Replacing Toilet Fill Valve

fill valve
The fill valve is located in a commode water tank. It is a liquid level-actuated valve that regulates the amount of water dispersed from the tank to the bowl.
(Fill Valves) A location on the tube through which you can inflate or deflate the tube. These valves are spring loaded to close and contain the air inside the tubes. The valve can also be turned to an “OPEN” position to quickly evacuate the tube of air when preparing to transport the boat.
An electro-mechanical device that opens a valve to allow water to flow. The electric current causes a magnetic field to develop in the solenoid coil which in turn then moves a metallic plunger. The plunger is attached to a diaphragm which opens the valve.

replacing
replacement: the act of furnishing an equivalent person or thing in the place of another; "replacing the star will not be easy"
(replace) substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected); "He replaced the old razor blade"; "We need to replace the secretary that left a month ago"; "the insurance will replace the lost income"; "This antique
(replace) supplant: take the place or move into the position of; "Smith replaced Miller as CEO after Miller left"; "the computer has supplanted the slide rule"; "Mary replaced Susan as the team's captain and the highest-ranked player in the school"
Take the place of
Provide or find a substitute for (something that is broken, old, or inoperative)
Fill the role of (someone or something) with a substitute

toilet
A room, building, or cubicle containing one or more of these
gutter: misfortune resulting in lost effort or money; "his career was in the gutter"; "all that work went down the sewer"; "pensions are in the toilet"
A large bowl for urinating or defecating into, typically plumbed into a sewage system and with a flushing mechanism
a plumbing fixture for defecation and urination
a room or building equipped with one or more toilets
The process of washing oneself, dressing, and attending to one's appearance