Step1: Shut off gas and electrical power completely and confirm appliance is cool before starting.
Step2: Open access panel and place the existing thermocouple and pilot assembly.
Step3: Carefully disconnect the old thermocouple from the gas valve and pilot bracket.
Step4: Route the new thermocouple along the original path, avoiding sharp bends or hot surfaces.
Step5: Secure the sensing tip in the pilot flame area for accurate signal generation.
Step6: Reconnect to the control valve, restore gas, and test pilot ignition and flame stability before full operation.