Skip to main content
Moen Solutions

103674 Cartridge: 1/2" Exact Temp Valve

This article will provide instructions on how to replace a 103674 cartridge for the upper handle on a 3301 and 3321 1/2" Exact Temp valve. The valve was introduced in 2000 and retired in 2006.


  • The water supply shut off valves must be turned off- see article How to Turn Off the Water Supply to the Faucet.
  • Recommended Tools: Wrench
  • The following instructions assume the handle and associated handle pieces have been removed. For additional details, visit and select the type you are repairing. The faucet guide will contain specific information on handle assemblies associated with that style of product.

103674 Cartridge:




  1. Position a wrench on the two flat sides of the cartridge retainer nut (A) and unthread counter-clockwise to remove.
  2. Slide the temperature extension (B) out of the assembly.
  3. Pull the cartridge (C) out of the valve body (D).


For assembly, follow the above instructions in reverse order.

For additional information on Moen products visit and select the type of product you are repairing. The guide will contain repair details, troubleshooting and specific information on assembling handles associated with that style of product.

Still Not Finding What You're Looking For?

Contact Us or Call 1-800-BUY-MOEN           

Non US?  Moen Canada | Other International Sites

  • Was this article helpful?