How do you clean a Kohler shower valve?

Clean the Valve

1. Locate the aspirator tube at the back of the valve body.
2. Using a rag, wipe the inside of the valve body dry from residual water.
3. Using a cotton swab soaked with vinegar, remove the mineral deposits from the aspirator tube and the inside of the valve body.

Why is my shower not stopping?

A shower that won’t turn off is often because of an issue with the cartridge. Replacing the shower cartridge is a bit trickier than tightening the faucet handle, but if you follow these steps, you should be able to change the shower cartridge. Turn the water off again. Turn hot and cold water on in another room.

How do you unclog a Kohler shower valve?

Grasp the pressure-balancing unit inside the shower faucet’s body and remove it by hand. Make sure the two back O-ring seals come out with the valve unit. If not, remove them from the back of the faucet with needle-nose pliers. Scrape out any mineral deposits with a scouring pad soaked in vinegar.

What to do if your Kohler shower valve is leaking?

Kohler shower valves occasionally require service. The first step in correcting a dripping or leaking valve is to identify the valve installed in your home. Assistance identifying the valve can be found in the “Identify a Single Control Bath/Shower Valve” article.

When did Kohler replace the k-305 shower valve?

The K-305 valve was discontinued June 2010 and replaced by the K-11748 valve. Excessive inlet pressure can also contribute to a leak or drip issue. If suspected, turn the pressure by adjusting the stops or installing a pressure reducing valve in the supply system.

What kind of pressure balancing unit does Kohler shower use?

Valve cartridge GP30413 may resolve leaking from the showerhead or spout. Pressure Balancing Unit (PBU), if included, GP800820 may resolve temperature issues.

How does a Kohler shower control valve work?

The brass, round, splined stem rotates clockwise to turn on. Push or push/pull diverter diverts water from the bottom port outlet to the top port outlet. Note: The K-305 Rite-Temp Diverter Valve features a smooth diverter stem. The K-11748 features a threaded diverter stem. Reference the photo below for more detail.

What is the thermostatic mixing valve for a Kohler shower?

The K-2973 and K-2976 thermostatic mixing valves contain a single volume control/shut-off valve for controlling the water flow through the shower outlet. When plumbing to the valve’s bath outlet, you must install a separate volume control shut-off valve (K-2974 or K-2977) downstream from the bath outlet. 1205551-2-D 4 Kohler Co.

The K-305 valve was discontinued June 2010 and replaced by the K-11748 valve. Excessive inlet pressure can also contribute to a leak or drip issue. If suspected, turn the pressure by adjusting the stops or installing a pressure reducing valve in the supply system.

Kohler shower valves occasionally require service. The first step in correcting a dripping or leaking valve is to identify the valve installed in your home. Assistance identifying the valve can be found in the “Identify a Single Control Bath/Shower Valve” article.

Valve cartridge GP30413 may resolve leaking from the showerhead or spout. Pressure Balancing Unit (PBU), if included, GP800820 may resolve temperature issues.