To restore hot water, remove the trim and inspect the grey plastic calibration ring for damage or misalignment. Replace the cartridge if temperature control fails despite proper hot supply.

There should be a set screw that secures part #45202; remove that set screw first. After that, unscrew the sleeve counterclockwise to access the valve. Ensure that the water supply to this valve is turned off before proceeding with disassembly. ... I have a Grohe thermostatic shower fixture that leaks.

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March 10, 2022 - ... There may still be another layer of protective materials to remove before the shower cartridge is fully exposed. Remove any visible screws with a Phillips screwdriver or hex key. Slide the second panel forward and set it aside.

November 4, 2023 - Put the new valve where it belongs for the Grohe shower mixer valve replacement. Simply reassemble the parts in the opposite sequence from how they were taken apart. Reinstall the faceplate and handle after turning on the valve. Now turn on the water and wait a short while. Measure the valve temperature adjustment once more to determine whether the issue has been fixed. Replacing an old Grohe thermostatic shower valve can be a hassle, but it’s important to keep your home running smoothly.

September 18, 2021 - Question: What is the average lifespan of a thermostatic shower valve? Answer: The valves are simple to move when under pressure. By keeping them at the same temperature, you can control the volume from off to full-on. The system costs around $30 to replace, yet it lasts 20 to 30 years. It might seem expensive but it will definitely last long. Our journey ends here. We have shown you that you can’t fix the Grohe thermostatic shower problem yourself.

October 13, 2025 - GROHE 47175000 — compact Turbostat cartridge found in some trims. See NYRP Corp. A: Yes. 1) Find and test the main shutoff; tag it. 2) Turn off your water heater (or set it to vacation). 3) Open a lower tub or laundry faucet to relieve pressure before you crack anything loose. 4) Lay towels and a catch pan. 5) Keep plumber’s grease and white vinegar descaler on hand for o-rings and mineral crust. A: Yes. Thermostatic elements often need a quick re-index to 100°F/38°C.

The tricky part is finding the set screw that holds the handle on the stem. They all have a set screw. Remove the screw and put it in a safe place, I generally use an old prescription bottle.

Call them the will talk you through the temp setting Personally I will never recommend Grohe any longer because they will not always honor their warranty and more than once received the “we have no idea “ answer to a problem Grohe shower valves at the 10 year old point go haywire and can’t be fixed

After turning off the water, I replaced the thermostatic cartridge, and installed the new trim. Bottom-line: This was a pretty easy maintenance, and I'm very happy that Hans Grohe support was so easy to work with.

February 3, 2024 - This informative guide aims to help you troubleshoot and resolve common issues related to Grohe Thermostatic Shower Valves. Professionals are required to repair thermostatic shower valve problems. The problem can, however, be solved by replacing it. ...

June 23, 2022 - I have the same valve - 3 of them! Can you send me the documents? ... Click to expand... See post #7 ... In the future, could we allow members to download pdf files? With the Hansgrohe corp., it's hit or miss finding documentation on their website. I got one doc from an ebay seller, on one of their more popular thermostatic cartridges: https://assets.hansgrohe.com/mam/ce...56.1354590599.1760282657-615025332.1667695718 Grab it while you can.

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Thermostatic valve cartridges often stick or require special tools for removal and replacement. To remove the Grohe thermostatic cartridge, first turn off water using the recessed brass shutoff. Remove the slotted screws securing the trim plate. The brass fitting covers the cartridge and may need a specific Grohe cartridge puller or a firm grip with pliers to twist and extract.

To replace a Grohe shower/tub valve cartridge, first remove the handle by gently prying off the decorative cap to access the hidden screw. Use an Allen wrench or screwdriver to loosen it.

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July 25, 2025 - If they appear cracked or worn, replace them. First, turn off the water supply. Carefully remove the old seal and install the new one. Ensure the new seal fits properly. Test the valve to confirm the leak is fixed.

March 11, 2023 - 1. Its unlikely that the bar mixer will have the same pipe centres as the old shower. 2. Don't understand what you mean by "... Grohe is about 22 mm..." Most bar mixers have 3/4" BSP nuts on the inlets. 3. YOu need to support the shower on something better than copper pipes.

Will that fix my issue? Thank you!! ... I'll bet the central cartridge needs replacing. On my shower the part is a Grohe 47111000 1/2″ Thermo-element Cartridge. I've never been brave enough to replace it myself; always had a plumber do it. ... i need some help as well…i replaced the cartridge and non return valve but the stop valve ‘D’ is leaking with a slow drip.

Hi, I have a grohe mixer valve plumed in my shower and it is completely frozen. You can't change the temp. I pulled the handle off to expose the pictures below. What model valve is this and any tips on repair? I'm hoping it's a cartridge, but concerned its a rebuild. Any insight appreciated...