How to Fix a Shower That Won't Get Hot

Step 1: Check the Water Heater

  • Ensure that the water heater is turned on and set to a high enough temperature.
  • If the water heater is electric, check the breaker or fuse and reset it if necessary.

Step 2: Check the Showerhead

  • Remove the showerhead and check for any mineral buildup or blockages.
  • Clean the showerhead with a mixture of vinegar and water.

Step 3: Check the Pressure Balancing Valve

  • The pressure balancing valve is located behind the showerhandle.
  • If the valve is malfunctioning, it can restrict hot water flow.
  • Replace the pressure balancing valve if necessary.

Step 4: Check the Mixing Valve

  • The mixing valve is located inside the showerhead.
  • If the valve is faulty, it can prevent the shower from mixing hot and cold water properly.
  • Replace the mixing valve if necessary.

Step 5: Check the Pipes

  • If none of the above solutions work, there may be an issue with the hot water pipes.
  • Call a plumber to inspect and repair the pipes.
  • Why is my shower water only lukewarm? The water heater temperature may be set too low or the mixing valve may be faulty.
  • How can I prevent mineral buildup in my showerhead? Regularly clean the showerhead with a mixture of vinegar and water.
  • What are the signs that the pressure balancing valve is malfunctioning? Water temperature fluctuates suddenly or the showerhead produces only cold water.
  • How do I determine if the mixing valve is faulty? Disconnect the showerhead and check if hot water flows from the mixing valve.
  • What causes hot water pipes to fail? Corrosion, leaks, or blockages can prevent hot water from reaching the shower.
  • Delta Faucet Pressure Balance Tub and Shower Trim Kit
  • Moen Posi-Temp Pressure Balancing Shower Mixing Valve
  • Kohler K-10191-NA Forte Traditional Two-Handle Shower Trim Kit
  • Hansgrohe Raindance Select S 120 3-Jet Showerhead
  • Grohe Euphoria 260 SmartConnect Shower System

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