Key Points

• Learn how to fix a running toilet using the Fluidmaster 400H fill valve.
• Step-by-step instructions for installation and adjustments.
• Tips for ensuring proper water levels in the toilet tank and bowl.

Introduction

In this video, Jeff Patterson from Home Repair Tutor demonstrates how to fix a running toilet using the Fluidmaster 400H fill valve, a reliable solution that has been around since the 1950s. Watch the introduction.

Preparation Steps

• Turn off the water supply: Start by shutting off the water at the shut-off valve. Learn how to do this.
• Empty the tank: Flush the toilet and use a sponge to remove excess water. See the flushing technique.

Removing the Old Fill Valve

• Disconnect the water supply line and remove the old fill valve. Follow the removal steps.
• Inspect the gasket on the new fill valve before installation. Check the gasket.

Installing the New Fill Valve

• Insert the Fluidmaster 400H into the tank and adjust its height to ensure a 3-inch gap from the flush valve. Adjust the height.
• Tighten the nut for the fill valve and connect the supply line. Learn about tightening.

Adjusting Water Levels

• Turn the water back on and adjust the fill level to be about 1/2 inch below the top of the flush valve pipe. Adjust the water level.
• Check the water level in the bowl and make necessary adjustments using the blue knob. Final adjustments.

Conclusion

The installation should take about 10 to 15 minutes, resulting in a quieter and more efficient toilet flush. Watch the conclusion.