How to remove the thermostatic cartridge Customer Support January 27, 2021 21:12 Updated Below are some videos to better aid you in the removal of the thermostatic cartridge. Related articles Control knob stiff to turn What is the small button underneath the control panel? My shower leaks water - What is the problem? How much does it cost to operate a steam room? Selector valve not set correctly Comments 0 comments Please sign in to leave a comment.