Manuale d’uso / di manutenzione del prodotto ML-136221-00G24 del fabbricante Vulcan-Hart
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SERVICE MANUAL Heavy Duty Gas Griddles MODEL MLS 924RE ML-135221-00G24 936RE ML-135222-00G36 948RE ML-135223-00G48 960RE ML-135224-00G60 972RE ML-135225-00G72 www.vulcanhart.com 924RE AGE24 MODELS MLS AGE24 ML-135226-00G24 AGE36 ML-135227-00G36 AGE48 ML-135228-00G48 AGE60 ML-135229-00G60 AGE72 ML-135230-00G72 www.
- 2 - TABLE OF CONENTS INSTALLATION ........................................................................................................................... 4 COMPONENT LOCATION ......................................................................
- 3 - SYMPTOM – ONE BURNER HAS A DELAYED I GNITION; A SEVERAL SECOND LAPSE BETWEEN THE INDICATOR LIGH T TURING ON AND W HEN THE BURNER ACTUALLY LIGHTS. .................................................................................................
GENERAL INTRODUCTION This manual is prepared for the use of trained service technicians and should only be used by those who are properly qualified. This manual is not intended to be all encompassing.
COMPONENT LOCATION 948RE AND AGE48 CONTROL PANEL - 5 -.
CONTROL PANEL Disconnect the electrical power and follow lockout / tagout procedures The Control Panel holds the thermostats, indicator lights and power switch, and is connected to the Control Plate with a Panel Connector 1. Remove the four screws securing the control panel.
HEAT SHIELD Disconnect the electrical powe r and f ollow lockout / tagout procedures The heat shield protects the electrical components and should only be temporarily removed for easier replacement of some the control components. 1. Remove the control panel.
Disconnect the electrical power and follow lockout / tagout procedures THERMOSTAT TROUBLESHOOTING SYMPTOM – NO POWER TO THE BURNER S OLENOID 1. Check for loose or excessively greasy/dirty connections at terminals 2. Check for continuity/resistance between the tw o thermostat terminals with wires disconnected A.
THERMOSTAT CALIBRATION 1. Each thermostat cont rols a 12” zone of the griddle. Usin g a Surface Pr obe temper ature measurement de vice, observe the temperatures at the center points of the cooking zon es.
TEMPERATURE DIAL INDICATOR LIGHT KNOB POWER SWITCH KNOB GUARD ( OPTIONAL ) POWER ON/OFF SWITCH The Power Switch controls the power supply to all other electronic com ponents. Disconnect the electrical power and follow lockout / tagout procedures POWER SWITCH TROUBL ESHOOTING SYMPTOM – NO POWER BEING SUPPLIE D TO THE UNIT 1.
A. If no voltage – check wiring for short or break and check thermostat B. If you have 120V – replace indicator light. Disconnect the electrical power and follow lockout / tagout procedures INDICATOR LIGHT REMOVAL 1. Remove the control panel 2. Label and disconnect wires to the light 3.
Disconnect the electrical power and follow lockout / tagout procedures FLAME SWITCH TROUBLESHOOTING SYMPTOM – INDICATOR LIGHTS, THERMOST ATS AND BURNER V ALVES NOT WORKING 1. Check for loose or excessively greasy/dirty terminal connections 2. Check that flame switch probe is fully engulf ed in the pilot flame and glowing cherry red.
Disconnect the electrical power and follow lockout / tagout procedures SPARK IGNITOR TROUBLESHOOTING SYMPTOM – NO SPARK BETWEEN PILOT HEAD AND EL ECTRODE 1. Check for loose or greasy/dirty connections at all terminals (including electrode wire) 2. Check for 120 voltage from L1 terminal to ground a.
Disconnect the electrical power and follow lockout / tagout procedures SOLENOID VALVE TROUBLESHOOTI NG SYMPTOM – NO GAS FLOW TO BURNER 1. Check terminals for loose or greasy/dirty connections 2. Check gas pressure – check for orif ice obstructions.
PILOT ASSEMBLY REMOVAL Disconnect the electrical power and follow lockout / tagout procedures Shut off gas supply - 15 - 1. Remove control panel and heat shield 2. Reaching underneath the front of the unit, remove the pilot tube fitting and disengage the pilot tube from the pilot.
Disconnect the electrical power and follow lockout / tagout procedures BURNER TROUBLESHOOTING SYMPTOM – ALL BURNERS HAVE A LOWE R OR HIGHER FLAME THAN NORMAL. 1. Check gas pressure SYMPTOM – ONE OR MORE BURNERS HAVE LOWER FLAME LEVE L THAN THE OTHERS.
BURNER CLIP (U NDERNEATH ) FLASH TUBE PILOT ASSY IGN ITION PORTS AIR SHUTTER ORIFICE MAIN BURNERS These photos are for reference – it should not be necessary to remove the griddle top to perform the procedures listed in this manual.
REGULATOR TROUBLESH OOTING SYMPTOM – UNIT WILL NOT MAINTAIN CONSISTENT PRESSURE 1. Check that vent limiter is not clogged by grease and debris 2. Check store gas pressure before regulator with all equipment on that line turned on and consuming gas A.
SEQUENCE OF OPERATION Operation is the same for all size griddles. The neutral wire from the power source is directly connected to a terminal on each thermostat, the N terminal on each ignition module and one terminal on the pilot solenoid. 1. The power on/off switch is set to the ON position.
WIRING DIAGRAMS WIRING DIAGRAM – 24-INCH GRIDDLE - 20 -.
WIRING DIAGRAM – 36-INCH GRIDDLE - 21 -.
WIRING DIAGRAM – 48-INCH GRIDDLE - 22 -.
WIRING DIAGRAM – 60-INCH GRIDDLE - 23 -.
WIRING DIAGRAM – 72-INCH GRIDDLE - 24 -.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Vulcan-Hart ML-136221-00G24 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Vulcan-Hart ML-136221-00G24 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Vulcan-Hart ML-136221-00G24 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Vulcan-Hart ML-136221-00G24 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Vulcan-Hart ML-136221-00G24, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Vulcan-Hart ML-136221-00G24.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Vulcan-Hart ML-136221-00G24. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Vulcan-Hart ML-136221-00G24 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
