Racold Eterno DG 25-Litre Vertical Water Heater User Manual

1. Introduction

This manual provides essential instructions for the safe and efficient operation, installation, and maintenance of your Racold Eterno DG 25-Litre Vertical Water Heater. Please read this manual thoroughly before installation and use, and retain it for future reference.

Important Safety Instructions

• Ensure the water heater is installed by a qualified technician in accordance with local regulations and this manual.
• Do not operate the water heater if it is damaged or malfunctioning.
• Always disconnect power before performing any maintenance or repairs.
• Do not block the pressure relief valve.
• Keep flammable materials away from the water heater.

2. Product Overview

The Racold Eterno DG 25-Litre Vertical Water Heater is designed for efficient hot water supply, featuring advanced controls and durable components.

Figure 1: Racold Eterno DG 25-Litre Vertical Water Heater. This image displays the front view of the water heater, showcasing its ivory and silver casing and the digital display panel at the bottom.

Key Features:

• Remote Control Operation: Allows for convenient adjustment of temperature and timing.
• Multiple Power Selection: Choose between 1000W, 2000W, or 3000W for varied heating speeds.
• Titanium Enamelled Heating Element: Provides enhanced protection and extended lifespan.
• SPHP Inner Tank: Offers corrosion resistance, high pressure withstanding capacity (up to 8 bar), and high energy efficiency.
• Anti-Bacteria Function: Eliminates over 90% of harmful bacteria in water.
• Vertical Wall Mounting: Designed for space-saving installation.

3. Setup and Installation

Installation of the Racold Eterno DG water heater should only be performed by a certified professional to ensure safety and proper functioning. Incorrect installation can void the warranty and pose safety risks.

Installation Steps (Overview):

1. Site Selection: Choose a suitable vertical wall location, ensuring adequate space for maintenance and proper ventilation. The wall must be capable of supporting the full weight of the water heater when filled.
2. Mounting: Securely mount the water heater to the wall using appropriate fasteners and brackets.
3. Plumbing Connections: Connect the cold water inlet and hot water outlet pipes. Install a pressure relief valve as per local codes. The unit's 8 bar pressure withstanding capacity makes it suitable for high-rise buildings and high-pressure pump systems.
4. Electrical Connections: Connect the water heater to a dedicated electrical circuit. Ensure the power supply matches the unit's requirements (230 Volts, 3000 Watts maximum).
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.
6. Initial Power-Up: Turn on the electrical supply to the water heater.

4. Operating Instructions

The Eterno DG water heater offers convenient operation through its digital interface and remote control.

Using the Remote Control:

• Power On/Off: Use the designated button to turn the unit on or off.
• Temperature Setting: Adjust the desired water temperature using the temperature control buttons. The digital display will show the set temperature.
• Timer Function: Set specific times for the water heater to operate. The unit features three auto-timer modes and a manual mode for customized settings. This allows you to schedule heating cycles to ensure hot water is available when needed.
• Power Selection: Select the heating element wattage (1kW, 2kW, or 3kW) based on your heating speed requirements. Higher wattage provides faster heating.
• Anti-Bacteria Mode: Activate this function periodically to ensure water hygiene.

Refer to the detailed remote control guide included with your product for specific button functions and programming instructions.

5. Maintenance

Regular maintenance ensures the longevity and efficient performance of your Racold water heater. Always disconnect power before performing any maintenance.

Recommended Maintenance:

• Annual Inspection: Have a qualified technician inspect the water heater annually. This includes checking the heating element, anode rod, and pressure relief valve. The titanium enamelled heating element and SPHP inner tank are designed for durability, but regular checks are still important.
• Draining the Tank: Periodically drain the tank to remove sediment buildup, especially in areas with hard water. Consult a professional for this procedure.
• Exterior Cleaning: Clean the exterior of the water heater with a soft, damp cloth. Do not use abrasive cleaners or solvents.
• Pressure Relief Valve Test: Test the pressure relief valve at least once a year to ensure it is not blocked and functions correctly. Follow manufacturer guidelines for testing.

6. Troubleshooting

This section provides solutions to common issues you might encounter. For problems not listed here or if solutions do not resolve the issue, contact customer support.

7. Technical Specifications

8. Warranty and Support

Warranty Information:

• Product Warranty: 2 years
• Heating Element Warranty: 4 years
• Tank Warranty: 7 years

Please retain your purchase receipt as proof of purchase for warranty claims. The warranty covers manufacturing defects under normal use conditions. It does not cover damage due to improper installation, misuse, or unauthorized repairs.

Customer Support:

For technical assistance, service requests, or warranty claims, please contact Racold customer support. Refer to the contact information provided in your product packaging or visit the official Racold website.