GROHE 36509SH0
GROHE Sensia – Wall Hung Shower Toilet Instruction Manual
Model: 36509SH0 | Brand: GROHE
1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your GROHE Sensia Wall Hung Shower Toilet. Please read this manual thoroughly before installation and use to ensure proper function and longevity of the product.

Image: The GROHE Sensia Wall Hung Shower Toilet, including the concealed frame and remote control.
2. Safety Information
Always adhere to local building and plumbing codes during installation. Ensure all electrical connections are made by a qualified electrician. Disconnect power before performing any maintenance or cleaning. Do not use abrasive cleaners or solvents on any part of the toilet as this may damage surfaces.
3. Components Included
Your GROHE Sensia package includes the following main components:
- Wall Hung Toilet unit
- Concealed Frame (1.13m)
- Cistern (6l)
- Remote Control
- Sound Protection elements

Image: An exploded view illustrating the main components of the GROHE Sensia system, including the wall-hung toilet, concealed frame, and remote control.
4. Setup and Installation
The GROHE Sensia is designed for wall-hung installation with a concealed cistern and frame. Professional installation is recommended due to the integrated plumbing and electrical requirements.
4.1. Pre-installation Checks
- Ensure adequate water supply pressure and electrical connection (230V).
- Verify wall structure can support the weight of the toilet and user.
- Confirm all necessary plumbing connections are in place.
4.2. Frame and Cistern Installation
The 1.13m frame and 6l cistern are designed to be concealed within the wall. Follow the detailed instructions provided with the frame for secure mounting and connection to water supply and drainage. The GROHE Whisper technology ensures low noise levels (21 dB(A)) by decoupling piping, requiring careful installation to maintain acoustic benefits.
4.3. Toilet Unit Mounting
Once the frame and cistern are securely installed, the wall-hung toilet unit can be mounted. Connect the water supply and electrical wiring according to the provided diagrams. Ensure a watertight seal for all connections.

Image: Technical drawing showing dimensions and installation details for the GROHE Sensia Wall Hung Shower Toilet and its frame.
5. Operating Instructions
The GROHE Sensia offers advanced features for personal hygiene and comfort, controlled via the intuitive remote control.
5.1. Remote Control Functions
The remote control allows you to adjust various settings and save user profiles for personalized comfort. It can be mounted on the wall for easy access.
- Spray Arms: Activate and adjust the two dedicated spray arms for rear and lady areas.
- Water Temperature: Adjust the water temperature to your preference.
- Spray Intensity: Control the intensity of the water spray.
- Massage Mode: Activate a pulsating spray for a massage effect.
- Oscillating Mode: Engage forward and reverse motion of the spray arm for wider cleaning.
- User Profiles: Save your preferred settings for quick recall.

Image: The remote control for the GROHE Sensia, demonstrating its use in conjunction with the shower toilet's spray arm.

Image: Visual representation of the various spray modes available, including Rear Spray, Lady Shower, Massage Spray, and Oscillating Spray.
Video: An official product video demonstrating the key features and operation of the GROHE Sensia Shower Toilet, including its self-cleaning functions and various spray modes.
5.2. Triple Vortex Flush
The toilet features GROHE's Triple Vortex flush system, which uses three water outlets to create a powerful, silent, and sustainable vortex for thorough cleaning of the entire bowl.

Image: An infographic highlighting key features such as twin shower arms, custom comfort settings, triple-action flush, and self-cleaning finish.
6. Maintenance and Cleaning
Regular maintenance ensures optimal performance and hygiene of your GROHE Sensia shower toilet.
6.1. Self-Cleaning Spray Arms
The twin shower arms are designed with automatic self-cleaning before and after each use. They also feature an anti-bacterial nozzle guard for enhanced hygiene.
6.2. AquaCeramic and HyperClean Surfaces
The toilet bowl features GROHE's AquaCeramic coating for anti-stick performance and HyperClean glazing with an anti-bacterial effect. These innovative surface finishes work together to maintain a clean ceramic surface and repel dirt and limescale.
6.3. Rimless Design
The rimless design of the toilet bowl prevents dirt and bacteria build-up, making cleaning easier and more effective.
6.4. General Cleaning
For general cleaning, use a soft cloth and mild, non-abrasive cleaning agents. Avoid harsh chemicals, abrasive pads, or strong acids/alkalis, as these can damage the ceramic and plastic surfaces.
7. Troubleshooting
If you encounter any issues with your GROHE Sensia shower toilet, please refer to the following common troubleshooting steps. For complex issues, contact a qualified technician.
| Problem | Possible Cause | Solution |
|---|---|---|
| No water from spray arms | Water supply off, clogged nozzles, power issue. | Check water supply valve. Clean spray nozzles. Verify power connection. |
| Remote control not responding | Low batteries, interference, unit not paired. | Replace batteries. Ensure no obstructions. Refer to pairing instructions in full manual. |
| Weak flush | Low water level in cistern, partial blockage. | Check cistern water level. Inspect for blockages in the bowl or trap. |
8. Specifications
| Attribute | Value |
|---|---|
| Brand | GROHE |
| Model Number | 36509SH0 |
| Product Dimensions | 62 x 50 x 113 cm |
| Item Weight | 15.2 kg |
| Colour | White |
| Style | Smart Toilet with Frame |
| Material | Stainless Steel, Ceramic, Plastic |
| Installation Method | Wall Mounted |
| Included Components | Wall Hung Toilet, Frame, Cistern, Sound Protection |
9. Warranty and Support
GROHE offers an extended guarantee for this product. Please visit the official GROHE website for full details regarding warranty terms and conditions. Spare parts availability is guaranteed for 10 years.

Image: Warranty details for GROHE products, indicating a 2+1 year extended guarantee and 10 years of spare parts availability.
For further assistance, technical support, or to purchase spare parts, please contact GROHE customer service or visit their official website: www.grohe.co.uk
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