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.

How to service a rite temp K-304 shower valve?

Please refer to the following steps below to service your Kohler Rite-Temp K-304 shower valve with the mixer cap GP77759 and pressure balancing unit (PBU) (GP500520) or the mixer cap and PBU kit (GP76851). CAUTION: Before doing any repairs to your Kohler valve, please shut off your water.

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.

What to do if your shower mixer is leaking?

Leaking and dripping in your shower can be easily fixed by following these step-by-step instructions to replace the mixer cap and pressure balancing unit (PBU) on your shower valve. This video also shows how to set the maximum water temperature in your shower to prevent scalding and thermal shock.

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.

Please refer to the following steps below to service your Kohler Rite-Temp K-304 shower valve with the mixer cap GP77759 and pressure balancing unit (PBU) (GP500520) or the mixer cap and PBU kit (GP76851). CAUTION: Before doing any repairs to your Kohler valve, please shut off your water.

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.

Leaking and dripping in your shower can be easily fixed by following these step-by-step instructions to replace the mixer cap and pressure balancing unit (PBU) on your shower valve. This video also shows how to set the maximum water temperature in your shower to prevent scalding and thermal shock.

Where can I find the correct Kohler part?

Find the correct Kohler Genuine Part by entering your Kohler product number or name. Tip: Did you purchase your product on Kohler.com? Great! Check Order History to find your product number.

What causes the PBU to leak from a Kohler shower?

If the metal collar is mistakenly placed between the pbu and the cap, the cap will not seal against the pbu and will cause leaking to occur. The picture below displays the correct placement of the metal collar (Fig. 2).

Where is the temperature limit stop on a Kohler shower?

Features an orange temperature limit stop attached to stem of the mixer cap. The brass, round, splined stem rotates clockwise to turn on. Cartridge (GP800881) may resolve leaking from showerhead/spout or temperature issues. K-8304-K-NA Service Parts information.

If the metal collar is mistakenly placed between the pbu and the cap, the cap will not seal against the pbu and will cause leaking to occur. The picture below displays the correct placement of the metal collar (Fig. 2).

Can a shower spout be connected to a showerhead?

However, water flowing from the showerhead while filling the bath from the spout, not diverted, is not permissible. Another common installation mistake is specifically related to the K-305 valve. The bottom port on the K-305 valve can only be connected to a tub spout.

How big of pipe do you need for Kohler rite temp valve?

Kohler Rite-Temp valves require 1/2″ copper pipe to connect the valve and the tub spout. If PEX is installed, a delayed flow of water may occur. The PEX will expand (thermal expansion) causing a slight delay in the flow of water getting to the tub spout or showerhead.

What do you need to know about Kohler rite temp valves?

The Installation Instructions require the removal of the pressure balancing unit and mixer cap prior to soldering to prevent damage to the internal components of the valve. Kohler Rite-Temp valves feature a mixer cap that is designed for a hot water inlet from the right and cold water from the left.

However, water flowing from the showerhead while filling the bath from the spout, not diverted, is not permissible. Another common installation mistake is specifically related to the K-305 valve. The bottom port on the K-305 valve can only be connected to a tub spout.

The Installation Instructions require the removal of the pressure balancing unit and mixer cap prior to soldering to prevent damage to the internal components of the valve. Kohler Rite-Temp valves feature a mixer cap that is designed for a hot water inlet from the right and cold water from the left.

What should the water temp be in a Kohler shower?

High water temperature can cause severe burns. Set the water temperature at or below 120°F (49°C) following the adjustment procedure. NOTICE:Use only 1/2″ (5/8″ OD) copper pipe (type L or M) between the valve and bath spout. Using other materials may cause back pressure and result in water flowing from the showerhead and bath spout at the same time.

How does a Kohler k-304-ks water valve work?

The K-304-KS features integrated screwdriver stops that allows the user to turn the water on and off right on the valve. If the stops are closed (turning right), water will not pass through that port. After checking water pressure and stops, make sure the internal components are installed properly and are not damaged.

What kind of shower valve does Kohler use?

The instructions includes proper depth ranges so pay very careful attention to them. I have been using this same basic Kohler K-304-K shower valve in all of my new construction and renovation projects for the past two decades.

What’s the part number on a Kohler mixer?

Note: If your mixer cap looks like the below image, replace it with part number GP77759 (Fig. 7). (Fig. 7) Check if the inside of the brass valve body is clean without any debris or burrs.

Why did Kohler change the design of the mixer Cap?

Kohler changed the design of the Rite-Temp mixer cap in 2005 to prevent frustrations of the ‘boots and springs’ falling out of the valve. The previous version of the mixer cap had a removable section. If that section separated, the boots and springs could fall out of the valve causing mixing and leaking problems.

Kohler changed the design of the Rite-Temp mixer cap in 2005 to prevent frustrations of the ‘boots and springs’ falling out of the valve. The previous version of the mixer cap had a removable section. If that section separated, the boots and springs could fall out of the valve causing mixing and leaking problems.