1. Introduction
This manual provides detailed instructions for the assembly, operation, maintenance, and troubleshooting of your LUMISOL 48-inch Bathroom Vanity with Sink Combo, Model x14. Please read this manual thoroughly before beginning assembly or use to ensure safe and correct installation and to maximize the lifespan of your product.
The LUMISOL vanity features a modern design with a freestanding wooden cabinet, an undermount resin sink, and soft-closing doors for quiet operation. It is designed to provide efficient storage and functionality in your bathroom.
2. Safety Information
- Always follow all assembly instructions carefully.
- Ensure all hardware is securely tightened before use. Periodically check and re-tighten as necessary.
- This product requires full assembly by two people for safety and ease of installation.
- Do not overload the vanity. The maximum weight capacity is 200 lbs (90.7 kg).
- Keep small parts and packaging materials away from children.
- Avoid using harsh chemicals or abrasive cleaners on the vanity or sink, as this may damage the finish.
- If any parts are missing or damaged, do not attempt to assemble the product. Contact customer support immediately.
3. Package Contents
Your LUMISOL 48" Bathroom Vanity will arrive in two separate packages. Please verify that all components are present before beginning assembly.
- Bathroom Vanity Cabinet (Plywood)
- Undermount Resin Sink
- Assembly Hardware (Screws, Hinges, Legs, etc.)
- Instruction Manual
Note: Faucet and drain assembly are not included.
4. Setup and Assembly
Estimated Assembly Time: 60-90 minutes (with two people)
Tools Required: All necessary assembly tools are included. You may also need a Phillips head screwdriver and a level (not included).
4.1 Unpacking and Inspection
- Carefully open both packages and remove all components.
- Lay out all parts on a clean, soft surface (e.g., a blanket or cardboard) to prevent scratches.
- Compare the contents with the parts list in the included manual to ensure nothing is missing or damaged.
4.2 Assembly Steps
Follow the step-by-step diagrams provided in the separate assembly manual for detailed instructions. General steps include:
- Assemble the main cabinet frame using the provided hardware.
- Attach the soft-closing hinges to the cabinet doors and then to the cabinet frame.
- Install the adjustable legs to the base of the cabinet.
- Carefully place the resin sink onto the cabinet, ensuring proper alignment. Secure if necessary according to the assembly manual.
- Connect plumbing (faucet and drain assembly not included). Ensure all connections are watertight.

Figure 4.2.1: Interior view of the vanity cabinet, illustrating the storage compartments and soft-closing door hinges.

Figure 4.2.2: Details of the soft-closing door mechanism and handle design.
5. Operating Instructions
5.1 Using the Vanity
- The vanity provides ample storage space for bathroom essentials. Utilize the two compartments to organize items.
- The doors are equipped with soft-closing hinges. Gently push the doors to close them; they will slow down and close silently.
- The resin sink is designed for a single-hole faucet (not included). Ensure the faucet is properly installed and sealed to prevent leaks.

Figure 5.1.1: The vanity with doors open, showcasing the internal storage capacity.

Figure 5.1.2: Features of the resin sink, including the pre-drilled faucet hole and overflow.
6. Maintenance
6.1 Cleaning the Vanity Cabinet
- Wipe the plywood cabinet surfaces with a soft, damp cloth.
- For stubborn stains, use a mild, non-abrasive cleaner specifically designed for wood or melamine surfaces.
- Avoid excessive moisture. Immediately wipe up any spills to prevent water damage.
- Do not use abrasive pads, harsh chemicals, or solvents, as these can damage the finish.
6.2 Cleaning the Resin Sink
- Clean the resin sink regularly with a soft cloth and mild soap or a non-abrasive bathroom cleaner.
- Rinse thoroughly with water after cleaning to remove any soap residue.
- Avoid using abrasive cleaners, scouring pads, or strong chemical agents (e.g., bleach, drain cleaners) as they can dull or damage the resin surface.
6.3 Hinge and Hardware Care
- Periodically check all screws and hardware for tightness and re-tighten if necessary.
- The soft-closing hinges are designed for durability. If they become stiff, a small amount of silicone-based lubricant can be applied, but typically they require no maintenance.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Doors do not close softly or are misaligned. | Loose hinges or incorrect hinge adjustment. | Tighten hinge screws. Adjust hinge settings (refer to hinge manufacturer's instructions if available, or general cabinet hinge adjustment guides). |
| Water leaks from sink or plumbing. | Improperly sealed faucet or drain connections. | Check all plumbing connections. Ensure plumber's putty or silicone sealant is correctly applied where needed. Re-tighten connections. Consult a plumber if necessary. |
| Vanity feels unstable or wobbly. | Uneven floor or loose leg attachments. | Adjust the leveling feet on the vanity legs. Ensure all leg attachment screws are tight. |
| Scratches or marks on cabinet surface. | Impact or abrasive cleaning. | For minor scratches, a wood repair marker or furniture polish may help. Prevent future damage by using soft cloths for cleaning and avoiding sharp objects. |
8. Specifications

Figure 8.1: Product Dimensions.
| Feature | Detail |
|---|---|
| Model Number | x14 |
| Brand | LUMISOL |
| Overall Dimensions (L x W x H) | 47.25" x 18.13" x 35.06" (1200mm x 460mm x 890mm) |
| Vanity Material | Plywood with waterproof melamine coating |
| Sink Material | Resin |
| Color | Black |
| Faucet Mount | Single Hole (faucet not included) |
| Number of Doors | 3 |
| Door Style | Soft-Closing |
| Number of Compartments | 2 |
| Mounting Type | Freestanding with Legs |
| Maximum Weight Capacity | 200 lbs (90.7 kg) |
| Assembly Required | Yes, Full Assembly (2 people recommended) |
| Country of Origin | Thailand |
9. Warranty and Support
LUMISOL products are manufactured to high-quality standards. For specific warranty information regarding your vanity, please refer to the warranty card included with your purchase or contact LUMISOL customer service.
If you encounter any issues, require replacement parts, or have questions not covered in this manual, please contact LUMISOL customer support for assistance. Have your model number (x14) and purchase date ready when contacting support.
Customer Support Contact: Please refer to your purchase documentation or the manufacturer's website for the most current contact information.