Step1: Turn off water/gas supply and depressurize system and ensure power is isolated.
Step2: Remove old fitting and clean threaded connection to prevent contamination.
Step3: Apply thread sealant/tape to nipple threads for leak prevention.
Step4: Thread flange nipple into designated port and hand start then tighten securely with wrench.
Step5: Attach screw sold separately ensuring alignment and check orientation.
Step6: Check for leaks after restoring supply and tighten if needed and test pressure gradually.
Step7: Verify stable installation before equipment use and follow manufacturer specs.