What would cause no cold water?

If no cold water is a widespread issue throughout the home, it’s possible a shutoff valve in the main water supply line may have been turned off accidentally. If that’s the case, you can simply turn the valve back on and get back to showers as normal.

How do you fix a Moen shower without hot water?

How to Fix a Moen Shower Valve With No Hot Water

1. Step 1: Check Hot Water Line.
2. Step 3: Check Posi-Temp Valve.
3. Step 4: Turn Off Water to Shower.
4. Step 6: Pull Cartridge From Faucet Assembly.
5. Step 8: Clean Spool and Cartridge Interior.
6. Step 9: Insert Cartridge Back Into Valve.
7. Step 10: Replace Scald-Guard Limiter and Handle.

Is there a mixing valve with no cold water?

Re: New Mixing valve, no COLD water.. IT balances the pressure between the hot and cold lines, but if it gets stuck, it can shut off one of them. It makes no difference how it is constructed, you cannot take it apart and repair it. Re: New Mixing valve, no COLD water..

Can a pressure balance valve be used on hot water?

Sometimes, only the cold water is turned on to test for leaks, with the hot water being left off until everything is “ready to go”. With a pressure-balance valve, if only one side has pressure (in this case, the cold side), the valve will do what it’s designed to do and compensate for the lack of pressure on the other side.

How to troubleshoot Moen shower valve has no hot water?

How to troubleshoot Moen shower valve Shower valve has no hot water: Check the hot water line to ensure no valve is turned off, preventing hot water from reaching the shower. Pry off the valve handle cap using a screwdriver if there is one.

What should I do if my shower valve is not working?

Remove the cartridge, clear out any obstructions from it and the valve, and turn on the water for a minute to flush out any debris that may still be in the valve where you can’t see it. Make sure you have the shower door closed during all of this – water will shoot out of the valve at your normal house pressure.