Q: My single-handle kitchen faucet with side sprayer is making a noise, how do I fix it?

Whistling

  1. Remove the aerator and see if whistling stops (see FAQ 29). If noise stops, clean the aerator. If the noise still exists, move to Step 2.
  2. Ensure the water supply to the faucet is turned off.
  3. Replace the spray diverter (see FAQ 35).

Thumping

  1. Ensure the water supply to the faucet is turned off.
  2. Replace the spray diverter (see FAQ 35).