1. Pengenalan
This manual provides essential information for the safe installation, operation, and maintenance of your Roca A5A2K18C00 T-500 Built-in Thermostatic Mixer. Please read these instructions carefully before installation and retain them for future reference. This product is designed for bath-shower applications, featuring a 2-way automatic diverter for precise water flow control and consistent temperature.
2. Maklumat Keselamatan
- Installation should only be performed by a qualified professional plumber in accordance with local plumbing and building codes.
- Ensure the main water supply is turned off before commencing any installation or maintenance work.
- Pastikan semua sambungan kukuh dan kedap air untuk mengelakkan kebocoran.
- Do not use abrasive cleaners or solvents on the product's surface, as this may damage the finish.
- The thermostatic mixer is designed to deliver water at a constant temperature. However, always test the water temperature with your hand before use, especially for children or individuals with sensitive skin.
3. Produk Lebihview
The Roca A5A2K18C00 T-500 is a high-quality built-in thermostatic mixer designed for bath and shower systems. It features two controls: one for temperature and one for flow and diverter function, all integrated into a sleek chrome escutcheon.

Rajah 1: Depan view of the Roca A5A2K18C00 T-500 Built-in Thermostatic Mixer, showcasing its chrome finish and dual control knobs.
Ciri-ciri Utama:
- Kawalan Termostatik: Maintains a constant water temperature, preventing sudden changes.
- 2-Way Automatic Diverter: Easily switch between two water outlets (e.g., bath spout and shower head).
- Reka Bentuk Terbina Dalam: Provides a clean, minimalist aesthetic by concealing the main body within the wall.
- Water and Energy Saving: Designed for efficient water and energy consumption.
- Pembinaan Tahan Lama: Made from brass with a chrome finish for longevity and aesthetic appeal.
4. Persediaan dan Pemasangan
The Roca A5A2K18C00 is designed for wall-mounted installation and includes a built-in sub-assembly and escutcheon. Due to the complexity of plumbing installations, it is highly recommended that this product be installed by a certified professional to ensure proper function and compliance with all safety standards.

Rajah 2: Technical drawing illustrating the dimensions and built-in requirements for the Roca A5A2K18C00 mixer. Minimum installation depth is 55mm, maximum is 86mm, and the escutcheon diameter is 160mm.
General Installation Steps (for professional guidance):
- Sediakan Dinding: Create an opening in the wall according to the dimensions provided in the technical drawing (Figure 2) to accommodate the built-in sub-assembly.
- Install Sub-Assembly: Secure the built-in sub-assembly within the wall opening, ensuring it is level and at the correct depth. Connect the hot and cold water supply lines to the designated inlets on the sub-assembly.
- Connect Outlets: Connect the two water outlets from the sub-assembly to your bath spout and shower head.
- Ujian untuk Kebocoran: Before closing the wall, turn on the main water supply and check all connections for leaks.
- Install External Components: Once the wall is sealed, attach the escutcheon and the control handles to the sub-assembly.
- Calibrate Thermostat: Follow the specific instructions provided with the product for calibrating the thermostatic cartridge to ensure accurate temperature control.
5. Arahan Operasi
Your Roca T-500 thermostatic mixer is designed for intuitive operation, providing precise control over water temperature and flow.
Kawalan Suhu:
- The pemegang bawah typically controls the water temperature.
- Rotate the handle to adjust the temperature. Turning it towards the left (counter-clockwise) usually increases the hot water, while turning it towards the right (clockwise) decreases it.
- Many thermostatic mixers have a safety stop (often at 38°C / 100°F) to prevent accidental scalding. To exceed this temperature, you may need to press a button or override the stop while turning the handle.
Flow and Diverter Control:
- The pemegang atas typically controls the water flow and acts as the automatic diverter.
- Rotate the handle to turn the water on or off and to adjust the flow rate.
- To switch between the two outlets (e.g., bath spout and shower head), rotate the handle to the desired position. The automatic diverter will direct the water flow accordingly.
6. Penyelenggaraan
Regular cleaning and proper care will ensure the longevity and aesthetic appeal of your Roca thermostatic mixer.
Arahan Pembersihan:
- Clean the chrome surfaces regularly with a soft cloth and mild soap or a non-abrasive cleaner specifically designed for chrome finishes.
- Bilas dengan air bersih dan keringkan dengan kain lembut untuk mengelakkan bintik air.
- jangan use abrasive sponges, scouring pads, or cleaners containing harsh chemicals, acids, or solvents, as these can damage the chrome finish.
- Periodically check the escutcheon for any signs of water ingress and ensure it is properly sealed against the wall.
7. Penyelesaian masalah
If you encounter issues with your thermostatic mixer, refer to the common troubleshooting tips below. For persistent problems, contact a qualified plumber or Roca customer support.
- Tiada Aliran Air atau Tekanan Rendah:
- Periksa sama ada bekalan air utama dibuka sepenuhnya.
- Inspect the water inlets for blockages or debris.
- Ensure the flow control handle is fully open.
- Suhu Air yang Tidak Konsisten:
- Verify that both hot and cold water supplies are connected and functioning correctly.
- The thermostatic cartridge may require cleaning or recalibration. This should be done by a professional.
- Check for sufficient hot water supply from your water heater.
- Water Not Diverting Correctly:
- Ensure the diverter handle is fully rotated to the desired position.
- The diverter mechanism may be obstructed or faulty. Professional inspection is recommended.
- Leaks from the Escutcheon:
- Matikan bekalan air dengan segera.
- This indicates an issue with the internal connections or seals. Contact a professional plumber for repair.
8. Spesifikasi
| Ciri | Spesifikasi |
|---|---|
| Jenama | Roca |
| Nombor Model | A5A2K18C00 |
| Dimensi Produk (L x W x H) | 20 x 15 x 14 cm |
| Berat badan | 2.26 Kilogram |
| warna | Chrome |
| Selesai | Dilukis |
| bahan | Tembaga |
| Kaedah Pemasangan | Lekap di dinding |
| Bilangan Pemegang | 1 |
| Ciri Khas | Automatic Diverter |
| Komponen yang Disertakan | Built-in sub-assembly, Escutcheon, Automatic Diverter |
| Penggunaan yang Disyorkan | Bathroom (Bath-Shower) |
| Negara Asal | Sepanyol |
9. Waranti dan Sokongan
Roca products are manufactured to high-quality standards and are backed by a manufacturer's warranty. For specific warranty terms and conditions applicable to your region, please refer to the documentation included with your purchase or visit the official Roca webtapak.
For technical assistance, spare parts, or any inquiries regarding your Roca A5A2K18C00 T-500 thermostatic mixer, please contact Roca customer support directly. Contact information can typically be found on the Roca webtapak atau dalam pembungkusan produk anda.

Rajah 3: The official Roca brand logo.





