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Vulcan-Hart ML-52947 service manual Service Manual, Series And Vg Series, Gas Restaurant Ranges

Models: ML-114555 ML-114554 ML-114556 ML-114553 ML-114557 ML-52954 ML-52948 ML-114957 ML-52949 ML-52951 ML-52952 ML-52950 ML-52947 ML-52953

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Service Manual

GAS RESTAURANT RANGES

90 SERIES AND VG SERIES

MODEL
24L	ML-52947
48L	ML-52949
481L/LC	ML-52950
148L/LC	ML-52951
36L/LC	ML-52948
60L/LC/LCC	ML-52952
160L/LC	ML-52953
260L/LC/LCC	ML-52954
VG24	ML-114553
VG36	ML-114554
VG48	ML-114957
VG60	ML-114555
VG160	ML-114556
VG260	ML-114557

MODEL 36L/VG36

VULCAN - HART COMPANY, P . O . BOX 696, LOUISVILLE, KY 40201 - 0696, TEL. (502) 778 - 2791

FORM 31056 Rev. A (1-99)

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Vulcan-Hart ML-52947, ML-52953, ML-52950 service manual Service Manual, Series And Vg Series, Gas Restaurant Ranges

Contents

90 SERIES AND VG SERIES Service ManualGAS RESTAURANT RANGES QUALIFIED INSTALLATION PERSONNEL OPERATING, INSTALLING AND SERVICE PERSONNELQUALIFIED SERVICE PERSONNEL DEFINITIONSFOR YOUR SAFETY IMPORTANT FOR YOUR SAFETYGAS RESTAURANT RANGE MODELS GAS RESTAURANT RANGES SERVICE MANUALINDEX PLEASE KEEP THIS MANUAL FOR FUTURE REFERENCESERVICE NOTATIONS DEDICATED TECHNICAL SERVICE HOT LINEUNITS MOUNTED ON CASTERS SERVICING SIMPLE CHECKS AND ADJUSTMENTSADJUSTMENTS 1. Legs/Casters CHECKS2A. 24L and 48L Oven Door J-Bolt Assembly SERVICING SIMPLE CHECKS AND ADJUSTMENTS Cont2. Oven Door Turnbuckle 3. Pilot Flame Height SERVICING SIMPLE CHECKS AND ADJUSTMENTS Cont4. Air Shutter Adjustment SERVICING SIMPLE CHECKS AND ADJUSTMENTS ContGAS CONNECTIONS TESTING THE GAS SUPPLY SYSTEM GAS CONNECTIONS ContHOT TOP AND GRIDDLE TOP PILOT BURNER ADJUSTMENTS PILOT LIGHTING AND ADJUSTMENTSHOT TOP AND GRIDDLE TOP BURNERS Complete ShutdownOPEN TOP BURNER ADJUSTMENTS PILOT LIGHTING AND ADJUSTMENTS ContOPEN TOP BURNERS Complete ShutdownBROILER/GRIDDLE ADJUSTMENTS PILOT LIGHTING AND ADJUSTMENTS ContBROILER/GRIDDLE Complete ShutdownComplete Shutdown PILOT LIGHTING AND ADJUSTMENTS ContCONVECTION SNORKEL OVEN 90 Series Only OVEN BURNER ADJUSTMENTS PILOT LIGHTING AND ADJUSTMENTS ContComplete Shutdown Bypass Adjustment THERMOSTAT ADJUSTMENTSSTANDARD OVEN Shown with old style burner knobs THERMOSTAT ADJUSTMENTS ContShown with old style burner knobs Temperature Calibration4. Pull the dial straight off the dial shaft see Fig THERMOSTAT ADJUSTMENTS Cont12. Release the calibration screw and reinstall the dial insert THERMOSTAT ADJUSTMENTS ContDIAL SHAFT THERMOSTAT ADJUSTMENTS ContINCREASE DECREASEREGULATOR CHECK REGULATOR CHECK, ADJUSTMENT, INSTALLATIONREGULATOR ADJUSTMENT REGULATOR CHECK, ADJUSTMENT, INSTALLATION ContREGULATOR INSTALLATION REGULATOR CHECK, ADJUSTMENT, INSTALLATION ContSTANDARD OVEN AND GRIDDLE THERMOSTAT REPLACEMENT STANDARD OVEN & GRIDDLE THERMOSTAT REPLACEMENTSTANDARD OVEN AND GRIDDLE THERMOSTAT CHECKS AND CALIBRATION 8. Remove top burners, if required, to access the thermostat Fig STANDARD OVEN & GRIDDLE THERMOSTAT REPLACEMENT Cont5. Remove the top section burner valve knobs 6. Remove screws holding the control panel in place9. Unscrew the thermostat from the manifold pipe Figs. 33, 34 STANDARD OVEN & GRIDDLE THERMOSTAT REPLACEMENT ContCONVECTION SNORKEL OVEN THERMOSTAT REPLACEMENT 90 Series Only CONVECTION OVEN THERMOSTAT REPLACEMENTSTANDARD OVEN PILOT SAFETY VALVE CHECK STANDARD OVEN PILOT SAFETY VALVE CHECK, REPLACEMENTSAFETY VALVE REPLACEMENT PROCEDURES STANDARD OVEN PILOT SAFETY VALVE CHECK, REPLACEMENT Cont5. Remove safety valve from unit STANDARD OVEN PILOT SAFETY VALVE CHECK, REPLACEMENT Cont6. Install new valve by reversing Steps 1 through OVEN PILOT REPLACEMENT OVEN PILOT CHECK, REPLACEMENTOVEN PILOT CHECK THERMOCOUPLE REPLACEMENT THERMOCOUPLE CHECK, REPLACEMENTTHERMOCOUPLE CHECK OVEN BURNER NOZZLE AND ORIFICE REPLACEMENT OVEN BURNER NOZZLE AND ORIFICE CHECK, REPLACEMENTOVEN BURNER NOZZLE AND ORIFICE CHECK OVEN BURNER REPLACEMENT OVEN BURNER CHECK, REPLACEMENTOVEN BURNER CHECK PILOT ADJUSTMENT VALVE REPLACEMENT TOP SECTION PILOT CHECK, REPLACEMENTTOP SECTION PILOT REPLACEMENT TOP SECTION PILOT CHECKCONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT TOP SECTION BURNER VALVE AND NOZZLE CHECK, REPLACEMENTTOP SECTION BURNER VALVE AND NOZZLE REPLACEMENT QUICK MOTOR AND DOOR SWITCH CHECKCONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT Cont Possible Problem CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT ContCondition Possible Problem CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT ContMICRO DOOR SWITCH REPLACEMENT ConditionCONVECTION OVEN MOTOR REPLACEMENT 90 Series Only CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT Cont5. To easily access fan rotor and motor, remove snorkel tube from oven cavity CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT Cont7. Remove fan wheel cover CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT Cont13. Reinstall motor by reversing Steps 1 through CONVECTION OVEN MOTOR AND DOOR SWITCH CHECK, REPLACEMENT ContSOLENOID CHECK CENTRIFUGAL SWITCH CHECK REMOVAL OF CONVECTION OVEN SOLENOID 90 Series Only CENTRIFUGAL SWITCH CHECK ContREMOVAL OF CONVECTION OVEN SOLENOID Cont 5. Disconnect solenoid wire leads Fig 4. Disconnect pilot tubing at safety valve Fig6. Disengage safety valve assembly from the manifold area Fig REMOVAL OF CONVECTION OVEN SOLENOID ContREMOVAL OF CONVECTION OVEN SOLENOID Cont 8. Install new solenoid by reversing steps 1 throughPRINTED IN U.S.A FORM 31056 Rev. A