Knob-Type Smart Toilet User Manual

Installation, operation, troubleshooting & maintenance guide

CY Series
BSJ Series
TC Series
📦 1. What’s in the Box
Manual cover

Item Qty
Smart Toilet ×1
Remote Control ×1
Wax Ring ×1
Floor Flange ×1
Mounting Brackets ×2
T-Bolts & Washers ×2
Foam Bottle ×1
Shut-Off Valve ×1
Foam Shield Refills (3-pack) ×1
Mounting Hardware Kit ×1
💡 Check all items before installation. If anything is missing, contact us immediately.

📐 2. Product Parts Diagram
Product parts diagram

Part Location
Lid Bumper Top of toilet
Seat Below lid
Ceramic Toilet Bowl Main body
Rear Cleaning Spray Nozzle Inside bowl, retractable
Front Cleaning Spray Nozzle Inside bowl, retractable
Remote Sensing Window Front of toilet
Foot Flush Sensor Bottom front — tap with foot to flush
Side Knob Control Right side of toilet body
📊 3. Technical Specifications
Power 120 V AC, 60 Hz, 1300 W
Flush Type Siphon Jet Flush
Water Usage 1.28 GPF (gallons per flush) — WaterSense compliant
Water Pressure 22–109 PSI (0.14–0.80 MPa)
Heating Instant (endless hot water)
Water Temp Settings OFF / 93°F / 99°F / 104°F
Seat Temp Settings OFF / 93°F / 99°F / 104°F
Air Temp Settings OFF / 113°F / 122°F / 131°F
Fan Speed >4 m/s
Power Cord Length 1.5 m (4.9 ft)
LED Display Yes — shows temperature and settings
Night Light LED 4.5W
Safety GFCI / Overheat / Fuse protection
Bowl Size Requirement Rough-in ≥ 11.8″ (300 mm)
💡 1.28 GPF saves ~3,000 gallons of water per year vs older toilets. Meets US WaterSense standards.

🔧 4. Installation
Installation steps
Installation continued
Installation continued

Before You Start

  • ✅ Finished wall & floor in bathroom
  • ✅ Grounded power outlet nearby
  • ✅ Water shut-off valve accessible
  • ✅ Drain pipe ready

Tools You’ll Need

  • PTFE Thread Seal Tape
  • 100% Silicone Sealant + Caulking Gun
  • Adjustable Wrench (3/4″)

Water Connection

Water connection diagram

Three connection options:

  1. Direct — 1/2″ NPT threaded shut-off valve
  2. Compression — Use included 5/8″ compression fitting
  3. Adapter — Use existing 3/8″ valve with adapter
⚠️ IMPORTANT: Connect water supply BEFORE plugging in power. Failure will trigger Error Code E4 and may damage the unit.

Installation Steps

  1. Turn off water supply. Remove old toilet if replacing.
  2. Install floor flange & wax ring.
  3. Secure mounting brackets with T-bolts.
  4. Place toilet on flange, bolt down evenly.
  5. Connect water supply line (see diagram above).
  6. Install foam bottle beside/near toilet.
  7. Turn on water supply. Check for leaks.
  8. Plug into GFCI outlet. Wait for self-check.
🛡️ 5. Foam Shield Setup
Foam shield setup

  1. Open the foam bottle compartment.
  2. Drop in 3 foam tablets (≈ 200 uses).
  3. Fill bottle with tap water.
  4. Place bottle on the floor next to or behind the toilet.
  5. Ensure the foam tube is not bent or kinked.
💡 First few uses may produce little foam until tablets fully dissolve. Keep using.

🚽 6. First Use & Flush Methods

Safety

Wash/dry functions only work when seated (safety sensor). This is normal.

Four Ways to Flush

Method How
Auto Flush Just stand up — detects you leaving
Knob Flush Press side knob once
Foot Kick Lightly tap the foot sensor area
Power Outage Install backup battery, press knob
🎮 7. Remote Controller Functions
Remote control diagram
Remote control continued

Button Function
Stop Cancels all active functions
Rear Wash Posterior wash. Press again: oscillating mode.
Feminine Wash Front wash. Press again: oscillating mode.
Vortex Wash Swirling wash for thorough cleaning
Child Wash Gentle mode for children
Dryer Warm air drying
Full Flush Full flush (1.28 GPF)
Half Flush Half flush for liquid waste
Water Pressure +/- Adjust water pressure during wash
Nozzle Position ← → Move nozzle forward/backward
Water Temp OFF → 93°F → 99°F → 104°F
Seat Temp OFF → 93°F → 99°F → 104°F
Air Temp OFF → 113°F → 122°F → 131°F
Lid / Seat Press: open lid/seat. Press again: close.
Bubble Shield Toggle foam shield on/off
Night Light Toggle LED night light
Nozzle Self-Clean Manual nozzle cleaning
ECO Energy-saving mode
🔄 8. Side Knob Operations
Side knob diagram

Action When Result
Rotate counterclockwise → end Seated Feminine (front) wash
Rotate clockwise → end Seated Rear (posterior) wash
Rotate same way again During wash Oscillating mode
Press once Any time Stop current function / flush
Long press Seated Warm air dryer
Long press 5 sec Off-seat Power off
Rotate CCW + hold Off-seat Enter pairing mode
🔗 9. Remote Pairing

Remote is pre-paired. Re-pair if it stops responding.

  1. Rotate the side knob counterclockwise (toward front) + hold until beep.
  2. Keep holding knob, press Stop on remote.
  3. Confirmation beep = done.
⚠️ Use counterclockwise rotation (toward the front of the toilet), not clockwise.

🌡️ 10. Comfort Settings
Comfort settings

Setting Range
Seat Temperature OFF / 93°F / 99°F / 104°F
Water Temperature OFF / 93°F / 99°F / 104°F
Air (Dryer) Temperature OFF / 113°F / 122°F / 131°F
Water Pressure 5 levels
⚙️ 11. Advanced Settings (Hidden Menu)
Advanced settings page 1
Advanced settings page 2

Enter hidden menu: Press Power (display turns off) → Press function key → Adjust → Press Power to save.

Setting Key Range
Factory Reset Feminine Wash Resets all
Auto Lid & Seat Sensor Lid/Seat 00=OFF, 01=ON
Auto Foam Shield Lid/Seat 00=OFF, 01=ON
Auto Bowl Pre-Wetting Water Temp 00=OFF, 01=ON
Auto Flush (leave seat) Full Flush 00=OFF, 01=ON
Flush Power Half Flush Level 1-4
Lid Opening Force Child Wash 1-14 (recommend 9-13)
Seat Opening Force Nozzle Position ← → 1-14
Radar Distance Seat Temp → Nozzle +/- 1-4 (default 3)
Close & Flush Long press Lid/Seat 00=OFF, 01=ON
Quick Auto Close+Flush Rear Wash 00=OFF, 01=ON
🔧 12. Troubleshooting
Troubleshooting page 1
Troubleshooting page 2

Remote Issues

Problem Solution
Remote not working Check/replace batteries. Re-pair (Section 9).
Only Flush works, seat icon flashing Wipe seat sensor dry with cloth.

Water / Flush Issues

Problem Solution
E4 error / no water Water not connected. Connect water, unplug 30s, retry.
Water sprays out Adjust nozzle. Reduce water pressure at valve.
Weak flush Open valve fully. Clean filter. Check home water pressure.

Foam Shield Issues

Problem Solution
No foam Add tablets. Check tube isn’t kinked. Enable auto foam in settings.

Lid / Reset

Problem Solution
Lid won’t open fully Adjust force to 9-13 (Section 11).
Still having issues Unplug 3 min, plug back in. Unit self-checks.
No siphon Pour ~1.6 gal water into bowl to test. May need drain cleaning.
🧹 13. Maintenance — Cleaning the Filter
Filter maintenance

When: If flush performance drops but water pressure seems normal.

  1. Turn off power, close angle valve.
  2. Unscrew valve nut, remove filter screen.
  3. Clean with brush under running water.
  4. Reinstall, reopen valve, reconnect power.
📞 14. Support & Warranty
Support page

  • 🌐 www.e-sanitaryware.com
  • 📧 service@e-sanitaryware.com
  • 🕐 Mon–Fri, 9:00 AM – 6:00 PM (EST)

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