1. Informations importantes sur la sécurité
Veuillez lire attentivement toutes les instructions avant l'installation et l'utilisation. Conservez ce manuel pour toute consultation ultérieure.
- Sécurité électrique : Ensure the bidet is connected to a grounded 120V/60Hz power outlet. Do not use extension cords. Disconnect power before cleaning or servicing.
- Pression de l'eau : The operating tapwater pressure should be between 14.5 PSI and 100 PSI.
- Température de l'eau : Do not use water hotter than 104°F (40°C) to avoid burns.
- Children and Individuals with Reduced Capabilities: Cet appareil n'est pas destiné à être utilisé par des personnes (y compris des enfants) ayant des capacités physiques, sensorielles ou mentales réduites, ou manquant d'expérience et de connaissances, à moins qu'elles ne soient surveillées ou aient reçu des instructions concernant l'utilisation de l'appareil par une personne responsable de leur sécurité. Les enfants doivent être surveillés pour s'assurer qu'ils ne jouent pas avec l'appareil.
- Nettoyage: Do not spray water directly onto the appliance. Use a soft, damp chiffon pour le nettoyage.
- Installation: Ensure the toilet bowl type (Round or Elongated) matches the bidet seat model.
2. Produit terminéview
The Coway Bidetmega 500S Round Electronic Bidet Toilet Seat offers advanced hygiene features for enhanced comfort and cleanliness.
Caractéristiques principales :
- i-wave Cleaning Technology: Multi-stage wash care system with customizable water pressure, motion, and spray patterns (Rear, Front, Turbo, Move, Air+, Wide).
- Instantaneous Water Heating: Provides continuous warm water without a tank, saving energy.
- Siège chauffant: Température réglable pour plus de confort.
- Sécheur à air chaud : Réduit la consommation de papier toilette.
- Auto Open and Close Lid: Touchless operation for convenience and hygiene.
- Veilleuse: Soft glow illuminates the toilet for nighttime use.
- Désodorisant: Activated carbon filtration removes odors.
- Stainless Steel Nozzle: Durable et hygiénique.
- Triple Hygiene Care: WaterShield mist, auto cleaning nozzle, and UV light nozzle sterilization.
- Télécommande sans fil : For easy operation and personalized settings (user profiles, child mode).
- Installation facile : Conçu pour une installation simple.

Figure 2.1 : Plusview of Coway Bidetmega 500S features including i-wave cleaning, triple hygiene care, ideal temperature control, triple environment care, and easy installation.
3. Configuration et installation
This section provides step-by-step instructions for installing your Bidetmega 500S. Ensure you have all components listed in the manual's parts overview avant de commencer.
3.1 Liste de contrôle de pré-installation
- Vérifier le volume de fonctionnementtage (120V/60Hz) and use a grounded power outlet.
- Confirm operating tapwater pressure (14.5 PSI ~ 100 PSI).
- Ensure your toilet bowl is Round and matches the bidet type. Refer to the dimensions diagram below.

Figure 3.1: Toilet bowl type selection guide with dimensions for Round and Elongated bowls. Ensure your toilet matches the Round type for this model.
3.2 Raccordement à la source d'eau
- Retirez le siège et le couvercle des toilettes existants.
- Turn off the water supply valve to the toilet and flush the toilet to drain the tank.
- Disconnect the water supply hose from the toilet's water supply pipe.
- Connect the provided 7/8" T-valve to the water supply valve.
- Connect the original water supply hose to the T-valve.
- Connect the bidet hose to the T-valve and then to the bidet seat's water inlet. Ensure all connections are tight to prevent leaks.
- (Optional) The mesh filter inside the water inlet is detachable for cleaning.
Video 3.1: Detailed installation guide for the Coway Bidetmega 400S & 500S, covering pre-installation, water source connection, and product installation steps.
3.3 Installation du produit
- Insert the fixing nuts into the toilet holes.
- Place the fixer bracket over the nuts, aligning the fixing slides and washers.
- Insert the fixing screws and tighten them clockwise to secure the bracket.
- Gently slide the bidet seat onto the bracket until you hear a click sound, indicating it is securely in place.
- Connect the 2-way power cord to the bidet seat and then plug it into a grounded electrical outlet.

Figure 3.2: Illustration of the 2-way power cord and bidet hose connection for easy installation.
4. Mode d'emploi
Your Bidetmega 500S is designed for intuitive operation using the wireless remote control. The remote automatically pairs with your bidet.
4.1 Fonctions de la télécommande
The remote control features two displays (front and rear) for various settings:
- Écran avant : Stop, Rear Mode (General/Course), Front Mode (General/Course), Turbo, Dry, Water Pressure adjustment, Nozzle Position adjustment, User 1/User 2 profiles, Battery Indicator.
- Écran arrière : Move, Air+, Wide, Nozzle UV, Deodorizer, Seat Temp, Water/Dry Temp.
- Lid Button (Top): Press to open/close the lid. The lid also closes automatically after use.

Figure 4.1: Remote control layout showing all available functions for personalized hygiene.
4.2 i-wave Cleaning Technology
Select from various wash modes and customize your experience:
- Rear Mode: Precise and comfortable wash for daily use. Single press for General (1-stage wash), double press for Course (3-stage wash: Soft Start, Main Wash, Rinse Wash).
- Front Mode: Sensitive wash, ideal for feminine hygiene. Single press for General (1-stage wash), double press for Course (3-stage wash).
- Mode Turbo: Maximum strength wash with Air+ bubbles (1-stage wash only).
- Se déplacer: The nozzle moves back and forth for a comprehensive clean.
- Air+: Adds more bubbles to the water stream for enhanced cleaning.
- Large: Expands the spray range for soft cleaning on sensitive skin.

Figure 4.2: Visual representation of the i-wave 3-stage cleaning technology and various wash modes.
4.3 Temperature Control & Comfort Features
- Eau chauffée : Adjust water stream temperature using the remote (4 settings: off, 1, 2, 3).
- Siège chauffant: Select from 4 temperature settings (off, 1, 2, 3) for the seat, includes overheat protection.
- Séchoir: Adjust warm air dryer temperature using the remote (4 settings: off, 1, 2, 3).
- Veilleuse: Provides soft illumination for convenience during nighttime.
- Désodorisant: Activated carbon filtration automatically removes odors.

Figure 4.3: Illustration of adjustable heated water, heated seat, and built-in dryer functions.
4.4 Utilisateur Profiles & Child Mode
- Utilisateur Profiles: Économisez jusqu'à 2 pros personnalisésfiles for personalized wash and other settings.
- Mode enfant : Included in profile 1 by default for family use.
5. Entretien et nettoyage
Regular maintenance ensures optimal performance and hygiene of your Bidetmega 500S.
5.1 Nettoyage des buses
- Auto Cleaning Nozzle: La buse se nettoie automatiquement avant et après chaque utilisation.
- UV Cleaning Nozzle: The nozzle UV light activates after 12 usages or a single usage in 36 hours to sterilize the nozzle. This can also be activated manually via the remote.

Figure 5.1: Triple Hygiene Care features: WaterShield, Auto Cleaning Nozzle, and UV Cleaning Nozzle.
5.2 WaterShield™
When seated, a water mist is sprayed into the bowl to prevent contamination, helping to maintain cleanliness with every flush. This feature can be turned on/off as needed.
5.3 Deodorization Filter
The deodorization filter uses activated carbon filtration to remove waste odors. The filter needs to be changed once a year. A detailed text description accompanying each image for users who cannot view il.

Figure 5.2: Instructions for accessing and replacing the deodorization filter.
5.4 Quick-Release for Cleaning
To remove the bidet seat for thorough cleaning, press the release button located on the side and slide the unit off the bracket.

Figure 5.3: Quick-release mechanism for easy removal and cleaning of the bidet seat.
6. Dépannage
If you encounter any issues with your Bidetmega 500S, please refer to the following common troubleshooting steps:
- Pas d'alimentation : Ensure the power cord is securely plugged into a grounded outlet. Check if the outlet is functional by plugging in another device.
- Pas de pulvérisation d'eau : Verify that the water supply valve is fully open. Check if the mesh filter is clogged and requires cleaning.
- Faible pression d'eau : Check the water supply valve and mesh filter for any obstructions. Adjust water pressure settings on the remote control.
- Heated Seat/Water Not Working: Ensure the temperature settings are correctly adjusted on the remote.
- La télécommande ne répond pas : Check the battery indicator on the remote and replace batteries if necessary. Ensure there are no obstructions between the remote and the bidet.
- Couvercle ne s'ouvrant/fermant pas automatiquement : Check for any physical obstructions. Ensure the auto-open/close feature is enabled via the remote if applicable.
For persistent issues, please contact Coway customer support.
7. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Marque | Coway |
| Modèle | Bidetmega 500S Round |
| Couleur | Blanc |
| Matériel | Plastique polypropylène |
| Forme | Rond |
| Dimensions du produit | 19.57 po L x 5.28 po l |
| Poids de l'article | 8.6 livres |
| Code UPC | 826439001247 |
| Alimentation électrique | 120V/60Hz (Grounded outlet required) |
| Pression de l'eau | 14.5 PSI ~ 100 PSI |
| Composants inclus | Bidet, Remote, Manual, Installation Kit |
8. Garantie et assistance
For warranty information, product registration, or technical assistance, please contact Coway customer support. Keep your purchase receipt for warranty claims.
Les coordonnées se trouvent généralement sur le site officiel de Coway. website ou à l'intérieur de l'emballage du produit.