Introduction
Thank you for choosing the Bio Bidet by Bemis A8 Luxury Class Bidet Toilet Seat. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your new bidet seat. Please read all instructions carefully before use and retain this manual for future reference.
Package Contents
Before beginning installation, ensure all components are present:
- Bidet Seat
- T-Valve and Washer
- Water Supply Hoses (2 pcs)
- Mounting Plate
- Assembly Accessories (bolts, nuts, washers)
- Hose Clips
- Wireless Remote Control
- 3/8" Spare Nut and Washer (Optional)

Installation Guide
Follow these steps for proper installation of your Bio Bidet A8. A GFI outlet is recommended for electrical connection.
- Prepare the Toilet: Turn off the water supply to your toilet and flush the toilet to empty the tank. Remove your existing toilet seat.
- Install Mounting Plate: Place the mounting plate over the bolt holes on your toilet bowl. Secure it with the provided bolts and nuts. Ensure the bolt holes on your toilet are between 5.5 and 7.5 inches (center to center) apart, and there is at least 1 inch of space from the tank to the bolt holes.
- Connect T-Valve: Disconnect the existing water supply line from the toilet tank. Install the T-valve between the toilet tank fill valve and the water supply line.
- Attach Bidet Seat: Slide the bidet seat onto the mounting plate until it clicks into place.
- Connect Water Hoses: Connect one water supply hose from the T-valve to the bidet seat's water inlet. Connect the other water supply hose from the T-valve to the toilet tank.
- Electrical Connection: Plug the bidet seat into a grounded electrical outlet.
- Restore Water Supply: Slowly turn on the water supply to the toilet. Check for any leaks.

Operating Instructions
The Bio Bidet A8 features a dual-sided wireless remote control for easy operation. The intelligent body sensor automatically detects when a user is seated to enable functions.
Key Features and Functions:
- Cleansing: Choose from various comfortable wash settings. Adjust water temperature, pressure, and nozzle position for a personalized experience.
- Adjustable Heated Seat: Select from low, medium, or high seat warming presets for maximum comfort.
- Warm Air Dryer: Reduce the need for toilet paper with the built-in warm air dryer.
- Automatic Deodorizer: Keeps your bathroom fresh by neutralizing odors.
- Stainless Steel Nozzle: The resilient stainless steel nozzle offers both rear and front wash options and automatically rinses itself before and after each use.
- LED Night Light: A soothing blue night light illuminates the bowl, making it easy to find your way at night.
- User Presets: Customize and save your preferred cleansing settings for up to two users.
- Eco Mode: Activates power-saving mode. Note that the seat warmer may turn off in Eco mode to conserve energy.
- Child Wash: A dedicated function for a gentle wash suitable for children.
- Whisper Close Seat: The seat and lid close softly and quietly.



Maintenance
Regular cleaning ensures optimal performance and hygiene.
Cleaning the Bidet Seat:
- Unplug the unit before cleaning.
- Use a soft, damp cloth and a mild, non-abrasive cleaner.
- Do not use harsh chemicals, abrasive pads, or strong detergents, as these can damage the surface.
Nozzle Cleaning:
The stainless steel nozzle is self-rinsing. For additional cleaning:
- Refer to the remote control for a dedicated nozzle cleaning function, if available.
- Gently pull out the nozzle and clean it with a soft brush and mild soap.
- Ensure the nozzle retracts fully after cleaning.

Troubleshooting
If you encounter issues with your Bio Bidet A8, consult the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No water spray or weak spray | Water supply valve closed; clogged nozzle; low water pressure. | Ensure water supply valve is fully open. Clean the nozzle. Check household water pressure. |
| Heated seat not working | Heated seat function off; Eco mode activated. | Check seat temperature settings on the remote. Deactivate Eco mode if a warm seat is desired. |
| Air dryer not working or ineffective | Air dryer function off; low temperature setting. | Activate air dryer function. Increase air temperature setting. |
| Remote control unresponsive | Dead batteries; obstruction between remote and unit. | Replace remote control batteries (2 AA batteries required). Ensure clear line of sight to the bidet seat. |
| Water temperature too hot or cold | Incorrect water temperature setting. | Adjust water temperature using the remote control. |
If the problem persists after attempting these solutions, please contact customer support.
Specifications
- Model: A8
- Color: Elongated
- Material: Plastic
- Style: Modern
- Shape: Oval
- Item Weight: 14 Pounds
- Product Dimensions: 20.48 x 15.4 x 5.5 inches
- Power Source: GFI Outlet Recommended
- Voltage: 120 Volts
- Batteries: 2 AA batteries required (included for remote)
- Installation Method: DIY
Warranty Information
The Bio Bidet by Bemis A8 Bidet Toilet Seat comes with a manufacturer warranty that covers US and Canada customer purchases for 1 year from the date of purchase. Please retain your proof of purchase for warranty claims. For detailed warranty terms and conditions, refer to the official Bio Bidet website or contact customer support.
Support
For any assistance, inquiries, or troubleshooting not covered in this manual, please contact Bio Bidet customer support:
- Telephone: 877.339.5214
- Email: SUPPORT@BIOBIDET.COM