Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your GROHE Eurosmart Cosmopolitan Basin Mixer Tap, Model 3282500L. Designed for modern bathrooms, this single-lever faucet combines minimalist aesthetics with advanced functionality, featuring a durable chrome finish and GROHE SilkMove technology for precise control.

Image: The GROHE Eurosmart Cosmopolitan Basin Mixer Tap, showcasing its sleek chrome design.
Setup and Installation
The GROHE Eurosmart Cosmopolitan Basin Mixer Tap is designed for deck-mounted installation with a single hole. Ensure you have the necessary tools and connections before beginning. The minimum recommended water pressure is 0.2 bar, with a maximum of 5.0 bar for optimal performance.
Required Components and Tools:
- Adjustable wrench
- Screwdriver
- Sealant tape (PTFE tape)
- Basin wrench (if needed)
- UK Compression Adaptors 15 mm x 3/8 Inch (GROHE 46914000) may be required for specific plumbing systems.
Installation Steps:
- Prepare the Basin: Ensure the mounting surface is clean and free of debris.
- Mount the Faucet: Insert the faucet body into the single hole on the basin. Secure it from underneath using the provided washers and nuts.
- Connect Water Supply: Attach the flexible connection hoses from the faucet to your hot and cold water supply lines. Use sealant tape on threaded connections to prevent leaks. Ensure the correct adaptors are used if necessary.
- Install Pop-Up Waste Set: If included, install the pop-up waste mechanism according to the separate instructions provided with the waste set.
- Test for Leaks: Slowly turn on the water supply and check all connections for any leaks. Tighten connections as needed.

Image: Detailed technical drawing showing dimensions and installation points for the basin mixer tap and pop-up waste.
Operating Instructions
The GROHE Eurosmart Cosmopolitan Basin Mixer Tap features a single lever for intuitive control of water flow and temperature. The GROHE SilkMove technology ensures smooth and precise handling.
Water Flow Control:
- To turn the water on, lift the lever handle.
- To increase the water flow, lift the lever further.
- To turn the water off, push the lever down completely.
Temperature Control:
- Move the lever to the left for hot water.
- Move the lever to the right for cold water.
- Adjust the lever position between left and right to achieve the desired water temperature.

Image: The GROHE Eurosmart Cosmopolitan Basin Mixer Tap actively dispensing water into a basin, demonstrating its operational function.
Maintenance and Care
Proper care will ensure the longevity and pristine appearance of your GROHE Eurosmart Cosmopolitan Basin Mixer Tap. The chrome finish is scratch-resistant and easy to clean.
Cleaning the Faucet:
- Use only mild soap and water with a soft cloth to clean the chrome surfaces.
- Avoid abrasive cleaners, scouring pads, or harsh chemicals, as these can damage the finish.
- Rinse thoroughly with clean water and dry with a soft cloth to prevent water spots.
Aerator Maintenance:
- Periodically unscrew the aerator at the tip of the spout.
- Clean any mineral deposits or debris from the aerator screen.
- Rinse and reattach the aerator securely.
Cartridge Care:
The GROHE SilkMove ceramic cartridge is designed for long-lasting, maintenance-free operation. If you experience persistent stiffness or dripping, it may indicate an issue with the cartridge, which should be inspected by a qualified professional.
Troubleshooting
This section addresses common issues you might encounter with your basin mixer tap.
| Problem | Possible Cause | Solution |
|---|---|---|
| Low Water Flow | Clogged aerator; low water pressure; kinked supply line. | Clean the aerator. Check household water pressure. Inspect supply lines for obstructions. |
| Leaking from Spout | Worn cartridge; debris in cartridge. | Contact a qualified plumber to inspect or replace the cartridge. |
| Leaking from Base | Loose mounting nuts; worn O-rings. | Tighten mounting nuts. Inspect and replace O-rings if damaged. |
| Stiff Handle Operation | Mineral buildup in cartridge; damaged cartridge. | Flush the system. If problem persists, contact a qualified plumber for cartridge inspection. |
Specifications
| Feature | Detail |
|---|---|
| Brand | GROHE |
| Model Name | 3282500L |
| Series ID | Eurosmart Cosmopolitan |
| Mounting Type | Deck Mount |
| Installation Type | Widespread (Single Hole) |
| Finish Type | Chrome |
| Material | Stainless Steel (Body), Brass (Handle) |
| Color | Chrome |
| Number of Handles | 1 |
| Hole Count | 1 |
| Special Feature | Easy to Install, Smooth Operation (GROHE SilkMove) |
| Style | Pop-Up Waste Set |
| Item Weight | 3.21 pounds (approx. 1.46 kg) |
| Product Dimensions | 14.96 x 6.3 x 2.87 inches (approx. 38 x 16 x 7.3 cm) |
| Maximum Pressure | 10 Bars |
| Minimum Recommended Pressure | 0.2 Bar |
Warranty Information
This GROHE product is covered by a five-year manufacturer warranty. This warranty covers defects in materials and workmanship under normal use and service. For full terms, conditions, and to register your product, please refer to the official GROHE website or contact GROHE customer service.
Customer Support
If you require further assistance, have questions about your product, or need to report an issue, please contact GROHE customer support. You can find contact information and additional resources on the official GROHE website.
Visit the official GROHE store for more products and information: GROHE Store on Amazon