1. Introduction
This instruction manual provides essential information for the proper installation, operation, and maintenance of your TOTO Neorest LS Integrated Toilet Top Unit. Please read this manual thoroughly before use to ensure safe and efficient performance. This top unit is designed to integrate seamlessly with compatible TOTO Neorest LS toilet bases, providing advanced functionality and a sophisticated aesthetic to your bathroom.

This image shows the TOTO Neorest LS Integrated Toilet Top Unit, featuring its sleek, modern design in cotton white with a subtle black trim.
2. Safety Information
Always observe the following safety precautions to prevent injury or damage to the product.
- Professional Installation Recommended: Installation should be performed by a qualified plumber or technician in accordance with local plumbing and electrical codes.
- Electrical Safety: Ensure the power supply is disconnected before any installation or maintenance. Do not operate with damaged cords or plugs.
- Water Supply: Ensure water supply is turned off before installation. Check for leaks after installation.
- Cleaning: Use only recommended cleaning agents. Avoid abrasive cleaners, solvents, or strong chemicals that may damage surfaces.
- Children and Pets: Keep children and pets away from the unit during installation and maintenance.
3. Package Contents
Verify that all components are present and undamaged upon unpacking.
- TOTO Neorest LS Integrated Toilet Top Unit (SN8732M#01B)
- Installation Hardware (specific components may vary, refer to separate installation guide)
- User Manual (this document)
4. Product Overview
The TOTO Neorest LS Integrated Toilet Top Unit is designed to provide a comprehensive and hygienic bathroom experience. It features advanced functionalities integrated within its sleek design, complementing the Neorest LS toilet base.

An illuminated toilet bowl with a stream of water, highlighting the advanced cleaning features of the TOTO Neorest series.
Key Features:
- Integrated design for a seamless appearance.
- High-quality ceramic and plastic construction.
- Designed for floor-mounted installation with compatible Neorest LS toilet bases.
5. Installation Guide
This section provides a general overview of the installation process. For detailed, step-by-step instructions, please refer to the dedicated installation manual provided with your complete TOTO Neorest LS Integrated Toilet system.
Pre-Installation Checklist:
- Ensure water supply is turned off at the main valve.
- Verify that the toilet base is securely installed and leveled.
- Confirm all necessary tools and additional components are available.
Installation Steps (General):
- Unpack Components: Carefully remove the top unit from its packaging.
- Position Unit: Align the top unit with the pre-installed Neorest LS toilet base.
- Secure Connections: Connect any necessary water lines and electrical connections as per the detailed installation guide. Ensure all connections are tight and secure to prevent leaks.
- Test Functionality: Once installed, slowly turn on the water supply and check for any leaks. Power on the unit and test basic functions.
Note: Improper installation can lead to product damage or personal injury. If you are unsure about any step, consult a professional plumber or TOTO customer support.
6. Operating Instructions
The TOTO Neorest LS Integrated Toilet Top Unit works in conjunction with the toilet base to provide a range of automated and user-controlled functions. Specific operating details, including remote control usage and advanced settings, are typically covered in the comprehensive Neorest LS user guide.
Basic Operation:
- Flushing: The unit typically features automatic flushing or button-activated flushing mechanisms.
- Seat Functions: Depending on the model, the top unit may include heated seat, soft-close lid, and automatic opening/closing features.
- Bidet Functions: Neorest models are known for integrated bidet features, including front and rear wash, adjustable water temperature, and pressure.
- Deodorizer/Air Dryer: Some models include integrated deodorizers and warm air dryers for enhanced comfort.
Refer to your complete Neorest LS toilet system manual for detailed instructions on using the remote control and customizing settings.
7. Care and Maintenance
Regular cleaning and proper maintenance will ensure the longevity and optimal performance of your TOTO Neorest LS Integrated Toilet Top Unit.
Cleaning the Unit:
- Exterior Surfaces: Wipe down with a soft, damp cloth and a mild, non-abrasive cleaner. Avoid harsh chemicals, abrasive pads, or spray cleaners directly onto electronic components.
- Seat and Lid: Clean with a soft cloth and mild soap solution. Do not use strong detergents or disinfectants that may damage the plastic material.
- Nozzle Cleaning: If applicable, follow the specific instructions in your full Neorest manual for cleaning the bidet nozzle. Many TOTO units have self-cleaning nozzles.
General Maintenance:
- Periodically check all connections for tightness and signs of leakage.
- Ensure the power cord is not pinched or damaged.
- If the unit will be unused for an extended period, consider turning off the water supply and power.
8. Troubleshooting
This section addresses common issues you might encounter. For more complex problems, consult a professional or TOTO customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | No power supply; circuit breaker tripped; loose connection. | Check power outlet; reset circuit breaker; ensure power cord is securely plugged in. |
| Water leakage | Loose water connection; damaged seal. | Turn off water supply immediately. Tighten connections. If leak persists, contact a plumber. |
| Flushing issues | Water pressure too low; obstruction; internal malfunction. | Check water supply pressure. Clear any visible obstructions. For persistent issues, professional service is required. |
| Seat functions not working | Power issue; sensor obstruction; internal fault. | Ensure power is on. Clean any sensors. If problem continues, contact TOTO support. |
9. Specifications
Technical specifications for the TOTO Neorest LS Integrated Toilet Top Unit (SN8732M#01B).
| Attribute | Detail |
|---|---|
| Model Number | SN8732M#01B |
| Color | Cotton White |
| Product Dimensions | 28.56"D x 16.19"W x 4.63"H |
| Material | Ceramic, Plastic |
| Item Weight | 21 Pounds |
| Installation Type | Floor Mounted (for compatible Neorest LS base) |
| Seat Material Type | Plastic |
| Manufacturer | TOTO |
| UPC | 739268435735 |
| Item Package Quantity | 1 |
10. Warranty and Customer Support
TOTO products are manufactured to the highest quality standards and are backed by a limited warranty. Specific warranty terms and conditions can be found on the official TOTO website or in the warranty documentation included with your complete Neorest LS toilet system.
Customer Support:
For technical assistance, troubleshooting, or warranty claims, please contact TOTO customer support. Have your model number (SN8732M#01B) and purchase information ready when contacting support.
TOTO Official Website: www.totousa.com
Contact information for TOTO customer service can typically be found on their official website or in your product's packaging.