Step1: Turn off gas and electrical power supply completely and confirm isolation.
Step2: Release system pressure fully and ensure zero flow before starting.
Step3: Remove old valve carefully from the pipeline using proper tools.
Step4: Clean and inspect pipe threads for damage before installation.
Step5: Apply thread sealant and fit new pilot safety valve securely to ensure sealing integrity.
Step6: Tighten connections evenly without over-torquing fittings to avoid damage.
Step7: Restore supply gradually and test for leaks thoroughly under low pressure.