TOTO TCF8CM77
TOTO Washlet KM Series TCF8CM77 Instantaneous Warm Water Toilet Seat Instruction Manual
Model: TCF8CM77
Introduzione
This manual provides detailed instructions for the safe and efficient use, installation, and maintenance of your TOTO Washlet KM Series Instantaneous Warm Water Toilet Seat, model TCF8CM77. Please read this manual thoroughly before use and retain it for future reference.
The TOTO Washlet TCF8CM77 is an instantaneous warm water toilet seat designed for comfort and hygiene. Key features include instant water heating, automatic deodorization, Premist function to prevent dirt adhesion, a seamless toilet seat for easy cleaning, and automatic nozzle cleaning with sterilized water.
Informazioni sulla sicurezza
Quando si utilizzano apparecchi elettrici, seguire sempre le precauzioni di sicurezza di base per ridurre il rischio di incendi, scosse elettriche e lesioni.
- Ensure the power supply matches the product specifications (AC100V 50/60Hz).
- Non immergere il prodotto in acqua né spruzzare acqua direttamente su di esso.
- Non tentare di smontare o riparare il prodotto da soli. Contattare personale di assistenza qualificato.
- Tenere i bambini lontani dal prodotto durante il funzionamento.
- Scollegare l'unità dalla presa di corrente prima di pulirla o di eseguire qualsiasi intervento di manutenzione.
- Ensure the ground wire is properly connected to prevent electric shock.
Identificazione delle parti
Familiarize yourself with the components of your Washlet.
- Unità principale: The primary body of the Washlet.
- Sedile del WC: The heated seat.
- Ugello: Extends for washing functions.
- Telecomando: Used to operate all functions.
- Cavo di alimentazione: Connects to the electrical outlet.
- Tubo di alimentazione idrica: Connects to the water supply.

Figure 1: TOTO Washlet KM Series TCF8CM77 main unit. This image shows the overall design of the Washlet, including the toilet seat and control panel area.
Configurazione e installazione
This section outlines the general steps for installing your TOTO Washlet. For detailed instructions, refer to the included installation manual.
1. Disimballaggio
- Rimuovere con attenzione tutti i componenti dalla confezione.
- Verify that all accessories are present: Remote control, remote control hanger, remote control mounting screw set, remote control batteries, base plate set, warranty card, and instruction manual.
2. Power Cord Location
The power cord is located on the unit as shown in the diagram below. Ensure sufficient space for routing the cord.

Figure 2: Diagram showing the power cord outlet position and dimensions for the KM Series Washlet. Dimensions are in millimeters.
3. Mounting the Base Plate
- Position the base plate on the toilet bowl according to the installation guide.
- Secure the base plate using the provided screws and hardware.
4. Collegamento dell'approvvigionamento idrico
- Chiudere l'alimentazione idrica principale del WC.
- Connect the Washlet's water supply hose to the toilet's water inlet. Ensure all connections are tight to prevent leaks.
- Riaprire l'alimentazione idrica principale e verificare che non vi siano perdite.
5. Attaching the Washlet Unit
- Slide the Washlet main unit onto the installed base plate until it clicks into place.
- Ensure the unit is securely fastened.
6. Collegamento elettrico
- Plug the power cord into a grounded electrical outlet (AC100V 50/60Hz).
- The unit will perform an initial self-check.
7. Impostazione del telecomando
- Insert the provided alkaline batteries into the remote control.
- Mount the remote control hanger to a convenient location using the mounting screws.
Istruzioni per l'uso
Your TOTO Washlet TCF8CM77 offers various functions for enhanced hygiene and comfort. All functions are controlled via the remote control.
Basic Functions (Common to all products)

Figura 3: Oltreview of TOTO Washlet functions. This diagram illustrates various features such as self-cleaning, deodorization, and washing modes.
1. Funzioni di lavaggio
- Lavaggio posteriore: Press the "Rear Wash" button on the remote control. Adjust water pressure and temperature as desired.
- Lavaggio delicato: Press the "Soft Wash" button for a gentler cleansing.
- Bidet Wash: Press the "Bidet Wash" button for feminine hygiene.
- Posizione dell'ugello: Use the nozzle position adjustment buttons to move the nozzle forward or backward.
- Temperatura dell'acqua: Use the temperature adjustment buttons to set your preferred water temperature.
- Pressione dell'acqua: Use the pressure adjustment buttons to set your preferred water pressure.
2. Deodorizzazione
- The Washlet features automatic deodorization. When you sit on the seat, the deodorizer activates.
- Auto Power Deodorization: After use, when you stand up, the unit automatically switches to a stronger "power deodorization" mode to quickly eliminate odors.

Figure 4: Illustration of the Auto Power Deodorization function, showing how it activates after use to remove odors.
3. Premist Function
- Before each use, the Premist function automatically sprays a fine mist of water onto the toilet bowl surface. This creates a hydrophilic layer that makes it difficult for dirt to stick and easier to wash away.

Figure 5: Visual representation of the Premist function, showing water being sprayed onto the inner surface of the toilet bowl to prevent dirt adhesion.
4. Auto Open/Close Lid
- The toilet lid automatically opens when a user approaches and closes when they leave, providing a hands-free and hygienic experience. This also contributes to energy saving by preventing the lid from being left open.

Figure 6: Image demonstrating the Auto Open/Close feature, with the toilet lid automatically lifting as a person approaches.
5. Sedile riscaldato
- Adjust the seat temperature using the remote control buttons.
- The Washlet features a double insulated toilet seat for consistent warmth and energy efficiency.
6. Energy Saving Functions
- Riscaldamento istantaneo dell'acqua: Water is heated only when needed, reducing standby power consumption.
- Timer Power Saving: Utilize the timer function to reduce power consumption during periods of non-use.
- Apertura/chiusura automatica: Prevents heat loss from the toilet bowl.

Figure 7: Diagram illustrating the energy-saving performance of the Washlet, showing annual power consumption and achievement rate against energy efficiency standards.
Manutenzione e pulizia
Una pulizia regolare garantisce prestazioni ottimali e l'igiene del tuo Washlet.
1. Pulizia degli ugelli
- Nozzle Clean Function: The Washlet automatically cleans the nozzle with "clean sterilized water" before and after each use.
- For manual cleaning, refer to the remote control for the "Nozzle Cleaning" button, which extends the nozzle for wiping.

Figure 8: Image showing the nozzle being cleaned with "clean sterilized water" for enhanced hygiene.
2. Toilet Seat Cleaning
- The Washlet features a Seamless Toilet Seat design, eliminating gaps where dirt can accumulate, making it easier to wipe clean.
- Use a soft cloth and a mild, neutral detergent to clean the seat surface. Avoid abrasive cleaners or harsh chemicals.

Figure 9: Illustration highlighting the seamless design of the toilet seat, which prevents dirt from accumulating in crevices and simplifies cleaning.
3. Main Unit Cleaning (One-Touch Removal)
- The main unit can be easily removed with a single touch for thorough cleaning of the toilet bowl and the area around the Washlet.
- Press the release button (refer to the full manual for exact location) and slide the unit forward to detach.
- Clean the exposed areas with a damp panno e detergente delicato.
- Reattach the unit by sliding it back onto the base plate until it clicks.

Figure 10: Image demonstrating the one-touch removal feature of the Washlet main unit, allowing for easy access to clean the toilet bowl area.
4. Pulizia del filtro
- Periodically check and clean the water inlet filter to prevent blockages and maintain water pressure. Refer to the full manual for filter location and cleaning instructions.
Risoluzione dei problemi
If you encounter any issues, refer to the following common problems and solutions before contacting service.
| Problema | Possibile causa | Soluzione |
|---|---|---|
| No water spray / Weak water pressure | Water supply valve closed, water inlet filter clogged, low water pressure. | Open water supply valve. Clean the water inlet filter. Check household water pressure. |
| Niente acqua calda | Water heater off, temperature setting too low, power saving mode active. | Ensure power is on. Adjust water temperature setting. Disable power saving mode temporarily. |
| Heated seat not warm | Seat heater off, temperature setting too low, power saving mode active. | Adjust seat temperature setting. Disable power saving mode. |
| Deodorante non funzionante | Deodorizer filter clogged, fan malfunction. | Pulire o sostituire il filtro deodorante. |
| Il coperchio non si apre/chiude automaticamente | Sensor obstructed, sensor malfunction, power saving mode. | Clean sensor area. Ensure no obstructions. Check power saving settings. |
| Il telecomando non risponde | Batteries dead or incorrectly inserted, remote control out of range. | Replace batteries. Ensure correct polarity. Point remote directly at the Washlet. |
Se il problema persiste dopo aver provato queste soluzioni, contattare l'assistenza clienti TOTO.
Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Numero di modello | TCF8CM77 |
| Marca | TOTÒ |
| Tipo | Instantaneous Warm Water Toilet Seat |
| Dimensioni (L x P x A) | Dimensioni: 38.4 x 53.1 x 13.1 cm |
| Peso | 5 kg |
| Colore | Bianco |
| Alimentazione elettrica | AC100V, 50 / 60Hz |
| Consumo energetico nominale | 1268W |
| Consumo energetico annuale | 90 kWh/year (112 kWh/year without timer power saving) |
| Materiale | Resina |
| Accessori inclusi | Remote control, remote control hanger, remote control mounting screw set, remote control batteries (alkaline), base plate set, warranty card, instruction manual. |
Informazioni sulla garanzia
Your TOTO Washlet TCF8CM77 comes with a manufacturer's warranty. Please refer to the included warranty card for specific terms, conditions, and duration of coverage.
Retain your proof of purchase for warranty claims. The warranty typically covers defects in materials and workmanship under normal use. Damage caused by improper installation, misuse, or unauthorized repairs is generally not covered.
Assistenza clienti
For technical assistance, troubleshooting beyond this manual, or warranty service, please contact TOTO customer support.
Please have your model number (TCF8CM77) and purchase date ready when contacting support.
TOTO Ufficiale Websito: www.toto.co.jp
Contact information for your region can typically be found on the official websito o nella documentazione di garanzia.
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