Vulcan-Hart 924RE ML-135221-00G24, 936RE ML-135222-00G36, 948RE ML-135223-00G48, 960RE ML-135224-00G60, 972RE ML-135225-00G72 Service Manual
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Vulcan-Hart 924RE ML-135221-00G24, 936RE ML-135222-00G36, 948RE ML-135223-00G48, 960RE ML-135224-00G60, 972RE ML-135225-00G72 Service Manual

Heavy duty gas griddles 900re series
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Download this manual See also: Service Manual
This manual is prepared for the use of trained Vulcan Service
Technicians and should not be used by those not properly qualified.
If you have attended a Vulcan Service School for this product, you
may be qualified to perform all the procedures described in this
manual.
This manual is not intended to be all encompassing. If you have not
attended a Vulcan Service School for this product, you should
read, in it's entirety, the repair procedure you wish to perform to
determine if you have the necessary tools, instruments and skills
required to perform the procedure. Procedures for which you do
not have the necessary tools, instruments and skills should be
performed by a trained Vulcan Service Technician.
Reproduction or other use of this Manual, without the express
written consent of Vulcan, is prohibited.
For additional information on Vulcan-Hart or to locate an authorized parts
and service provider in your area, visit our website at www.vulcanhart.com
VULCAN-HART
DIVISION OF ITW FOOD EQUIPMENT GROUP, LLC
WWW.VULCANHART.COM
SERVICE MANUAL
900RE SERIES
HEAVY DUTY
GAS GRIDDLES
MODELS
924RE
936RE
948RE
960RE
972RE
- NOTICE -
P.O. BOX 696, LOUISVILLE, KY 40201-0696
ML-135221-00G24
ML-135222-00G36
ML-135223-00G48
ML-135224-00G60
ML-135225-00G72
TEL. (502) 778-2791
F35628 (10-04)

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Summary of Contents for Vulcan-Hart 924RE ML-135221-00G24, 936RE ML-135222-00G36, 948RE ML-135223-00G48, 960RE ML-135224-00G60, 972RE ML-135225-00G72

  • Page 1 Vulcan Service Technician. Reproduction or other use of this Manual, without the express written consent of Vulcan, is prohibited. For additional information on Vulcan-Hart or to locate an authorized parts and service provider in your area, visit our website at www.vulcanhart.com VULCAN-HART DIVISION OF ITW FOOD EQUIPMENT GROUP, LLC WWW.VULCANHART.COM...

  • Page 2: Table Of Contents

    Gas Pressure Measurement ... 11 Extended Shutdown ... 11 ELECTRICAL OPERATION ... 12 Component Description... 12 Sequence of Operation ... 12 SCHEMATIC DIAGRAMS ... 13 TROUBLESHOOTING GUIDE ... 18 F35628 (10-04) © VULCAN-HART, 2004 TABLE OF CONTENTS — 2 —...

  • Page 3: General

    INTRODUCTION Procedures in this manual will apply to all models unless specified. Pictures and illustrations can be of any model unless the picture or illustration needs to be model specific. All models are equipped with 30,000 BTU/HR burners as standard equipment. One burner is used for every 12 inches of griddle surface.

  • Page 4: Removal And Replacement Of Parts

    REMOVAL AND REPLACEMENT OF PARTS Back Panel Griddle Grease Drawer Ignitor Module Flame Switch F35628 (10-04) COMPONENT LOCATION Dual Solenoid Pilot Solenoid Figure A — 4 — Bullnose Deflector Plate Heat Shield Control Plate Control Panel Panel Connector Ignitor Module Flame Switch Dual...

  • Page 5: Control Panel

    CONTROL PANEL WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. 1. Remove the two screws securing the control panel. One screw is located at each end of the control panel. 2. Pull the control panel forward and disconnect the electrical connector near the right end.

  • Page 6: Power On/Off Switch

    POWER ON/OFF SWITCH WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. 1. Remove the control panel. 2. Label and disconnect the wires to the power ON/OFF switch. 3. Squeeze the switch retainer and slide the switch out through the front of the control panel.

  • Page 7: Flame Switch

    FLAME SWITCH WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. 1. Remove the control panel. 2. Label and disconnect the wires to the flame switch. 3. Remove the two screws securing flame switch to control plate. 4.

  • Page 8: Gas Burner

    GAS BURNER WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. 1. Remove the back panel. 2. Cut shipping tie from burner. 3. To remove the burner, reach through the back of the unit and lift the burner up over the guide screw then pull the burner out through the back of the unit.

  • Page 9: Pilot

    PILOT WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. WARNING: SHUT OFF THE GAS BEFORE SERVICING THE GRIDDLE. 1. Remove control panel and heat shield for visual access of the pilot. 2. Reaching underneath the front of the griddle remove the pilot tube fitting and disengage the pilot tube from the pilot.

  • Page 10: Service Procedures And Adjustments

    SERVICE PROCEDURES AND ADJUSTMENTS WARNING: CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR MEASUREMENTS WHILE POWER IS APPLIED TO THE MACHINE. EXERCISE EXTREME CAUTION AT ALL TIMES. IF TEST POINTS ARE NOT EASILY ACCESSIBLE, DISCONNECT POWER AND FOLLOW LOCKOUT / TAGOUT PROCEDURES, ATTACH TEST EQUIPMENT AND REAPPLY POWER TO TEST.

  • Page 11: Gas Pressure Measurement

    2. Units for operation of natural or propane gas are also equipped with a factory preset pressure regulator with an outlet pressure of 5” W.C. (Water Column) for natural gas supply and 10” W.C. for propane gas supply, and should not require further adjustment.

  • Page 12: Electrical Operation

    ELECTRICAL OPERATION COMPONENT DESCRIPTION Power Switch ON/OFF – Switch turns power ON or OFF. Ignition Control Module – Provides ignition spark. Turned on when ON/OFF switch is set to the ON position and turned off when flame switch closes. Burner On Lights – Illuminates to indicate burner is turned on.

  • Page 13: Schematic Diagrams

    SCHEMATIC DIAGRAMS Schematic Drawing for 24” Griddle — 13 — F35628 (10-04)
  • Page 14 SCHEMATIC DIAGRAMS Schematic Drawing for 36” Griddle — 14 — F35628 (10-04)
  • Page 15 SCHEMATIC DIAGRAMS Schematic Drawing for 48” Griddle — 15 — F35628 (10-04)
  • Page 16 SCHEMATIC DIAGRAMS Schematic Drawing for 60” Griddle — 16 — F35628 (10-04)
  • Page 17 SCHEMATIC DIAGRAMS Schematic Drawing for 72” Griddle — 17 — F35628 (10-04)

  • Page 18: Troubleshooting Guide

    TROUBLESHOOTING GUIDE SYMPTOM Indicator light fails to light Not plugged in when power ON/OFF switch is set to ON position Faulty ON/OFF switch Store circuit breaker tripped Faulty lamp Indicator light fails to go Faulty power ON/OFF switch out when power ON/OFF switch is set to the OFF position Griddle does not heat...
  • Page 19 TROUBLESHOOTING GUIDE SYMPTOM Pilot does not light after Problem with pilot valve igniter has been on several minutes Gas supply not purged of air No gas supply Loose wire connection Obstructed or wrong size pilot orifice Problem with alignment of pilot and igniter Pilot fails to remain lit Loose wire connection...
  • Page 20 FORM 35628 (10-04) PRINTED IN U.S.A.

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Ml-135221-00g24924re936reMl-135222-00g36948reMl-135223-00g48 ... Show all

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