Step1: Shut off gas and power supply and let equipment cool completely before starting.
Step2: Open access panel and locate the existing thermocouple near the pilot assembly.
Step3: Disconnect the old unit from the gas control valve and mounting point.
Step4: Install thermocouple and fasten the ring terminal to the grounding screw securely.
Step5: Route the lead safely away from heat sources and moving parts, securing with clips.
Step6: Restore supply and test pilot flame for proper ignition and stable operation.