Vulcan-hart ML-135342-00060 User Manual Page 1

ITW Food Equipment Group, LLC 3600 North Point Blvd. Baltimore, MD 21222 FORM F-36986 (Rev. 11-08) SERVICE MANUAL Heavy Duty Gas Griddles MODE

- 10 - POWER ON/OFF SWITCH The Power Switch controls the power supply to all other electronic components. Disconnect the elec

- 11 - INDICATOR LIGHT The indicator light illuminates fully to indicate that the corresponding thermostat and burner have turned on and gas is flow

- 12 - Disconnect the electrical power and follow lockout / tagout procedures SAFETY IGNITION MODULE TROUBLESHOOTING SYMPTOM – NO SPARK BETWEEN

- 13 - Disconnect the electrical power and follow lockout / tagout procedures SOLENOID VALVE TROUBLESHOOTING SYMPTOM – NO GAS

- 14 - PILOT The RRG Series Griddles utilize a solenoid valve with a brass pilot valve to control gas flow to pilot burners. One to three pilot

- 15 - HELPFUL HINT – If the unit is attached to a flexible gas line, you can extend the bullet feet out to their fullest extension to raise the gri

- 16 - 2. Reach through the back of the unit. Squeeze the burner retaining clip and slide off burner retaining pin. 3. Lift the burner up so the

- 17 - GAS REGULATOR REGULATOR INSTALLED IN A HORIZONTAL, UPRIGHT POSITION The RRG series units must have an exterior machine gas regulat

- 18 - 12. Turn power switch and gas supply back on. All gas joints disturbed during servicing must be checked for leaks. Check with a soap and wa

- 19 - WIRING DIAGRAMS WIRING DIAGRAM – 24-INCH GRIDDLE

- 2 - TABLE OF CONTENTS INSTALLATION………………………………………………………….. OPERATION……………………………………………………………... CLEANING……………………………………………………………….. LUBRICATION…………

- 20 - WIRING DIAGRAM – 36-INCH GRIDDLE

- 21 - WIRING DIAGRAM – 48-INCH GRIDDLE

- 22 - WIRING DIAGRAM – 60-INCH GRIDDLE

- 3 - BURNER………………………………………………………………….. BURNER TROUBLESHOOTING………………………………………. BURNER REMOVAL…………………………………

- 4 - GENERAL INTRODUCTION This manual is prepared for the use of trained service technicians and should only be used by those who are properly

- 5 - COMPONENT LOCATION TEMPERATURE CONTROLLER 498438 SAFETY IGNITION MODULE

- 6 - EXTERIOR PANELS CONTROL PANEL Disconnect the electrical power and follow lockout / tagout procedures The Control Panel holds the thermostat

- 7 - THERMOSTAT The thermostat is a solid state control. The thermostat supplies power to the burner solenoid valves and i

- 8 - Disconnect the electrical power and follow lockout/tagout procedures THERMOSTAT REMOVAL 1. Remove the control panel 2. Remove the knob 3.

- 9 - ADJUSTMENTS CALIBRATION 1. Each temperature controller controls a 12” zone of the griddle. Using a Surface Probe temperature measurement de