Essentials of Plumbing Lesson

TESTING FOR MECHANICAL OPERATION AND LEAKS

The installation of a new lavatory/sink requires that the fixture be tested for mechanical operation and leaks. Check the operation of each faucet and water retaining plug, such as PO and pop-up type. Then check all water and waste joint connections for leaks, as follows (see Figure 17):

FIGURE 17. TESTING FOR MECHANICAL OPERATION AND LEAKS

Turn on water at meter stop valve.
Open fixture's shutoff valves.
Turn faucets on and off to check their operation.
With the water running, check all water and waste joint connections for leaks.
With the fixture filled with water, check operation of drain plug.
Make any repairs or adjustments at once