How to replace washer, valve seat, and stem?

1 – put in new valve seats and flat washers on the hot, cold, and diverter (the washer on the diverter was completely dissolved… I’m surprised it was working at all). 2 – put in new valves/stems on the hot and cold, with a little extra graphite packing as suggested, to keep the stems from being too tight.

Do you replace the valve stem and seat and leak is worse?

I put everything back together, also replaced the washer on the hot side to be safe. Put the whole thing back together and it still leaks, although now instead of a dribble, I have a steady stream. Am I missing something?! Did you install the new seats with a bit of pipe dope? Did you install the new seats with a bit of pipe dope?

Why did I have to replace my cold water valve?

Took out the valve stems and found that as suspected washers were worn out. The cold water valve actually was so corroded that I had to replace it completely, which I did after taking the original part to the hardware store to ensure proper purchase. I replaced the stem and found that the leak persisted.

Can a beveled washer valve seat be replaced?

Beveled washers arn’t needed much anymore. Well replacing the hot water valve seat was a great suggestion, and once I got it out and saw just how damaged it was, I thought for sure that that was the main problem… however, (sigh), it is still dripping after following all the suggestions!!! (about 2in. of water in a 2 gal. bucket overnight.)

What to do if new shower stem leaks?

You just need to replace the valve seats. Don’t bother resurfacing the valve seats. Just replace them. Get a seat wrench to unscrew the old seat and install the new one. Old unrepaired leaks will especially wear a groove into the seats. Re: New Stems, shower still leaks!

Why does my washer valve seat and stem keep leaking?

Be sure the stems are in the open position before inserting them into the body of the faucet. The washers can bind against the seats during tightening causing damage. And sometimes you can do everything right and it still leaks. No obvious reason why it just does. Service plumbing makes me pull my hair out.

How do you install a new shower stem?

Before inserting the stem, make sure you turn the shaft to the full open position to back the washer away from the seating area. Then screw the shaft into the mixer body and tighten it in place with a wrench. Quite often people forget to unscrew the shaft when installing faucet washers.

How do you change the seat on a washer?

Changing the valve seat is simple if you have a seat wrench and a seat sleeve in your toolbox. Turn the wrench counterclockwise to loosen the valve seat and pull it out. Check for scratches and marks of friction from the washer, or for buildup from your water.

Can a stem be replaced on a washer?

The new stem should have a washer preinstalled on it. Check and be sure it was tightened down. Be sure the stems are in the open position before inserting them into the body of the faucet. The washers can bind against the seats during tightening causing damage. And sometimes you can do everything right and it still leaks.

What kind of valve seat and STEM do I need for my washer?

The latest challenge is a leaky shower spigot in my 87 year old house. So far I’ve changed the flat compression washer (and valve gasket) on both the hot and cold taps, as well as the removable valve seat, and entire valve/stem/handle on the cold tap (brand new hardware from Ace).

How to replace washer, valve seat, and stem?