410-224-4820 | 410-757-8157

Our Customers Come First  | Saturday Service Available

Replacing a Toilet Valve

 If you have an older toilet, a faulty fill valve can cause it to leak, wasting water and money. Generally, your best bet is to replace it. It won't take much time. If you follow these steps

Step #1 Remove toilet tank lid and turn off the water supply

Step # 2 Flush the toilet handle and use a large sponge to remove all water from the tank.

Step # 3 Disconnect the water supply nut that connects to the fill valve using a pair of channel lock pliers

Step # 4 Remove the large plastic nut that holds the fill valve to the toilet and pull out old fill valve 

Step # 5 Open new fill valve box and install rubbber washer on bottom of fill valve. Then insert the new Fluidmaster # 400 fill valve in the same opening . 

Step # 6 Install the new large nut to fasten the fill valve using you pliers.

Step # 7 Install refill tube into over flow pipe wuth clip provided

Step # 8 Install teflon paste on the old supply tube and connect water suplly to the new fill,valve

Step # 9 Turn on water supply and adjust the water level if required

Check for leaks and remember to call JP Plumbing for your other plumbing needs.

View the Fluidmaster 400 A Fill Valve Replacement PDF



No comments made yet. Be the first to submit a comment
Already Registered? Login Here
Monday, 25 March 2019



Contact Us

Let us know what you need and we'll get right back to you with a quote!