Replacement should include the following steps:
- Assemble tools and equipment.
- Shut off water.
- Remove the lid from the tank.
- Drain all water.
- Remove the nut from the underside of tank and remove the flush valve.
- Replace the flush valve and the tank lid.
- Turn the water on.
- Test the new valve.
Process/Skill Questions:
- What are the relevant safety precautions/procedures for replacing a flush valve?
- Will the same flush valve work in all toilets? Why, or why not?
- What are the characteristics of a defective flush valve?
- What tools are required for replacing a flush valve?