Mitsubishi Electric Ecodan Operation Manual
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Mitsubishi Electric Ecodan Operation Manual

For homeowners
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Ecodan operation manual
for Homeowners
Please read the following booklet to ensure correct
operation and running efficiency of your new heating system
les.mitsubishielectric.ie/homeowners/our-heat-pumps

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Nick Gamble
June 5, 2025

I want to run the secondary heating pump manually so that I can balance the system. How do I do this?

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Summary of Contents for Mitsubishi Electric Ecodan

  • Page 1 Ecodan operation manual for Homeowners Please read the following booklet to ensure correct operation and running efficiency of your new heating system les.mitsubishielectric.ie/homeowners/our-heat-pumps...

  • Page 2: System Overview

    Introduction to your new Ecodan Heating System (Air Source Heat Pump) The instructions in this booklet will enable you to quickly personalise your Ecodan heating system. This will ensure your renewable heating system will operate to suit both you and your home. If you require more in-depth information and system settings please contact either your installer or Mitsubishi Electric Ireland.

  • Page 3: Hot Water Cylinder

    Hot water cylinder The Ecodan outdoor unit provides your home with a continuous supply of hot water via a dedicated hot water cylinder. These cylinders are specifically designed to integrate with the outdoor unit and offer optimum performance and faster heat up times through the use of advanced plate heat exchanger technology.
  • Page 4 3 secs will turn the system off. F1-4 Used to scroll through menu and adjust settings. Function keys Function is determined by the menu screen visible on screen A Mitsubishi Electric Ireland YouTube Channel https://www.youtube.com/channel/UCrfxzTakOaSVMVK-bNebPtw Main Remote Controller https://youtu.be/6PlCbYRdbso les.mitsubishielectric.ie/homeowners/our-heat-pumps...
  • Page 5 Main screen icons This display screen highlights all the functions available on your controller. Please see below an explanation of each icon. Controller Display Settings No. Name Function Legionella prevention When this icon is displayed Legionella prevention mode is active. Heat pump ‘Heat Pump’...

  • Page 6: General Operation

    General Operation Simple temperature adjustment To adjust temperatures for your heating outside of the schedule. Press F2 to lower the temperature. Press F3 to raise the temperature. This can all be completed on the main display screen. Turning on priority hot water and heating From the main home screen, press F4 to display the options screen To activate forced hot water press F1.
  • Page 7 Holiday mode To set up holiday mode, hold down the power / holiday button on the bottom right of the control. Set the dates you are away and ensure the clock is showing by pressing F1. Finally press the tick button to confirm your date selection.
  • Page 8 Save Energy, Save Money How to operate your system efficiently Your Ecodan heat pump provides water at a lower temperature than the gas or oil fired boiler you may be used to. This means that you may notice some differences between this system and ones you have used before.
  • Page 9 Click Here or Scan the QR Code MELCloud Monitoring and Controlling your Heating System Remotely Easily pair your Ecodan to the internet via its wi-fi adaptor, download the MELCloud app and enjoy remote control & monitoring of your Ecodan at home or on the move from your smartphone, tablet or PC.

  • Page 10: Changing Date And Time

    Viewing Main System Menu To access the main settings menu, press button B 'MENU'. The following menus will be displayed: DHW (Domestic Hot Water) Heating Schedule Holiday Initial setting Service (Password protected) Changing Date and Time From main settings menu use F2 and F3 Function Keys to highlight Initial Settings’...
  • Page 11 Schedule When setting up the system, your installer should discuss with you your heating and domestic hot water requirements so that the optimum schedule can be created. Activation or deactivation of the schedule is set up in the option screen (See page 8). Detailed setting instructions are available in the instruction booklet provided with the cylinder unit.

  • Page 12: Troubleshooting

    Troubleshooting The following is to be used as a guide to possible problems. It is not exhaustive and all serious problems should be investigated by the installer or another competent person. Users should not attempt to repair the system themselves. At no time should the system be operating with the safety devices by-passed or blocked up.
  • Page 13 ‘Smoke’ is blown from the front of the Ecodan in cold weather This is warm air being blown from the Ecodan to ensure the internal parts don’t freeze. It is known as the defrost cycle: Normal operation, no action necessary.
  • Page 14 To book your annual service please Click Here or scan the QR Code As part of our annual maintenance package, a member of our Ecodan After Sales Team will visit your home or business to complete a comprehensive 30 point check on your heating system, which ensures it is running optimally.
  • Page 15 Notes ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ les.mitsubishielectric.ie/homeowners/our-heat-pumps...
  • Page 16 Telephone: Dublin (01) 419 8800 Fax: Dublin (01) 419 8890 International code: (003531) ©Mitsubishi Electric Europe. Mitsubishi and Mitsubishi Electric are trademarks of Mitsubishi Electric Europe B.V. The company reserves the right to make any variation in technical specification to the equipment described, or to withdraw or replace products without prior notification or public announcement.

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