1. Introduction
Thank you for choosing the CASTA DIVA CD-U010 Smart Toilet. This advanced toilet system combines innovative technology with superior comfort and hygiene features to enhance your bathroom experience. Designed for efficiency and ease of use, this manual provides essential information for proper installation, operation, maintenance, and troubleshooting.
2. Safety Instructions
Please read all safety instructions carefully before installation and use to prevent injury or damage to the product. Keep this manual for future reference.
- Do not disassemble or modify the product yourself. Refer to qualified professionals for service.
- Ensure the toilet is properly grounded to prevent electric shock.
- Do not spray water directly on the product or immerse it in water.
- Avoid placing heavy objects on the toilet lid or seat.
- Do not use abrasive cleaners or solvents that may damage the surface.
- Supervise children and individuals with limited physical abilities when using the toilet.

Image: Safety Precautions and Automatic Functions Diagram. This image illustrates various safety precautions, such as not disassembling the unit, avoiding water spray, and not standing on the seat. It also shows diagrams for automatic lid opening, foot sensor flushing, and auto open/close lid functions.
3. Product Features
- Powerful Flush System: Achieves a 1000 Gram MaP flush performance rating, ensuring complete waste removal with advanced water-saving vortex technology.
- Pre-Wetting & Dual Flush: Features a pre-wetting function to moisten the bowl surface before use. The dual flush system offers a powerful 1.6 GPF full flush and an efficient 1.1 GPF half flush.
- Built-in Tank & Pump-Assisted Flush: Integrated water tank for stable flushing and space-saving design. Powerful pump-assisted flush ensures effective operation even with low water pressure.
- ADA Comfort Height: Designed with a 17-3/8" height for effortless comfort, reducing strain for all users.
- Automatic Functions: Auto-opens the lid upon approach, auto-flushes, and closes the lid upon departure. A foot sensor controls lid/seat opening and flushing.
- Integrated Bidet: Self-cleaning wand with adjustable water pressure, temperature, and position. Offers rear, female, oscillate, and massage cleaning modes.
- Convenient Features: Includes a heated elongated seat (5 temperature levels), warm air dryer, instant warm water cleaning, nightlight, remote control, and LED display.
- Certifications: EGS, CEC, and CUPC listed for quality and safety.

Image: Powerful Flush Mechanism Diagram. This diagram illustrates the internal workings of the toilet's flushing system, showing the built-in tank, pump-enhanced flow, 360° siphon flush, and jet flow push, highlighting the 1.6 GPF / 1.1 GPF options and ~0 PSI water pressure requirement.

Image: ADA Comfort Height Comparison. This image compares the 17-3/8 inch height of the Casta Diva U010 smart toilet to a standard 15-inch toilet, illustrating the ergonomic benefits for sitting and standing.

Image: Bidet Functions and Hygienic Nozzle. This image displays various bidet functions including Lady Wash, Oscillating Cleanse, Hot/Cold Massage Cleanse, and Self-cleaning Nozzle, along with a detailed view of the Rear Wash and Removable Nozzle for hygiene.
4. Setup
The CASTA DIVA CD-U010 Smart Toilet is designed for straightforward installation. It is recommended to consult a professional plumber if you are not experienced with plumbing installations.
4.1. Included Components
Ensure all components are present before beginning installation:
- Smart Toilet Unit
- Remote Control
- Wax Ring
- Angle Valve
- Toilet Mounting Hardware
- Screws for Remote Control
- Installation Cardboard
- User Manual (this document)

Image: Product Dimensions and Included Accessories. This image provides the dimensions of the smart toilet and lists all the accessories included in the package, such as the remote control, wax ring, angle valve, mounting hardware, and user manual.
5. Operating Instructions
5.1. Automatic Lid & Seat Functions
- Auto Open/Close Lid: The lid automatically opens when you approach the toilet and closes when you leave.
- Foot Sensor Control: A foot sensor allows for hands-free operation to open/close the seat and activate flushing.

Image: Automatic Lid and Foot Sensor Functions. This image demonstrates the auto pre-wetting, foot sensor flushing, auto open/close lid, and foot sensor open/close lid & seat features, along with user diagrams for male and female operation.
5.2. Flushing
- Auto Flush: The toilet automatically flushes after use.
- Dual Flush: Offers a 1.6 GPF full flush and a 1.1 GPF half flush, selectable via the remote control or foot sensor.
- Pre-Wetting: The bowl is pre-wetted before use for improved hygiene.

Image: Auto Pre-wetting Feature. This image shows the toilet bowl being automatically pre-wetted with a small amount of water (0.08 GPF) before use, enhancing cleanliness.

Image: Off-seat Auto Flushing. This image illustrates the automatic full flush (1.6 GPF) that occurs when a user stands up and moves away from the toilet.

Image: Foot Sensor Flushing. This image shows how the toilet can be flushed with a simple foot gesture near the sensor, activating a 1.1 GPF flush.
5.3. Bidet Functions
Use the remote control to activate and adjust bidet settings:
- Self-Cleaning Wand: The bidet wand cleans itself before and after each use.
- Wash Modes: Select from Rear, Female, Oscillate, and Massage cleaning.
- Adjustments: Customize water pressure, water temperature (instant warm water, 6 levels), and wand position.

Image: Instant Warm Water Feature. This image illustrates the internal mechanism for instant warm water, showing an independent water inlet pipe that heats water in 1 second, providing unlimited warm water with 6 adjustable temperature levels.
5.4. Comfort Features
- Heated Seat: The elongated seat offers 5 levels of temperature adjustment for comfort.
- Warm Air Dryer: Provides a gentle warm air stream for drying after bidet use.
- Nightlight: An integrated nightlight illuminates the bowl for convenience in low light conditions.
- LED Display: Provides clear information on temperature settings and other functions.

Image: Air Dryer and Heated Seat Temperature Settings. This image displays the adjustable temperature ranges for both the warm air dryer (86°F to 122°F) and the elongated heated seat (86°F to 100°F).

Image: Night Light Feature. This image shows the smart toilet with its integrated night light illuminated, providing subtle visibility in the dark.

Image: LED Display with Temperature and Eco Indicators. This image highlights the liquid crystal display on the toilet, showing indicators for temperature, water temperature, seat temperature, and an ECO mode for energy saving.
5.5. Remote Control
The included remote control provides full access to all smart toilet functions. Familiarize yourself with the button layout for easy operation of flushing, bidet settings, temperature adjustments, and other features.

Image: Remote Control for Smart Toilet. This image displays the remote control unit, highlighting its various buttons for controlling functions such as water temperature, light, half flush, open/close seat, seat temperature, deodorizer, full flush, and open/close lid.
6. Maintenance
- Self-Cleaning Nozzle: The bidet wand automatically cleans itself, ensuring hygiene.
- General Cleaning: Clean the exterior surfaces with a soft, damp cloth and mild, non-abrasive cleaner. Avoid harsh chemicals that can damage the finish.
- Healthy Toilet Seat: The toilet seat is designed with materials that promote hygiene.
- Auto Deodorizing: The built-in deodorizer helps maintain a fresh bathroom environment.

Image: Healthy Toilet Seat Feature. This image visually represents the hygienic properties of the toilet seat, showing a clean, glowing surface compared to a surface with microbes, emphasizing its health benefits.

Image: Auto Deodorizing Feature. This image depicts the toilet's auto deodorizing function, with green leaves symbolizing fresh air circulating from the unit, indicating odor neutralization.
7. Troubleshooting
If you encounter any issues with your CASTA DIVA CD-U010 Smart Toilet, please refer to the following general troubleshooting tips:
- No Power: Check if the power cord is securely plugged into a working outlet. Ensure the circuit breaker is not tripped.
- Flushing Issues: Verify that the water supply valve is fully open. If the flush is weak, ensure there are no obstructions in the bowl or trapway.
- Bidet Not Working: Check water supply and ensure the bidet function is activated via the remote control.
- Lid/Seat Not Opening Automatically: Ensure the proximity sensor is clean and unobstructed.
For more detailed troubleshooting or persistent issues, please contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 27.5"D x 16.1"W x 18.6"H |
| Material | Porcelain or Ceramic (Bowl), Acrylonitrile Butadiene Styrene (Seat) |
| Item Weight | 99 Pounds |
| Installation Type | Floor Mounted |
| Shape | Oblong |
| Flush Performance | 1000 Gram MaP Score |
| Flush Volume | 1.6 GPF (Full), 1.1 GPF (Half) |
| Comfort Height | 17-3/8" (ADA Compliant) |
| Heated Seat Temperature | 5 Levels Adjustable |
| Water Temperature | 6 Levels Adjustable (Instant Warm Water) |
| Certifications | EGS, CEC, CUPC Listed |

Image: Product Dimensions Diagram. This image provides a detailed diagram of the smart toilet with all key dimensions labeled in inches, including depth, width, and height.
9. Warranty and Support
CASTA DIVA offers free replacement for damaged or defective units. To expedite the process, please provide damaged photos, trouble videos, and the product barcode when contacting support.
For any problems with installation, function, or quality, please contact CASTA DIVA customer service directly. Refer to the contact information provided in your purchase documentation or on the official CASTA DIVA website.
10. Product Videos
Video: CD-U010 Smart Toilet Overview. This video provides a general overview of the CASTA DIVA CD-U010 Smart Toilet, showcasing its design and various features.







