Shower Handle: Standard Valve- Knob

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Moen produces a variety of single handle shower trims. The interior components and assembly are not the same for each model. This article will explain one of the more common handle assemblies referred to as a knob style. This is for a Standard Valve System and it utilizes a 1225 cartridge.

Preparation:

The water supply shut off valves must be turned off- see article How to Turn Off the Water Supply to the Faucet.
Recommended Tools: Flathead Screwdriver, Phillips Screwdriver

Disassembly:

1. Gently pry the cap(#1) off of the end of the knob (#3), see Figure A.

2. Unthread the Phillips screw (#2), see Figure A.

3. Remove the knob (#3).

Assembly:

1. Confirm that the cartridge clip is installed and rotate the stem of the cartridge so the small notch is facing down.

2. Slide the knob (#3) back onto the stem of the cartridge.

3. Screw the Phillips screw (#2) in, see Figure A.

4. Push the cap (#1) back into the knob (#3), see Figure A.

Note: If after testing you notice the hot and cold are reversed, see article How to Reverse Hot and Cold for a 1225 Cartridge in Shower.

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

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