Can you change a shower cartridge with the water on?

When you disassemble the valve to repair it water will flow unless turned off. so the answer would be No the water needs to be turned off to repair the internals of a valve.

When to replace a Moen 1222 shower cartridge?

We replaced a Moen 1222 cartridge after the shower handle stopped working. The handle would turn and no water. We replaced the cartridge — … read more I have a model T2151 Brantford Posi-Temp single handle tub/shower valve.

How to replace a 1222 cartridge in a single handle shower?

This article will give step-by-step instructions on how to replace a 1222 cartridge in a single handle PosiTemp valve shower. The water supply shut off valves must be turned off- see article How to Turn Off the Water Supply to the Faucet. The following instructions assume the handle and associated handle pieces have been removed.

How to check your Moen 1225 water flow?

First verify that BOTH hot and cold water is able to flush through the inlet sides of the valve again. Remove the cartridge. turn off the valve at your hot water heater. turn on the cold see if water flies out.

Is there a problem with my Moen faucet?

Troubleshot the crap out of the problem and finally identified that the valve cartridge needed to … read more Have a moen shower faucet and its leaking. Purchased a have a moen shower faucet and its leaking. Purchased a replacement cylinder but it doesn’t seem to be the right one? … read more

Can a Moen 1222 cartridge be used in a shower?

I replaced my moen 1222 cartridge in shower and now water only comes out in a trickle. Cannot get water to come out at I replaced my moen 1222 cartridge in shower and now water… I have a shower controller that uses a 1222 cartridge. The I have a shower controller that uses a 1222 cartridge.

This article will give step-by-step instructions on how to replace a 1222 cartridge in a single handle PosiTemp valve shower. The water supply shut off valves must be turned off- see article How to Turn Off the Water Supply to the Faucet. The following instructions assume the handle and associated handle pieces have been removed.

Why does water come out of valve with Moen cartridge removed?

If water comes out of valve with the cartridge removed. But no water pressure out of both tub spout nor shower head then there must be a blockage of debris in the pipe leading to the spout. Sometimes it can be some hard water scaling from removing the cartridge. Also common is a small piece of rubber seal from the old cartridge.

Troubleshot the crap out of the problem and finally identified that the valve cartridge needed to … read more Have a moen shower faucet and its leaking. Purchased a have a moen shower faucet and its leaking. Purchased a replacement cylinder but it doesn’t seem to be the right one? … read more