Patent ID: 6860282

Claim:
A method for converting a manually operated flush valve used with a urinal or toilet, comprising the acts of: providing a manually operated flush valve including a valve mechanism located within a valve body constructed and arranged to control water flow between a water inlet and a water outlet, a manual handle mechanically coupled to said valve mechanism and constructed to operate said valve mechanism upon pivotable displacement; manually causing pivotable displacement of said manual handle and thereby causing water flow between said water inlet and said water outlet; after said manually causing pivotable displacement, providing a conversion assembly including a power module, a control module, a driver module, including a gear assembly and a spring, and a displacement member; mounting fixedly said conversion assembly relative to said valve body; providing a mechanical coupling between said displacement member and said handle including preloading said spring; actuating said control module and thereby triggering said driver module acting on said gear assembly constructed to displace said displacement member; and pivotably displacing said manual handle by said displacement member to actuate said valve mechanism and cause water flow between said water inlet and said water outlet.