Why is my shower cold when I have hot water?

The Showerhead Mixer Valve Is Broken



If your showerhead mixer valve is broken, you may regularly experience a cold shower. The mixer valve is responsible for mixing hot and cold water to ensure it delivers the temperature you’ve selected.

Why does my hot water work everywhere but my shower?





If you’re getting hot water everywhere but your shower, it could be that your anti-scald device is set at too high a limit. Anti-scald devices (also called a “hot limit stop” or “rotational limit stop”) are safety features that most faucets have.

Why is my shower water not as hot as the rest of the house?

The reason why you’re not getting enough hot water from your shower could be because the mixing valve isn’t working. The rubber parts found in the mixing valves get worn down over time, and you will need to replace it.

Why am I getting hot water everywhere but the bathtub?

Old pipes sometimes get clogged with mineral deposits due to chemical imbalances in the water. This can block hot water from reaching the bathtub faucet, even though the sink’s hot water faucet is working fine. A clogged pipe may be the culprit if you replace the faucet and still have no hot water.

What do you do when your shower is cold?

If your shower seems to take a frigid turn pretty quickly, you may need to adjust the temperature of your water heater. The recommended temperature for hot water is 120 degrees Fahrenheit with a maximum of 140 degrees Fahrenheit.

Why do I have hot water in one bathroom but not the other?





What’s most likely happening is a problem with the shower’s mixing valve. The mixing valve is a control valve that creates the balance in the flow of water from the hot water line and the cold water line and blends the two together for your desired shower temperature.

How do you adjust a shower mixing valve?

Quote from the video:
Quote from Youtube video: Which is right here on your faucet you can take care of your Fox if you're a head off here. So just unscrew that a little bit shake it should slide right out there.

Where is the shower mixing valve?

The parts of the shower faucet you can see are only trim; the actual valve is behind the wall, permanently connected to the plumbing and firmly affixed to the framing. To replace it, you need an access panel through the shower wall, and if such a panel hasn’t been designed into your bathroom, you’ll have to cut one.

How do I adjust my shower thermostat?

Quote from the video:
Quote from Youtube video: Turn the shower arm with the flow control handle and allow the temperature to reach its current maximum hot setting. Place the temperature control knob loosely back onto the spindle.

How do you adjust a thermostatic mixing valve?



To adjust the temperature supply remove the plastic cap on top of the valve and adjust with a close fitting spanner. To increase the temperature turn anti-clockwise To decrease the temperature turn clockwise To set the valve to a maximum recommended mixed water temperature, see table below.

Where is the thermostatic mixing valve located?

This is typically attached directly to the shower, or under the sink, to control the water temperature and provide anti-scald protection. There is a specialty type of emergency thermostatic mixing valve, which is specifically designed to provide tepid water for emergency eyewash or shower drench applications.

How do you adjust the tempering valve on a hot water heater?

A tempering valve can be adjusted by setting the desired temperature with the adjuster on the tempering valve. If the hot water arriving at the tempering valve from the hot water system has a higher temperature than set, the valve allows enough cold water to mix with the hot to give the set temperature at the output.