Toilet Keeps Running After Flush? Fix It in 10 Minutes

Toilet Keeps Running After Flush? Fix It in 10 Minutes

A running toilet wastes water, increases your bill, and can be very annoying. Most of the time, it’s caused by simple issues that you can fix yourself quickly.

Running toilet

Why Is My Toilet Running?

A toilet that keeps running is usually caused by:

  • Worn-out flapper or seal
  • Float misalignment in the tank
  • Chain too tight or tangled
  • Overflow tube issues
  • Old fill valve needing adjustment or replacement

Step 1: Check the Flapper

Remove the tank lid and inspect the flapper at the bottom. Make sure it seals completely. If worn, replace it.

Step 2: Adjust the Float

The float controls water level. If it’s too high, water overflows into the tube and toilet keeps running. Adjust it lower.

Adjusting toilet float

Step 3: Inspect the Chain

Make sure the chain connecting the flush handle and flapper isn’t tangled or too tight. Adjust length if needed.

Step 4: Check the Overflow Tube

Ensure water isn’t spilling into the overflow tube constantly. If so, adjust float or replace faulty parts.

Step 5: Replace Fill Valve if Needed

Old fill valves can cause constant running. Turn off water, remove the valve, and replace with a new one.

Replacing toilet fill valve

⚠️ When to Call a Plumber

  • If the toilet keeps running after all adjustments
  • If the problem returns frequently
  • Signs of leaks or cracks in tank or bowl

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Fixing a running toilet saves water, prevents waste, and avoids unnecessary bills. Follow these steps and keep your toilet efficient!