Step1: Turn off the equipment, disconnect power, and allow all steam pressure to fully release.
Step2: Remove the existing safety valve using the appropriate wrench.
Step3: Clean the threaded connection and apply an approved thread sealant if specified by the manufacturer.
Step4: Thread the new steam safety valve into place and tighten securely without over-tightening.
Step5: Restore power, bring the unit to operating pressure, and inspect for leaks while confirming the valve is installed upright and operates correctly.