Title: Drain water from plumbing.
Course: Building Management I (16103-I) > Section: Performing Plumbing Maintenance

Draining should include the following steps:

- Assemble tools and equipment.
- Turn off the main water supply valve.
- Turn off the water heater.
- Open the lowest and highest faucet in the building.
- Let water drain from plumbing.

Process/Skill Questions:

- Where is the main water supply valve located?
- What type of tool is used to turn off the main water supply?
- When should water be drained from plumbing?