Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Moen 64621 Chateau Chrome One-Handle Bathroom Faucet. Designed for efficiency and durability, this faucet features a lead-free construction and a 2.2 GPM flow rate. The Chateau collection is known for its soft, clean curves and modern, rounded styling.

Image: Moen 64621 Chrome One-Handle Bathroom Faucet, showcasing its single-handle design and chrome finish on a white bathroom sink.
Features
- Lead-Free Construction: Ensures water safety and environmental responsibility.
- Water Flow Rate: Delivers 2.2 Gallons Per Minute (GPM).
- Single-Handle Design: Simplifies temperature and flow control.
- Chrome Finish: Provides a highly reflective, mirror-like look that complements any decorating style.
- Chateau Collection Styling: Features soft, clean curves and modern, rounded aesthetics.
- Durable Design: Moen products are designed for lasting beauty and performance.
Setup and Installation
The Moen 64621 faucet is designed for deck-mount installation on a 3-hole, 4-inch centerset sink.
Before You Begin:
- Ensure all necessary components are present: faucet body, handle, mounting hardware, and supply lines (1/2" IPS connections).
- Turn off the main water supply to prevent leaks during installation.
- Clear the work area under the sink.
Installation Steps:
- Insert the faucet body into the center hole of the sink.
- Secure the faucet from underneath the sink using the provided mounting hardware.
- Connect the hot and cold water supply lines to the faucet's 1/2" IPS connections. Ensure connections are tight to prevent leaks.
- Install the pop-up drain assembly (50/50 Pop-Up) according to the separate instructions provided with the drain kit.
- Once all connections are secure, slowly turn on the main water supply and check for any leaks.
- Run water through the faucet for a few minutes to flush out any debris.
Note: For optimal performance and to ensure proper installation, professional plumbing assistance is recommended. Refer to the detailed installation guide included in the product packaging for specific diagrams and safety warnings.
Operating Instructions
The Moen 64621 faucet features a single lever handle for easy control of water flow and temperature.
- Turning On/Off: Lift the handle upwards to turn on the water. Push the handle downwards to turn off the water.
- Adjusting Temperature:
- Move the handle to the left for hotter water.
- Move the handle to the right for colder water.
- The handle may have red and blue indicators to guide temperature selection.
- Adjusting Flow: The height to which the handle is lifted controls the water flow rate. Lift higher for more flow, lower for less.
Maintenance
Proper care and maintenance will ensure the longevity and appearance of your Moen faucet.
- Cleaning the Finish:
- Clean the chrome finish with a soft, damp cloth and mild soap.
- Avoid abrasive cleaners, harsh chemicals, or scouring pads, as these can damage the finish.
- Rinse thoroughly after cleaning and dry with a soft cloth to prevent water spots.
- Aerator Cleaning: Periodically unscrew the aerator from the spout and clean any mineral deposits or debris. Rinse and reattach.
- Leak Prevention: Regularly check under the sink for any signs of leaks around the supply lines or drain connections. Tighten connections if necessary.
Troubleshooting
If you encounter issues with your Moen faucet, consider the following common solutions:
- Low Water Flow:
- Check if the aerator is clogged with debris or mineral deposits. Clean as described in the Maintenance section.
- Ensure the water supply valves under the sink are fully open.
- Leaking Faucet:
- Check all connections for tightness.
- If leaking from the handle or spout, the internal cartridge may need replacement. Contact Moen support for assistance.
- Temperature Issues (Too Hot/Cold):
- Ensure both hot and cold water supply lines are connected correctly and fully open.
- If the issue persists, the faucet's internal mixing valve or cartridge may require inspection by a qualified plumber.
For more complex issues or if troubleshooting steps do not resolve the problem, please contact Moen Customer Support.
Specifications
| Brand | Moen |
| Model Name | T3124 |
| Model Number | T3124 |
| Series ID | Chateau |
| Finish Type | Chrome |
| Material | Metal (Handle Material: Stainless Steel) |
| Mounting Type | Deck Mount, Centerset |
| Number of Handles | 1 |
| Handle Type | Knob |
| Hole Count | 3 |
| Flow Rate | 2.2 Gallons Per Minute |
| Spout Height | 5.25 Inches |
| Item Weight | 2.9 Pounds |
| UPC | 026508002896 |
| ASIN | B000YLL4MI |
Warranty Information
Moen offers a Lifetime Manufacturer Warranty on this product. This warranty covers defects in material and manufacturing workmanship under normal use. For specific terms, conditions, and to make a warranty claim, please refer to the warranty documentation included with your product or visit the official Moen website.
Customer Support
For further assistance, technical support, or to order replacement parts, please contact Moen Customer Service.
- Online Support: Visit the official Moen Store on Amazon or the main Moen website.
- Phone Support: Refer to the contact information provided in your product packaging.





