Eridanus ERI-ST210-S

Eridanus Smart Toilet ERI-ST210-S Instruction Manual

Model: ERI-ST210-S

1. Introduction

This manual provides comprehensive instructions for the installation, operation, and maintenance of your Eridanus Smart Toilet, Model ERI-ST210-S. Please read this manual thoroughly before installation and use to ensure proper function and safety. Keep this manual for future reference.

2. Safety Information

Observe all safety warnings and instructions to prevent injury or damage. Improper installation, operation, or maintenance can lead to electric shock, water leakage, or other hazards.

Electrical Safety

  • Ensure the toilet is connected to a properly grounded electrical outlet.
  • Do not immerse the product in water or spray water directly onto electrical components.
  • Unplug the unit before performing any maintenance or cleaning.
  • Do not use if the power cord is damaged. Contact qualified service personnel for repair.

Water Safety

  • Ensure water supply connections are secure to prevent leaks.
  • Do not use abrasive cleaners or chemicals that may damage the toilet's surfaces or internal components.

General Safety

  • This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
  • Keep children supervised to ensure they do not play with the appliance.
Diagram illustrating various safety functions of the smart toilet, including prevention of low temperature scald, overheating prevention, 12V safety voltage, leakage protection, water pressure protection, and IPX4 waterproof rating.

Figure 2.1: Various Safety Functions

3. Product Overview

The Eridanus Smart Toilet ERI-ST210-S is a one-piece tankless bidet toilet designed for enhanced hygiene and comfort. It integrates multiple advanced features for a superior bathroom experience.

Key Features

  • Custom Wash Modes: Rear wash, bidet wash, and oscillating spray.
  • Self-Cleaning Adjustable Nozzle: Stainless steel wand with adjustable spray angle.
  • Instant Heating & Comfort Control: On-demand warm water, air drying, adjustable water temperature, air temperature, and seat warmth.
  • Powerful & Efficient Flush: Power-assisted flush, foot-sensor flush, off-seat auto flush, and blackout flush.
  • Built-In Cleaning & Freshening: Pre-wetting and air freshener.
  • Modern Interface & Lighting: Sleek screen display, side control knob, ambient lighting, and soft night light.
  • ADA Height: Elongated heated seat designed for comfort and accessibility.
Eridanus Smart Toilet ERI-ST210-S, a sleek white one-piece toilet with a closed lid, showcasing its modern design.

Figure 3.1: Eridanus Smart Toilet ERI-ST210-S

Close-up view of the advanced bidet system's nozzle extending from the toilet rim, demonstrating the water spray.

Figure 3.2: Advanced Bidet System

Internal view of the toilet showing the instant heating element for water, with blue and red indicators for cold in and warm out.

Figure 3.3: Instant Heated Water System

Overhead view of the toilet seat with illuminated heating elements visible, indicating the warm comfort seat feature.

Figure 3.4: Warm Comfort Seat

4. Setup and Installation

This section outlines the components included and provides guidance for the physical installation of the Eridanus Smart Toilet ERI-ST210-S. Professional installation is recommended.

Included Components

Refer to the diagram below for a visual representation of the included parts.

Diagram showing product dimensions of the smart toilet and a list of included accessories: Wax Ring, Remote Control, Flange & Mounting Bolts, Shut-off Valve (1/2 inch NPT x 3/4 inch), Toilet Inlet Adapter (3/4 inch G x 7/8 inch), User Manual, and Footprint Template. An optional shut-off valve (3/8 inch x 3/4 inch G) is also shown as not included but available upon request.

Figure 4.1: Product Dimensions and Included Parts

  • Smart Toilet Unit
  • Wax Ring
  • Remote Control
  • Flange & Mounting Bolts
  • Shut-off Valve (1/2" NPT x 3/4")
  • Toilet Inlet Adapter (3/4" G x 7/8")
  • User Manual (this document)
  • Footprint Template

Note: An optional Shut-off Valve (3/8" x 3/4" G) is not included but may be available upon request.

Installation Steps (Summary)

  1. Prepare the installation area, ensuring water and electrical connections are available.
  2. Install the flange and mounting bolts according to standard plumbing practices.
  3. Place the wax ring onto the flange.
  4. Carefully position the smart toilet unit over the flange and secure it with the mounting bolts.
  5. Connect the water supply line to the toilet inlet adapter and then to the shut-off valve.
  6. Connect the power cord to a grounded electrical outlet.
  7. Test for leaks and proper functionality.

For detailed installation instructions, refer to the separate Installation Guide provided with your product.

5. Operating Instructions

The Eridanus Smart Toilet offers various functions for personalized hygiene and convenience. Familiarize yourself with the control methods and settings.

Flushing Operations

The toilet supports multiple flushing methods:

  • Foot-Sensor Flush: A sensor at the base of the toilet detects foot movement for hands-free flushing.
  • Off-Seat Auto Flush: The toilet automatically flushes after the user stands up and moves away from the seat.
  • Side Control Knob: A knob on the side of the toilet allows manual flushing.
  • Remote Control: Use the remote to initiate a flush.
  • Blackout Flush: Ensures flushing capability even during power outages.
Overhead view of the smart toilet with callouts indicating four touchless auto flush options: Foot Sensing Flush, Off-Seat Auto Flush, Flush by Side Knob, and Flush by Remote Control. The remote control is also shown.

Figure 5.1: Touchless Auto Flush Options

Diagram illustrating the sequence of off-seat flush and foot-sensor flush for both women (manual lid opening, using, off-seat/foot-sensor flush, manual lid closing) and men (manual lid & seat opening, using, foot-sensor flush, manual seat & lid closing).

Figure 5.2: Off-seat and Foot-Sensor Flush Operation

Cutaway view of the toilet bowl showing the powerful automatic flush system with 360-degree inner-wall flushing, strong siphon flushing, and jet push dirt mechanisms. A 'Blackout Flush' indicator is also present.

Figure 5.3: Powerful Automatic Flush System

Bidet and Washing Functions

The integrated bidet system provides customizable cleaning options:

  • Arc-shape Spray Wand: Designed to prevent contact with waste, ensuring hygiene.
  • Wash Modes: Select between Rear Wash, Bidet Wash (for feminine hygiene), and Oscillating Spray for a wider cleaning area.
  • Adjustable Water Temperature: Choose from Room Temp, 93°F, 96°F, and 99°F.
  • Adjustable Water Pressure: Select from Low, Medium, Strong, and Ultra Strong settings.
Image showing the arc-shape spray wand in action, with options for 4 water temperatures (Room Temp, 93°F, 96°F, 99°F) and 4 pressure levels (Low, Medium, Strong, Ultra Strong). Also depicts Bidet Wash, Rear Wash, Oscillating Mode, and Self Cleaning Wand functions.

Figure 5.4: Arc-shape Spray Wand and Wash Settings

Comfort Features

  • Heated Seat: Enjoy adjustable seat warmth with multiple temperature settings (Room Temp, 93°F, 96°F, 99°F).
  • Warm Air Dryer: After washing, use the warm air dryer with adjustable temperature settings (Room Temp, 95°F, 113°F, 131°F) to reduce toilet paper usage.
  • Soft Close Lid and Seat: Prevents slamming and reduces noise.
  • Night Light & Digital Display: A soft night light illuminates the bowl for nighttime use, and a digital display shows current settings like water temperature, seat temperature, and wind temperature.
Image showing the efficient warm air dryer with 4 temperature settings (Room Temp, 95°F, 113°F, 131°F) and the comfortable heated seat with 4 temperature settings (Room Temp, 93°F, 96°F, 99°F).

Figure 5.5: Warm Air Dryer and Heated Seat Controls

Overhead view of the smart toilet in a dark setting, showing the illuminated night light within the bowl and a digital display above the seat indicating settings like water temperature (93°F).

Figure 5.6: Night Light and Digital Display

Control Methods

  • Side Control Knob: Provides quick access to core functions like flushing, air drying, oscillating wash, rear wash, and bidet wash.
  • Smart Remote: A wireless remote control allows for comprehensive adjustment of all settings, including wash modes, water/seat/wind temperature, water pressure, and self-cleaning.
Image showing the streamlined stylish control knob on the side of the toilet, with icons for air drying, flushing session, oscillating wash, rear wash, and bidet wash. Below it, the smart remote control is displayed with various buttons for stop, spray/massage, bidet/massage, dryer, flush, water temp, seat temp, wind temp, light, gentle-cleaning, self-clean, pressure adjustment, and forward/backward nozzle movement.

Figure 5.7: Control Knob and Smart Remote

6. Maintenance

Regular maintenance ensures the longevity and hygienic operation of your Eridanus Smart Toilet.

Self-Cleaning Functions

  • Self-Cleaning Wand: The stainless steel bidet wand automatically cleans itself before and after each use.
  • Pre-Wet Function: The toilet bowl is automatically moistened when you sit down, which helps prevent waste from sticking and improves flushing efficiency.
  • Air Freshener: A built-in air freshener helps maintain a pleasant bathroom environment.
Close-up view of the toilet bowl with water swirling, illustrating the Pre-Wet Function which automatically moistens the bowl to prevent sticking.

Figure 6.1: Pre-Wet Function

General Cleaning

  • Exterior: Wipe the exterior surfaces with a soft, damp cloth and mild, non-abrasive cleaner.
  • Seat: Clean the seat with a soft cloth and a gentle, non-corrosive bathroom cleaner.
  • Nozzle: While the wand is self-cleaning, occasional manual inspection and gentle cleaning with a soft brush may be performed if necessary. Ensure the power is disconnected before any manual cleaning of the nozzle.
  • Do Not Use: Avoid using harsh chemicals, abrasive pads, or strong acids/alkalis, as these can damage the ceramic or electronic components.

7. Troubleshooting

This section addresses common issues you might encounter with your Eridanus Smart Toilet. For problems not listed here, contact customer support.

ProblemPossible CauseSolution
No power/Unit unresponsivePower cord unplugged, circuit breaker tripped, power outage.Check power connection, reset circuit breaker, verify power supply.
No water or weak sprayWater supply valve closed, water pressure low, nozzle clogged.Open water supply valve, check household water pressure, clean nozzle.
Heated seat not warmingSeat heating function off, temperature setting too low.Activate seat heating via remote/control knob, increase temperature setting.
Flushing issues (e.g., weak flush, no flush)Water supply issue, sensor obstruction, internal mechanism fault.Check water supply, ensure sensors are clean and unobstructed, contact support if issue persists.
Water leakageLoose connections, damaged seals.Tighten connections, inspect seals, contact support immediately.

8. Specifications

Detailed technical specifications for the Eridanus Smart Toilet ERI-ST210-S.

  • Model Number: ERI-ST210-S
  • Color: White
  • Material: Ceramic (Toilet), Polypropylene (PP) (Seat)
  • Installation Type: Floor Mounted
  • Flush Type: Siphon Jet, Power-assisted, Foot-sensor, Off-seat Auto Flush, Blackout Flush
  • Water Temperature Settings: Room Temp, 93°F, 96°F, 99°F
  • Air Dryer Temperature Settings: Room Temp, 95°F, 113°F, 131°F
  • Water Pressure Levels: Low, Medium, Strong, Ultra Strong
  • ADA Compliant Height: Yes (17 inches from floor to seat)
Diagram comparing the ergonomic comfort height of the Eridanus toilet (17 inches) with a standard toilet (15 inches), showing improved posture for the user.

Figure 8.1: Ergonomic Comfort Height (ADA Compliant)

Diagram showing product dimensions of the smart toilet and a list of included accessories: Wax Ring, Remote Control, Flange & Mounting Bolts, Shut-off Valve (1/2 inch NPT x 3/4 inch), Toilet Inlet Adapter (3/4 inch G x 7/8 inch), User Manual, and Footprint Template. An optional shut-off valve (3/8 inch x 3/4 inch G) is also shown as not included but available upon request.

Figure 8.2: Product Dimensions

DimensionMeasurement
Overall Length27 1/2 inches
Overall Width16 9/10 inches
Overall Height18 7/10 inches
Seat Height17 inches

9. Warranty and Support

Eridanus is committed to providing quality products and excellent customer service.

Warranty Information

Your Eridanus Smart Toilet ERI-ST210-S comes with a one-year limited after-sales support. This includes:

  • Spare parts availability
  • Prompt technical assistance
  • 30-day easy returns

Customer Support

Our customer service team is available 24/7 to assist with any inquiries or issues you may have. For support, please refer to the contact information provided in your product packaging or visit the official Eridanus website.

We offer lifetime service for our products, ensuring continued support beyond the initial warranty period.

© 2026 Eridanus. All rights reserved.

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