Troubleshoot your Faucet

My Kitchen Single-Handle faucet leaks

Identify the area that is leaking. Then, find the solutions to that area below.

Note: The diagram below is a general representation of this faucet type showing common replacement parts. If you do not find the answer you need here, please use the Technical Document search to find maintenance instructions for your specific model.

Click diagrams to enlarge

Bath Single Handle Compact Bath Single Handle Exploded

Solutions

  1. Leaks from spray head:

    • Replace Spray & Hose Assembly (#6 in diagram — Repair part RP31612)

    If spray head does not work or divert properly:

    • Remove and clean or replace Diverter Assembly (#4 in diagram — Repair part RP320)
  2. Leaks from under the handle:

    • Replace Ball Assembly (#1 in diagram — Repair part RP70 as shown for lever handles or RP212 for knob handles)
    • Replace Cam & Packing (#2 in diagram — Repair Kit RP61). For faucets purchased prior to 2007, please order RP1050 cap and RP61 cam and packing.
  3. Leaks from base of the spout:

    • Replace O-Rings (#5 in diagram — Repair part RP25)
  4. Leaks from aerator:

    • Replace seats and springs (#3 in diagram — Repair part RP4993)

    If leak persists:

    • Replace Ball Assembly (#1 in diagram — Repair part RP70 as shown for lever handles or RP212 for knob handles)

If you need replacement parts, find out Where to Buy Delta repair parts.

If you need help troubleshooting, please contact Customer Service by calling 1‑800‑345‑DELTA (3358) or email us at customerservice@deltafaucet.com.