Vulcan-Hart ML-114957, ML-52953, ML-52947 Thermocouple CHECK, Replacement, Thermocouple Check

Page 34

THERMOCOUPLE CHECK, REPLACEMENT

THERMOCOUPLE CHECK

1.Fold lower kick panel down.

2.Perform pilot lighting procedures (see Page 13).

3.If unit will not stay lit, using a volt meter, check the millivolt reading from the valve thermocouple connection while holding pilot button in the “ON” position (see Fig. 37).

4.If millivolt reading is below 5 MV, replace thermocouple.

THERMOCOUPLE REPLACEMENT

TOOLS REQUIRED: 7/16" open end wrench, 3/8" open end wrench, 1/4" socket and socket driver.

1.Disconnect unit from main gas supply.

2.Remove 7/16" nut holding thermocouple to pilot bracket.

3.Remove thermocouple from bracket (Fig. 42).

Fig. 42

Fig. 43

4.Feed thermocouple assembly through front burner box (Fig. 43).

5.Remove thermocouple lead from safety valve (see Fig. 38).

6.Install new thermocouple by reversing Steps 1 through 5.

NOTE: Be careful not to kink new thermocouple wire during the installation process.

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Contents Series and VG Series Qualified Service Personnel Qualified Installation PersonnelQualified AND/OR Authorized Operating Personnel Important for Your Safety For Your SafetyGAS Restaurant Range Models GAS Restaurant Range ModelsThermostat Adjustments Dedicated Technical Service HOT Line Service NotationsUnits Mounted on Casters Servicing Simple Checks and AdjustmentsAdjustments Checks2A L and 48L Oven Door J-Bolt Assembly Servicing Simple Checks and AdjustmentsOven Door Turnbuckle Pilot Flame Height Air Shutter Adjustment GAS Connections Testing the GAS Supply System GAS ConnectionsHOT TOP and Griddle TOP Burners Pilot Lighting and AdjustmentsHOT TOP and Griddle TOP Pilot Burner Adjustments Complete ShutdownOpen TOP Burner Adjustments Pilot Lighting and AdjustmentsOpen TOP Burners BROILER/GRIDDLE BROILER/GRIDDLE AdjustmentsStandard Oven Convection Snorkel Oven 90 Series Only Oven Burner Adjustments Thermostat Adjustments Bypass AdjustmentTemperature Calibration Thermostat AdjustmentsShown with old style burner knobs Thermostat Adjustments Thermostat Adjustments Dial Shaft Regulator CHECK, ADJUSTMENT, Installation Regulator CheckRegulator CHECK, ADJUSTMENT, Installation Regulator AdjustmentRegulator Installation Standard Oven and Griddle Thermostat Replacement Standard Oven & Griddle Thermostat ReplacementStandard Oven and Griddle Thermostat Checks and Calibration Thermostat Replacement Standard Oven & GriddleStandard Oven & Griddle Convection Oven Thermostat Replacement Standard Oven Pilot Safety Valve CHECK, Replacement Standard Oven Pilot Safety Valve CheckStandard Oven Pilot Safety Valve CHECK, Replacement Safety Valve Replacement ProceduresStandard Oven Pilot Safety Valve CHECK, Replacement 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 CheckOven Burner Replacement Oven Burner CHECK, ReplacementOven Burner Check TOP Section Pilot Replacement TOP Section Pilot CHECK, ReplacementPilot Adjustment Valve Replacement TOP Section Pilot CheckTOP Section Burner Valve and Nozzle CHECK, Replacement Convection Oven Motor and Door Switch CHECK, ReplacementConvection Oven Motor and Door Switch CHECK, Replacement Possible Problem ConditionMicro Door Switch Replacement Convection Oven Motor Replacement 90 Series Only Convection Oven Motor and Door Switch CHECK, Replacement Convection Oven Motor and Door Switch CHECK, Replacement Convection Oven Motor and Door Switch CHECK, Replacement Solenoid Check Centrifugal Switch Check Centrifugal Switch Check Removal of Convection Oven Solenoid 90 Series OnlyRemoval of Convection Oven Solenoid Removal of Convection Oven Solenoid Removal of Convection Oven Solenoid Form 31056 Rev. a

ML-114555, ML-114554, ML-114556, ML-114553, ML-114557 specifications

Vulcan-Hart is a renowned name in the commercial kitchen equipment industry, known for its commitment to quality, performance, and innovation. Among its impressive lineup, the Vulcan-Hart ML-52953, ML-52947, ML-52950, ML-52952, and ML-52951 models stand out as exceptional offerings tailored for a variety of foodservice applications.

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