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Mitsubishi Electric Ecodan - User Manual

Mitsubishi Electric Ecodan
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Summary

Introduction to your new Ecodan Heating System (Air Source Heat Pump)

Outdoor unit

Explains how the Ecodan upgrades heat energy from the air for home heating and hot water.

Energy efficient control

In the home control

Operate heating via control panel attached to unit or wall, allowing customisation of settings.

Main remote controller

Holiday mode

Wireless controller

Energy monitoring

Schedule

Melcloud

Remote monitoring and control setup

Activate, connect, and benefit from MELCloud for remote control, monitoring, and technical support of your Ecodan system.

Troubleshooting

Cold water and hot water issues

Addresses issues with hot water availability, schedule settings, and tank reheating.

Error codes and abnormal conditions

Guides users on identifying error codes displayed on the main controller and contacting the installer.

Water discharges from relief valves

Explains causes of water discharge from relief valves, including overheating or over-pressurisation.

Heating system temperature issues

Covers reasons for heating not reaching set temperature, like incorrect modes or radiator sizing.

Summary

Introduction to your new Ecodan Heating System (Air Source Heat Pump)

Outdoor unit

Explains how the Ecodan upgrades heat energy from the air for home heating and hot water.

Energy efficient control

In the home control

Operate heating via control panel attached to unit or wall, allowing customisation of settings.

Main remote controller

Holiday mode

Wireless controller

Energy monitoring

Schedule

Melcloud

Remote monitoring and control setup

Activate, connect, and benefit from MELCloud for remote control, monitoring, and technical support of your Ecodan system.

Troubleshooting

Cold water and hot water issues

Addresses issues with hot water availability, schedule settings, and tank reheating.

Error codes and abnormal conditions

Guides users on identifying error codes displayed on the main controller and contacting the installer.

Water discharges from relief valves

Explains causes of water discharge from relief valves, including overheating or over-pressurisation.

Heating system temperature issues

Covers reasons for heating not reaching set temperature, like incorrect modes or radiator sizing.

Overview

The Mitsubishi Electric Ecodan Homeowner Quickstart Guide provides essential information for operating and maintaining an Ecodan Air Source Heat Pump system. This guide aims to help homeowners quickly personalize their heating system to suit their needs and home, ensuring efficient and comfortable operation.

Function Description

The Ecodan system is a renewable heating technology that utilizes freely available heat energy from the air to provide hot water and heating for radiators and/or underfloor heating. It consists of an outdoor unit, a hot water cylinder, and a control panel, with optional remote control via the MELCloud app.

The outdoor unit extracts heat energy from the ambient air and transfers it to the home. This process is highly energy-efficient, reducing reliance on fossil fuels.

The hot water cylinder stores the hot water produced by the outdoor unit. These cylinders are specifically designed to integrate seamlessly with the Ecodan outdoor unit, offering optimum performance and faster heat-up times through advanced plate heat exchanger technology. The cylinder also houses essential heating components such as water pumps and safety valves.

The control panel (main remote controller) serves as the primary interface for operating the hot water and central heating system. It can be attached to the front of the cylinder unit or mounted on a wall. It allows users to customize settings, view system status, and manage heating schedules.

The MELCloud app provides remote control and monitoring capabilities for the Ecodan system via a smartphone, tablet, or computer. This allows homeowners to manage their heating and hot water settings from anywhere with an internet connection.

Important Technical Specifications

While specific technical specifications like power output or COP are not detailed in this quickstart guide, the document highlights several operational characteristics:

  • Low Temperature Heating: The Ecodan system operates at lower central heating water supply temperatures (35°C to 55°C) compared to traditional gas or oil boilers (75°C to 85°C). This characteristic contributes to its energy efficiency.
  • Plate Heat Exchanger Technology: The hot water cylinders are designed with advanced plate heat exchanger technology for optimal performance and rapid heat-up times.
  • Refrigerant: The system uses fluorinated greenhouse gases, with various refrigerants listed including R410A (GWP:2088), R32 (GWP:675), R407C (GWP:1774), R134a (GWP:1430), R513A (GWP:631), R454B (GWP:466), R1234ze (GWP:7) or R1234yf (GWP:4). GWP values are based on Regulation (EU) No 517/2014 from IPCC 4th edition.
  • Power Failure Resilience: All settings are saved for 1 week without power. After 1 week, only the Date/Time settings will be retained.

Usage Features

The Ecodan system offers a range of user-friendly features for convenient operation:

  • Simple Temperature Adjustment: Users can easily adjust heating temperatures outside of scheduled times directly from the main display screen using function keys (F2 to lower, F3 to raise).
  • Priority Hot Water and Heating: The system allows for forced hot water activation and changes to hot water or space heating operating modes via the Options screen (accessed by F4).
  • Holiday Mode: This feature allows users to set specific dates for when they are away, optimizing energy consumption during their absence. It can be set via the main controller or the MELCloud app.
  • Scheduling: Homeowners can program detailed schedules for heating and domestic hot water, ensuring the system operates efficiently according to their lifestyle. The schedule can be activated or deactivated via the option screen.
  • Energy Monitoring: The main controller display provides energy monitoring figures, showing total electrical energy consumption and total heat energy produced. More detailed information is available through the MELCloud app.
  • Wireless Controller (Optional): An optional wireless controller detects room temperature and allows for target temperature adjustments using up/down arrows. It also has a tap button for forced hot water mode and a suitcase button for holiday mode.
  • MELCloud App: This application provides comprehensive remote control and monitoring, allowing users to manage their Ecodan system from anywhere. It also offers access to MELConsole for remote maintenance and technical support.
  • Homeowner Portal: An online portal (les.mitsubishielectric.co.uk/homeowner-welcome-pack/getstarted) provides access to how-to videos and additional resources.

Maintenance Features

The guide provides troubleshooting tips for common issues, although it emphasizes that serious problems should be handled by a qualified installer.

  • Troubleshooting Guide: The manual includes a section with common problems and their potential solutions, such as cold water at taps, water discharge from relief valves, noisy pipework, and heating not reaching the set temperature.
  • Pump Jam Prevention: The system incorporates a mechanism to prevent pump jams and scale build-up, which is a normal operation and requires no user intervention.
  • Defrost Cycle: In cold weather, the Ecodan outdoor unit may blow warm air as part of its defrost cycle to prevent internal parts from freezing. This is normal operation.
  • Error Codes: If an error code appears on the main controller display, users are advised to note the code and contact their installer.
  • MELConsole (via MELCloud): This feature offers remote maintenance and technical support, potentially reducing the need for on-site engineer visits.

The Ecodan system is designed for efficient and user-friendly operation, with features aimed at maximizing comfort while minimizing energy consumption.

Mitsubishi Electric Ecodan Specifications

General IconGeneral
BrandMitsubishi Electric
ModelEcodan
CategoryHeat Pump
LanguageEnglish

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