove control panel top and front cover 4 Disconnect th...

Page 15: ...Shut off power at main breaker 2 Remove two wires for spark generator 3 Unplug connector on bottom of spark generator 4 Remove two mounting screws and remove spark generator 5 Reassemble in reverse or...

Page 16: ...adjust motor for proper chain tension 1 2 SAG CAPACITOR CONVEYOR MOTOR REPLACEMENT 1 Shut off power at main breaker 2 Remove control box cover and front panel 3 Discharge capacitor before removing wir...

Page 17: ...tage 120V 240V position Install the four pushbutton extensions included with the oven control by pushing the extensions onto the four set buttons on control F Reassemble in reverse order and check sys...

Page 18: ...ort assembly R 369057 Support bracket pin S 369643 Strike assembly T 1009 Oven top U 369062 Top control box V 369140 Compression spring W 369903 Washer flat X 369141 Conveyor hold down bracket Y 36913...

Page 19: ...Impinger I Adv Digital Gas Service Manual International 19...

Page 20: ...rner Igniter N 369075 Flame Sensor O 369142 Flame Target P 370362 Thermocouple Type K Q 369589 Blower Motor R 369399 Air Shutter Assembly S 369400 Shutter MVB Air Plate T 369158 Drive Sprocket U 37037...

Page 21: ...Impinger I Adv Digital Gas Service Manual International 21...

Page 22: ...ovens 370140 Cover motor electric ovens B 369214 Motor main fan 50 Hz C 369033 Motor clamp D 369215 Motor support assembly E 369192 Capacitor 7 5 MFD F 369306 Oven back assembly gas oven G 369646 Stan...

Page 23: ...Impinger I Adv Digital Gas Service Manual International 23...

Page 24: ...9362 Conveyor belt 1 foot section 30 inch wide belt Conveyor belt 1 foot section 32 inch wide belt B 369825 Retaining ring C 369813 Conveyor bearing block D 369314 Roll conveyor notched E 369812 Conve...

Page 25: ...Impinger I Adv Digital Gas Service Manual International 25...

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Page 27: ...Impinger I Adv Digital Gas Service Manual International 27 This page intentionally left blank...

Page 28: ...ional 28 Lincoln Foodservice Products LLC 1111 North Hadley Road Fort Wayne Indiana 46804 United States of America Telephone 260 459 8200 U S Facsimile 888 790 8193 Int l Facsimile 260 436 0735 Techni...

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