1. Introduction
This manual provides essential instructions for the safe and efficient installation, operation, and maintenance of your Ferroli TITANO TWIN GRZ54DKA 50-liter electric water heater. Please read this manual thoroughly before installation and use, and retain it for future reference.
2. Safety Information
Adherence to the following safety guidelines is crucial for preventing injury and damage:
- Always disconnect power before performing any maintenance or installation procedures.
- Installation must be performed by qualified personnel in accordance with local regulations and standards.
- Do not operate the water heater if it is damaged or malfunctioning.
- Ensure proper grounding to prevent electrical shock.
- Do not block ventilation openings.
- 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.
- Children should be supervised to ensure that they do not play with the appliance.
- Maximum operating pressure is 8 bars. Do not exceed this pressure.
3. Product Overview
The Ferroli TITANO TWIN GRZ54DKA is a compact, slim electric water heater featuring a dual-tank design for enhanced efficiency and comfort. It includes SMART electronic control and integrated Wi-Fi for remote management.
Key Features:
- Dual tank system for improved efficiency and faster heating.
- Slim design for reduced footprint and easier installation in confined spaces.
- SMART electronic control optimizes energy consumption based on user habits.
- Integrated Wi-Fi module for remote control via the 'Egea Smart' application.
- Blue Forever heating elements with special surface treatment to reduce scale buildup.
- Suitable for both horizontal and vertical installation.
Product Images:


4. Setup and Installation
Proper installation is critical for the safe and efficient operation of your water heater. It must be performed by qualified personnel.
4.1 Location Selection
Choose a suitable location that can support the weight of the water heater when full. The unit can be installed horizontally or vertically. Ensure adequate space for maintenance and air circulation around the unit.
4.2 Mounting
Securely mount the water heater to a sturdy wall or ceiling structure using appropriate fasteners. The design allows for installation with electrical connections suitable for ceiling or wall mounting.
4.3 Plumbing Connections
Connect the cold water inlet and hot water outlet pipes. Install a pressure relief valve as required by local codes. Ensure all connections are watertight to prevent leaks.
4.4 Electrical Connection
Connect the water heater to a dedicated electrical circuit with proper grounding. The electrical connection must comply with all local electrical codes. A qualified electrician should perform this step.
4.5 Filling the Tank
Before powering on, open a hot water faucet to allow air to escape and the tank to fill completely with water. Close the faucet once water flows steadily from it.
5. Operating Instructions
Follow these steps to operate your Ferroli TITANO TWIN water heater:
5.1 Power On
Once installed and filled with water, connect the water heater to the power supply.
5.2 SMART Electronic Control
The unit features SMART electronic control that optimizes energy consumption based on your hot water usage patterns. The system learns and adapts to your needs over time.
5.3 Wi-Fi Connectivity
The integrated Wi-Fi module allows remote control via the 'Egea Smart' application. Download the 'Egea Smart' app from your device's app store (available for iOS and Android).
5.4 App Pairing
Follow the instructions within the 'Egea Smart' app to pair your water heater with your smartphone or tablet. This will enable remote temperature adjustment, scheduling, and monitoring of your unit.
5.5 Temperature Adjustment
Adjust the desired water temperature using the control panel on the unit or conveniently through the 'Egea Smart' app.
6. Maintenance
Regular maintenance ensures the longevity and efficiency of your water heater.
6.1 Regular Inspection
Periodically inspect the water heater for any signs of leaks, corrosion, or damage to the power cord and plumbing connections.
6.2 Blue Forever Technology
The Blue Forever heating elements feature a special surface treatment designed to significantly reduce scale buildup, contributing to long-lasting and efficient operation. While this reduces the need for frequent descaling, periodic checks are still recommended.
6.3 Anode Check
For optimal protection against corrosion, it is recommended to have the magnesium anode checked and replaced by a qualified technician every 1-2 years, depending on local water quality.
6.4 Draining (if necessary)
If the unit needs to be drained for maintenance or if there is a risk of freezing, disconnect power, close the cold water inlet valve, and open a hot water faucet and the drain valve at the bottom of the unit.
6.5 Cleaning
Clean the exterior of the water heater with a soft, damp cloth. Do not use abrasive cleaners or harsh chemicals.
7. Troubleshooting
Refer to the following table for common issues and their solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Hot Water | No power, unit off, incorrect temperature setting. | Check power supply and circuit breaker. Ensure unit is on. Verify temperature setting. |
| Insufficient Hot Water | SMART mode adjusting, high demand, scale buildup. | Allow time for SMART mode to adapt or manually increase temperature. Reduce hot water consumption. Consider professional descaling if persistent. |
| Water Leakage | Loose connections, faulty pressure relief valve, internal damage. | Immediately disconnect power and turn off water supply. Inspect plumbing connections. If leak persists, contact qualified service personnel. |
| Wi-Fi Connection Issues | Weak Wi-Fi signal, network issues, incorrect pairing. | Ensure strong Wi-Fi signal. Restart router and water heater. Re-attempt pairing in 'Egea Smart' app. |
| Unusual Noises | Normal expansion/contraction, scale buildup, internal component issue. | Minor noises are normal. Loud or persistent noises may indicate scale buildup or other internal issues; contact a qualified technician. |
For any issues not resolved by these steps, contact Ferroli customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Manufacturer | Ferroli |
| Model Number | GRZ54DKA |
| Capacity | 50 Liters |
| Dimensions (L x W x H) | 56.5 x 56.5 x 87 cm |
| Weight | 25 kg |
| Material | Alloy Steel Metal |
| Color | White |
| Power Source | Electric Cable |
| Maximum Operating Pressure | 8 Bars |
| Special Features | Wi-Fi Connectivity, Smart Electronic Control |
| Installation Type | Wall or Ceiling Mounted (Horizontal or Vertical) |
| Energy Efficiency Class | B |
| Sound Power Level | 15 dB |
| Annual Energy Consumption | 1316 kWh/annum |
9. Warranty and Support
For warranty information and technical assistance, please refer to the warranty card included with your product or visit the official Ferroli website. Contact Ferroli customer support for service inquiries and professional assistance.





