1. Introduction and Overview
The TOTO TTLK01101UA is a touchless automatic foam soap dispenser controller designed for use with a single compatible TOTO spout. This system provides a hygienic and convenient handwashing experience by automatically dispensing a measured application of foam soap. It features a robust 3-liter (0.8 gallon) reservoir, ensuring extended use between refills. This controller is an integral part of a complete touchless soap dispensing solution, requiring a separate TOTO spout and compatible TOTO foam soap for full functionality.

This image shows the TOTO TTLK01101UA controller unit with its 3-liter reservoir. The compact design is suitable for under-counter installation, connecting to a separate TOTO soap spout.
2. Safety Information
Please read and understand all safety instructions before installing or operating the TOTO TTLK01101UA controller. Failure to follow these instructions may result in property damage, injury, or improper operation.
- Ensure all electrical connections are made by a qualified professional and comply with local codes.
- Verify that the water supply is turned off before making any plumbing connections.
- Use only compatible TOTO foam soap with this dispenser. Using other types of soap may damage the unit or impair its function.
- Do not immerse the controller unit or reservoir in water.
- Keep the unit out of reach of children to prevent accidental tampering or injury.
- Disconnect power before performing any maintenance or refilling the reservoir.
3. Package Contents
The TOTO TTLK01101UA package includes the following components:
- Controller base unit
- 3-liter (0.8 gallon) reservoir
- Mounting hardware
- Supply lines
Note: A compatible TOTO spout and TOTO foam soap are sold separately and are required for a complete functional system.
4. Setup and Installation
Proper installation is crucial for the optimal performance of your TOTO TTLK01101UA controller. If you are unsure about any step, consult a qualified professional.
Pre-Installation Checklist:
- Ensure you have a compatible TOTO spout and TOTO foam soap.
- Verify that power supply and water connections are accessible at the installation site.
- Gather necessary tools, which typically include a drill, screwdriver, wrench, and measuring tape.
Installation Steps:
- Mount the Controller: Select a suitable location for the controller base unit, typically under the counter, ensuring it is easily accessible for maintenance. Securely mount the unit using the provided hardware.
- Connect Supply Lines: Connect the provided supply lines to the appropriate plumbing connections. Ensure all connections are hand-tightened, then gently tighten with a wrench, being careful not to overtighten.
- Install Reservoir: Carefully insert the 3-liter reservoir into the controller base unit. Ensure it is seated correctly and securely.
- Fill Reservoir: Fill the reservoir with compatible TOTO foam soap. Do not overfill.
- Connect to Spout: Connect the controller to the compatible TOTO spout according to the spout's installation instructions. This typically involves a data cable and a soap delivery tube.
- Check for Leaks: Turn on the water supply and inspect all connections for any leaks. Address any leaks immediately.
- Power On: Connect the unit to the power supply. The system will typically perform a self-check.
5. Operating Instructions
The TOTO TTLK01101UA controller operates in conjunction with a compatible TOTO touchless soap spout to provide automatic foam soap dispensing.
- Activate Dispenser: Place your hands under the sensor area of the compatible TOTO spout.
- Automatic Dispensing: The smart sensor will detect your hands, and the controller will activate the pump to dispense a measured amount of foam soap onto your hands.
- Remove Hands: Once the soap is dispensed, remove your hands from the sensor area.
Important: Ensure the reservoir contains sufficient foam soap for continuous operation. If the soap level is low, the dispenser may not function correctly.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your TOTO TTLK01101UA controller.
Refilling the Reservoir:
- Turn Off Power: Disconnect the power supply to the controller unit.
- Remove Reservoir: Carefully remove the 3-liter reservoir from the controller base.
- Refill: Refill the reservoir with compatible TOTO foam soap. Do not overfill.
- Reinstall Reservoir: Reinsert the reservoir securely into the controller base, ensuring all connections are firm.
- Restore Power: Reconnect the power supply to the unit.
Cleaning:
- Wipe the exterior surfaces of the controller and reservoir with a soft, damp cloth.
- Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish or internal components.
- Regularly inspect the soap spout's sensor area and nozzle for any soap residue buildup and clean as necessary to ensure proper operation.
7. Troubleshooting
If you encounter issues with your TOTO TTLK01101UA controller, refer to the following troubleshooting guide:
| Issue | Possible Cause | Solution |
|---|---|---|
| Soap not dispensing | Reservoir is empty or low on soap. | Refill the reservoir with compatible TOTO foam soap. |
| Soap not dispensing | Power supply interrupted or unit is off. | Check power connections and ensure the unit is powered on. |
| Soap not dispensing | Spout sensor obstructed or faulty. | Clean the sensor area on the spout. If the issue persists, contact TOTO support. |
| Soap not dispensing | Incompatible soap used. | Ensure only compatible TOTO foam soap is used. Drain and clean the system if necessary. |
| Leaking from connections | Loose supply line connections or improperly seated reservoir. | Turn off water and power. Check all supply line connections for tightness and ensure the reservoir is correctly seated. |
If the problem persists after attempting these solutions, please contact TOTO customer support.
8. Specifications
| Model Number | TTLK01101UA |
| Brand | TOTO |
| Material | Plastic |
| Color | No Finish |
| Product Dimensions (L x W x H) | 10" x 6" x 10" |
| Item Weight | 7.85 pounds |
| Liquid Volume | 3 Liters (0.8 Gallons) |
| Batteries Required | 2 Lithium Metal batteries (for compatible spout, if applicable) |
| Included Components | Controller, Reservoir |
| UPC | 739268413368 |
9. Warranty Information
The TOTO TTLK01101UA Touchless Auto Foam Soap Dispenser Controller is covered by a manufacturer's three-year limited warranty. This warranty covers defects in materials and workmanship under normal use and service. For specific terms, conditions, and to make a warranty claim, please refer to the official TOTO warranty documentation or contact TOTO customer support.
10. Support and Contact
For technical assistance, replacement parts, or further inquiries regarding your TOTO TTLK01101UA controller, please contact TOTO customer support. You can find the most current contact information, including phone numbers and online support resources, on the official TOTO website:
Visit the TOTO Store on Amazon
When contacting support, please have your model number (TTLK01101UA) and purchase information readily available.





