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Shower Faucets: Water Temperature too Hot-Vertical Spa 3/4" Exact Temp Valve


Example of a 3/4" Exact Temp system:


This article will help you to troubleshoot and determine the solution for a Vertical Spa valve system when the water is too hot.


Symptom Solution


The water temperature is hotter than 105 degrees at the safety stop and 120 degrees in full hot.

New or existing installations-The thermostatic cartridge and handle to need to be re-calibrated. See article, How to Re-calibrate a 3/4" Exact Temp System.
New Installations-The temperature override button will need to be adjusted. In a correct installation, the red temperature override button should be flush with the front of the handle body. See article, How to Adjust the Temperature Override Button in a 3/4" Exact Temp.

For a comprehensive guide, visit and select the type of product you are repairing. The  guide will contain specific information associated with that style of product.

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