How to Clean a Clogged Shower Valve Cartridge


how to Clean a Clogged Shower Valve Cartridge
If you’re experiencing reduced water flow during your shower, a clogged valve may be the cause. Over time, mineral deposits can build up and prevent your fixture from operating correctly. That lack of efficiency can result in excessive water and energy usage, as your shower has to work harder and longer to operate at satisfactory levels. Fortunately, following a few simple steps will get things running like new.
Tools and Materials:
Channel Lock Pliers
Channel Lock Pliers
White Vinegar
White Vinegar
   Step 1  
  Shut off the water and open the shower valve to drain the water lines. Remove handle and trim piece from the front of the valve body.  
Step 1 - Valve
Step 1 - Remove handle
Step 1 - Remove screws from trim
Step 1 - Remove bonnet nut
Step 1 - Shut off water
   Step 2  
  Step 2 - Remove cartridge from valve body With channel lock pliers, unthread the cartridge and remove from the valve body.  
   Step 3  
  Step 3 - Soak cartridge in vinegar Soak the cartridge in white vinegar for an hour. Remove and rinse thoroughly with water.  
   Step 4  
  Step 4 - Flush the opening While the cartridge is soaking, turn on your shower to flush the opening. We recommend opening the cold water side of the valve to avoid contact with hot water. Turn the valve just enough to let the water flow gently. Use a plastic tote or large bucket to catch the water or direct the water down.  
   Step 5  
  Step 5 -  Replace the valve Replace valve, tighten temperature stop, and reattach trim and handle.  
Your shower valve is not the only fixture that can function poorly due to sediment buildup. For more information, check out our step-by-step video on how to clean a bathroom faucet cartridge.
Shop Shower Systems