Vulcan-Hart GHF90G ML-135504, GHF91G ML-135503 service manual Pilot Orifice, Combination Valve

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6. Remove thermopile from pilot bracket.

7. Reverse procedure to install.

PILOT ORIFICE

WARNING: SHUT OFF THE GAS BEFORE SERVICING.

WARNING: ALL GAS JOINTS DISTURBED DURING SERVICING MUST BE CHECKED FOR LEAKS. CHECK WITH SOAP AND WATER SOLUTION (BUBBLES). DO NOT USE AN OPEN FLAME.

1.Remove pilot assembly from fryer as outlined under thermopile.

2.Remove hex nut on the bottom of the pilot to expose the orifice.

3.Replace orifice and reverse procedure to assemble.

COMBINATION VALVE

WARNING: SHUT OFF THE GAS BEFORE SERVICING.

WARNING: ALL GAS JOINTS DISTURBED DURING SERVICING MUST BE CHECKED FOR LEAKS. CHECK WITH SOAP AND WATER SOLUTION (BUBBLES). DO NOT USE AN OPEN FLAME.

1. Disconnect fryer from main gas supply.

2.Remove the right hand burners as outlined under Burners (optional).

3.Disconnect lead wires from combination valve and mark for reconnecting.

4.Disconnect pilot tubing from combination valve.

5.Disconnect combination valve union (Fig.1) and pressure fitting (Fig. 2).

Fig.1

Fig. 2

6.Remove the combination valve from the fryer.

7.Reverse procedure to install.

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Contents GHF Series Heavy Duty Range Matching GAS Fryers & Frymates Table of Contents Tools SpecificationsGeneral IntroductionDoor Removal and Replacement of PartsCovers and Panels BurnersThermostat Thermopile High LimitCombination Valve Pilot OrificeFRY Tank Calibration Steps Service Procedures and AdjustmentsMillivolt Controls Test Thermostat CalibrationNozzles and Orifices Pilot AdjustmentBURNERS, Nozzles and Orifices BurnersCombination Valve Regulator Adjustment Electrical Operation System Condition Quick Check ProceduresControl System Description Schematic Component Function Symptom Possible Cause TroubleshootingTroubleshooting Form 35618