If you don’t grease the washer, it won’t slide smoothly inside of the diverter valve, which will eventually break it. You can buy silicone grease online or at your local hardware store. You generally need to replace the shower diverter’s washer every 4-5 years.[7] 7 File away ...
This will cause the cartridge or valve to come loose, not the handle itself. Always remove the handle from above the sink or counter. Things You'll Need Screwdrivers Allen key You Might Also Like How toReplace a Shower Valve How toAdjust Faucet Water Pressure How toDetermine a Faucet ...