Introduction
This instruction manual provides essential information for the proper installation, usage, maintenance, and troubleshooting of your Villeroy & Boch Subway Compact Toilet Seat, model 9M6661. Please read this manual thoroughly before installation and retain it for future reference.
Safety Information
- Always ensure the toilet bowl surface is clean and dry before installation.
- Do not overtighten mounting screws, as this may damage the toilet bowl or the seat.
- Avoid standing on the toilet seat, as it is not designed to support full body weight and may cause injury or damage.
- Keep small parts out of reach of children to prevent choking hazards.
- If any part is damaged or missing, do not proceed with installation. Contact customer support.
Package Contents
Verify that all components are present and undamaged before beginning installation:
- Villeroy & Boch Subway Compact Toilet Seat (Duroplast, White Alpin)
- Mounting Hardware (Stainless Steel Hinges, screws, washers, nuts)

Image: The Villeroy & Boch Subway Compact Toilet Seat in White Alpin, showcasing its D-shaped design and smooth finish.
Setup and Installation
Follow these steps to properly install your toilet seat:
- Prepare the Toilet Bowl: Ensure the toilet bowl is clean and dry. Remove any old toilet seat and clean the mounting holes thoroughly.
- Assemble Hinges: Attach the stainless steel hinges to the toilet seat according to the provided hardware instructions. Ensure they are securely fastened but allow for slight adjustment.
- Position the Seat: Place the toilet seat onto the toilet bowl, aligning the hinge posts with the mounting holes on the bowl.
- Secure the Seat: From underneath the toilet bowl, insert the screws through the mounting holes and secure them with washers and nuts. Hand-tighten first to allow for final alignment.
- Align and Tighten: Adjust the seat position to ensure it is centered and aligned with the toilet bowl. Once satisfied, fully tighten the nuts using an appropriate tool, being careful not to overtighten.
- Test Stability: Gently test the seat for stability. It should not wobble or shift.

Image: The Villeroy & Boch Subway Compact Toilet Seat shown installed on a wall-mounted toilet, demonstrating its integrated appearance.

Image: Technical diagram illustrating the key dimensions of the Villeroy & Boch Subway Compact Toilet Seat. Measurements include a total length of 383mm, width of 345mm, inner opening length of 271mm, inner opening width of 210mm, and hinge spacing of 155mm.
Usage
The Villeroy & Boch Subway Compact Toilet Seat is designed for standard use. Lift the seat and lid gently when needed and lower them carefully. The Duroplast material provides a durable and comfortable surface.
Maintenance and Cleaning
Proper care will ensure the longevity and appearance of your toilet seat:
- Regular Cleaning: Clean the toilet seat regularly with a mild soap solution and a soft cloth.
- Avoid Harsh Cleaners: Do not use abrasive cleaners, scouring pads, strong acids, or chlorine-based products, as these can damage the Duroplast surface and stainless steel hinges.
- Rinse and Dry: After cleaning, rinse the seat thoroughly with clean water and dry it with a soft cloth to prevent water spots.
- Hinge Care: Periodically check the hinge connections for tightness and clean around them to prevent dirt buildup.
Troubleshooting
If you encounter any issues, refer to the following common solutions:
- Seat is Loose: Check the mounting screws and nuts underneath the toilet bowl. Tighten them securely, ensuring not to overtighten.
- Seat Squeaks: Apply a small amount of silicone-based lubricant to the hinge pins if they are accessible and dry. Ensure all parts are clean.
- Difficulty Closing: Ensure there is no obstruction preventing the seat from closing properly. Check hinges for damage or misalignment.
Specifications
| Feature | Detail |
|---|---|
| Brand | Villeroy & Boch |
| Model Number | 9M6661 (Part Number: 9M666101) |
| Material | Duroplast |
| Hinges | Stainless Steel |
| Color | White Alpin |
| Shape | D-Shaped |
| Approximate Outer Length | 383 mm |
| Approximate Outer Width | 345 mm |
| Approximate Hinge Spacing | 155 mm |
| Item Weight | 5 Kilograms (11 pounds) |
| Manufacturer | Villeroy+Boch |
Warranty and Support
For information regarding warranty coverage, terms, and conditions, please refer to the documentation included with your purchase or visit the official Villeroy & Boch website. For technical support or inquiries, please contact Villeroy & Boch customer service directly.
You can find more information on the Villeroy & Boch Store on Amazon.