Step1: Turn off the natural gas supply and disconnect electrical power to the appliance.
Step2: Remove the existing regulator and inspect gas piping for wear or debris.
Step3: Apply approved gas thread sealant to the male pipe threads only.
Step4: Install the new regulator with the directional flow arrow pointing toward the equipment.
Step5: Tighten the connections securely without damaging the fittings.
Step6: Restore the gas supply and check all joints with a soap-and-water solution for leaks.
Step7: Verify gas pressure is set between before placing the appliance into operation.