Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Roca A341992000 Dual Flush Wall-Mounted Toilet Cistern. Please read this manual thoroughly before beginning installation or use to ensure proper function and safety. Keep this manual for future reference.
Safety Information
- Always turn off the main water supply before beginning any installation or maintenance work.
- Ensure all connections are secure and watertight to prevent leaks.
- If you are unsure about any step, consult a qualified plumber.
- Wear appropriate personal protective equipment (PPE) such as gloves and eye protection during installation.
- Do not use abrasive cleaners or tools that could damage the cistern's surface or internal components.
Package Contents
Verify that all components are present before starting installation:
- Roca A341992000 Dual Flush Wall-Mounted Toilet Cistern (White)
- Dual push-button flush cover (3/4.5 liter capacity)
- Fixing system for wall mounting
- Inlet mechanism
- Flush mechanism
- Fittings set (included)
Product Specifications
| Feature | Specification |
|---|---|
| Brand | Roca |
| Model Number | A341992000 |
| Part Number | A341992000 |
| Flush Type | Dual Flush (4.5/3 Liters) |
| Installation Type | Wall-Mounted |
| Water Inlet Position | Side (Right or Left) |
| Color | White |
| Material | Acrylic |
| Finish | Powder Coated |
| Shape | Rectangular |
| Product Dimensions (L x W x H) | 34 x 16 x 36 cm |
| Item Weight | 12.2 Kilograms |
| Special Features | Easy Installation |
| Batteries Required | No |
Installation (Setup)
The Roca A341992000 cistern is designed for wall-mounted installation. Professional installation is recommended. Refer to the technical drawing below for precise dimensions and connection points.
Pre-Installation Steps:
- Inspect Components: Unpack all components and check for any damage or missing parts.
- Turn Off Water Supply: Locate and turn off the main water supply to the bathroom.
- Prepare Wall: Ensure the wall where the cistern will be mounted is structurally sound and prepared according to local building codes for wall-hung sanitary ware.
Mounting the Cistern:
- Marking: Use the provided fixing system and the technical drawing to accurately mark the drilling points on the wall for the cistern and the toilet bowl.
- Drilling: Drill holes at the marked points using an appropriate drill bit for your wall type. Insert wall plugs if necessary.
- Secure Cistern: Mount the cistern to the wall using the provided fixing brackets and screws. Ensure it is level and securely fastened.
Water Connections:
- Water Inlet: Connect the water supply line to the cistern's side inlet mechanism. The cistern supports both right and left side inlet connections. Use appropriate plumbing tape or sealant to ensure a watertight seal.
- Flush Pipe: Connect the flush pipe from the cistern to the toilet bowl inlet.
Final Steps:
- Install Flush Plate: Install the dual push-button flush plate according to its specific instructions.
- Restore Water Supply: Slowly turn on the main water supply and check for any leaks at all connection points.
- Test Flush: Perform several test flushes to ensure the cistern fills correctly and the dual flush mechanism operates as expected.

Operating Instructions
Your Roca A341992000 cistern features a dual flush mechanism designed for water efficiency.
- Partial Flush (3 Liters): Press the smaller button on the flush plate for a reduced water flush, ideal for liquid waste.
- Full Flush (4.5 Liters): Press the larger button on the flush plate for a full water flush, suitable for solid waste.
Ensure the button is fully pressed and released for proper operation.
Maintenance
Regular maintenance will ensure the longevity and efficient operation of your cistern.
- Cleaning: Clean the exterior of the cistern and flush plate with a soft cloth and mild, non-abrasive cleaner. Avoid harsh chemicals that can damage the finish.
- Leak Checks: Periodically inspect all water connections for signs of leaks. Address any leaks immediately to prevent water damage.
- Internal Inspection: If you notice issues with flushing or filling, turn off the water supply and carefully remove the flush plate and cistern cover to inspect the internal mechanisms. Check for obstructions or worn parts.
- Float Valve Adjustment: If the cistern is not filling to the correct level, the float valve may need adjustment. Refer to the specific instructions for the float valve mechanism if adjustments are required.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Cistern not filling | Water supply off; blocked inlet valve; faulty float valve. | Check water supply; clean inlet filter; inspect/replace float valve. |
| Water continuously running into toilet bowl | Faulty flush valve seal; float valve set too high; flush button stuck. | Inspect/replace flush valve seal; adjust float valve; check flush button mechanism. |
| Weak flush | Low water level; partial blockage in flush pipe; faulty flush mechanism. | Adjust float valve for higher water level; clear flush pipe; inspect/replace flush mechanism. |
| Leaks from connections | Loose connections; worn seals/gaskets. | Tighten connections; replace seals/gaskets. |
Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or visit the official Roca website. Keep your proof of purchase for warranty claims.





