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

Page 2 - TABLE OF CONTENTS

— 2 — F35628 (10-04) TABLE OF CONTENTS GENERAL ........................................................................................................................................ 3 Introduction ........................................................................................................

Page 3 - No lubrication is required on this equipment.; Electrical Data; Model; Gas Data; Manometer; GENERAL

— 3 — F35628 (10-04) INTRODUCTION Procedures in this manual will apply to allm o d e l s u n l e s s s p e c i f i e d . P i c t u r e s a n dillustrations can be of any model unless thepicture or illustration needs to be modelspecific. All models are equipped with 30,000BTU/HR burners as standard e...

Page 4 - REMOVAL AND REPLACEMENT OF PARTS; COMPONENT LOCATION; Figure A

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

Page 5 - CONTROL PANEL; Figure B; COVERS AND PANELS; Bullnose Weld Assembly

— 5 — F35628 (10-04) CONTROL PANEL WARNING: DISCONNECT THE ELECTRICALPOWER TO THE MACHINE ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES. 1. Remove the two screws securing the control panel. One screw is located ateach end of the control panel. 2. P u l l t h e c o n t r o l p a n e l f o r w a r d a n d disc...

Page 6 - Figure E; INDICATOR LIGHT

— 6 — F35628 (10-04) POWER ON/OFF SWITCH WARNING: DISCONNECT THE ELECTRICALPOWER TO THE MACHINE ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES. 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 o...

Page 7 - FLAME SWITCH; Figure F; IGNITOR MODULE; Figure G

— 7 — F35628 (10-04) FLAME SWITCH WARNING: DISCONNECT THE ELECTRICALPOWER TO THE MACHINE ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES. 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. Remove sensor from th...

Page 8 - GAS BURNER; Figure H; PILOT SOLENOID; Figure I

— 8 — F35628 (10-04) GAS BURNER WARNING: DISCONNECT THE ELECTRICALPOWER TO THE MACHINE ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES. 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 overthe guide screw then pull the...

Page 9 - PILOT; Figure J; DUAL SOLENOID; Figure K

— 9 — F35628 (10-04) PILOT WARNING: DISCONNECT THE ELECTRICALPOWER TO THE MACHINE ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES. 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 remo...

Page 10 - THERMOSTAT CALIBRATION; Figure L; MAIN BURNER ADJUSTMENT; SERVICE PROCEDURES AND ADJUSTMENTS

— 10 — F35628 (10-04) WARNING: CERTAIN PROCEDURES IN THIS SECTION REQUIREELECTRICAL TEST ORMEASUREMENTS WHILEPOWER IS APPLIED TO THEMACHINE. EXERCISEEXTREME CAUTION AT ALLTIMES. IF TEST POINTS ARENOT EASILY ACCESSIBLE,DISCONNECT POWER ANDFOLLOW LOCKOUT / TAGOUTPROCEDURES, ATTACH TESTEQUIPMENT AND RE...

Page 11 - GAS PRESSURE MEASUREMENT; Figure M

— 11 — F35628 (10-04) 2. Units for operation of natural or propane gas are also equipped with a factory presetpressure regulator with an outlet pressureof 5” W.C. (Water Column) for natural gassupply and 10” W.C. for propane gassupply, and should not require furtheradjustment. 3. The burners and pil...

Page 12 - COMPONENT DESCRIPTION; Ignition Control Module; SEQUENCE OF OPERATION; ELECTRICAL OPERATION

— 12 — F35628 (10-04) 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 setto the ON position and turned off when flameswitch closes. Burner On Lights – Illuminates to indicate burner is turned...

Page 13 - SCHEMATIC DIAGRAMS; Schematic Drawing for 24” Griddle; USE SUPPLY WIRES SUITABLE FOR 200

— 13 — F35628 (10-04) SCHEMATIC DIAGRAMS Schematic Drawing for 24” Griddle B NOTE: 1 . USE SUPPLY WIRES SUITABLE FOR 200 ° C OR EQUIVALENT EMPLOYER DES FILS D’ALIMENTATION ADEQUATS 200 ° C OR EQUIVALENT 2 . HARNESS PART NO. 723526-1

Page 14 - Schematic Drawing for 36” Griddle

— 14 — F35628 (10-04) SCHEMATIC DIAGRAMS Schematic Drawing for 36” Griddle B NOTE: 1 . USE SUPPLY WIRES SUITABLE FOR 200 ° C OR EQUIVALENT EMPLOYER DES FILS D’ALIMENTATION ADEQUATS 200 ° C OR EQUIVALENT 2 . HARNESS PART NO. 723527-1

Page 15 - Schematic Drawing for 48” Griddle

— 15 — F35628 (10-04) SCHEMATIC DIAGRAMS Schematic Drawing for 48” Griddle B NOTE: 1 . USE SUPPLY WIRES SUITABLE FOR 200 ° C OR EQUIVALENT EMPLOYER DES FILS D’ALIMENTATION ADEQUATS 200 ° C OR EQUIVALENT 2 . HARNESS PART NO. 723528-1

Page 16 - Schematic Drawing for 60” Griddle

— 16 — F35628 (10-04) SCHEMATIC DIAGRAMS Schematic Drawing for 60” Griddle B NOTE: 1 . USE SUPPLY WIRES SUITABLE FOR 200 ° C OR EQUIVALENT EMPLOYER DES FILS D’ALIMENTATION ADEQUATS 200 ° C OR EQUIVALENT 2 . HARNESS PART NO. 723529-1

Page 17 - Schematic Drawing for 72” Griddle

— 17 — F35628 (10-04) SCHEMATIC DIAGRAMS Schematic Drawing for 72” Griddle B NOTE: 1 . USE SUPPLY WIRES SUITABLE FOR 200 ° C OR EQUIVALENT EMPLOYER DES FILS D’ALIMENTATION ADEQUATS 200 ° C OR EQUIVALENT 2 . HARNESS PART NO. 723530-1

Page 18 - TROUBLESHOOTING GUIDE; SYMPTOM

— 18 — F35628 (10-04) TROUBLESHOOTING GUIDE SYMPTOM Indicator light fails to lightwhen power ON/OFFswitch is set to ONposition Indicator light fails to goout when power ON/OFFswitch is set to the OFFposition Griddle does not heatwhen thermostat is turnedon Igniter stays on too longafter pilot flame ...

Page 19 - REMEDY

— 19 — F35628 (10-04) TROUBLESHOOTING GUIDE REMEDY Check operation of pilot valve Purge gas lines Check that gas supply is on Check and repair wire connection Check for obstruction or wrong sizeorifice Realign pilot and igniter Check and repair wire connection Correct air flow Check for obstruction ...