Heatrae Sadia HRU ECO 4 User Manual
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Heatrae Sadia HRU ECO 4 User Manual

Heatrae Sadia HRU ECO 4 User Manual

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Summary of Contents for Heatrae Sadia HRU ECO 4

  • Page 1 HRU ECO 4 User manual...
  • Page 2 Translation of the original document.
  • Page 3 Sadia website www.heatraesadia.com. Although this manual has been drawn up with the utmost care, no rights may be derived from this document. Heatrae Sadia reserves the right to modify products and manuals without prior notice. Due to our continuous product improvement process,...

  • Page 4: Table Of Contents

    Contents Safety and other regulations 1.1. Safety Product information 2.1. A comfortable living environment and energy conservation 2.2. Heat recovery 2.3. Filters 2.4. Controls 2.5. Grilles 2.6. Applications with new housing developments 2.7. Product fiche information 2.8. Accessories 2.9. Recycling Operation 3.1.

  • Page 5: Safety And Other Regulations

    1. Safety and other regulations 1.1. Safety Cleaning and maintenance by ● the user may not be done by Work may only be performed ● children or people with on the ventilation system by physical, sensory or mental qualified installers in disabilities or a lack of accordance with the experience/knowledge...
  • Page 6 Inspect the product regularly ● for faults. In the event of faults, switch the product off and contact your installer or Heatrae Sadia Customer Service immediately. Switch the product off if: ● The product is not working properly.

  • Page 7: Product Information

    (carbon dioxide). Heatrae valves and supply grilles. Sadia installs appliances which manage the indoor The HRU ECO 4 helps to reduce humidity in your climate and take account of requirements for comfort and bathroom, keep the toilet smelling fresh and remove energy consumption in dwellings.

  • Page 8: Heat Recovery

    This valve operates fully automatically. The bypass allows the outdoor air intake to The HRU ECO 4 has two filters, one for each air stream. go around the heat exchanger. The exhaust air always Both filters are positioned in the ventilation unit so that passes through the heat exchanger.
  • Page 9 2.4.4. Automatic ventilation based on valve at the top of the unit and suck in warm room air. RH measurement This warm room air is mixed with the sucked-in cold outside air. A wireless RH sensor can be connected to the ventilation At the same time, the supply fan starts running faster so unit.

  • Page 10: Grilles

    2.4.6. Filter warning 2.4.7. Status LED The controller of the ventilation unit uses a counter to The appliance is equipped with a status LED on the keep track of when the filters need to be cleaned or control panel. The status LED can display the following replaced.
  • Page 11 ventilate the house properly and keep the temperature as constant as possible. Forced drying: not too fast Heating the house to promote the drying process is sometimes called forced drying. Forced drying should not be done too quickly, otherwise significant damage (such as contraction cracks) can occur.

  • Page 12: Product Fiche Information

    2.7. Product fiche information Heatrae Sadia HRU ECO 4 Description Symbol Unit Specific energy consumption class — — Specific energy consumption under average climate kWh/(m conditions Specific energy consumption under warm climate conditions kWh/(m Specific energy consumption under cold climate conditions...

  • Page 13: Accessories

    2.8. Accessories Item no. Type Description 95980003 RFT W Wireless control switch with three settings and timer function. (White) 95970204 RFT AUTO Wireless RF control switch with 2 settings, an automatic mode and a timer function. 95970002 Wired Wired three-position switch Controller for installation 95970201...

  • Page 14: Operation

    3. Operation 3.1. Ventilation speeds ä Caution! The ventilation unit can be set to any of the following Auto-Night does not switch off automatically after a speeds: defined time. You should manually switch to Auto Level 1, low speed: when just one person is present ●...

  • Page 15: Devices

    Switch off power to the ventilation unit, wait You can pair a maximum of 20 wireless control switches 15 seconds, and then switch on power again. and/or sensors with a Heatrae Sadia ventilation unit or Within two minutes, press two diagonally opposite system.
  • Page 16 3.4.3. Pairing wireless sensors Pair wireless sensors with the ventilation unit as follows: Disconnect power to the ventilation unit by pulling out the plug from the power socket. Wait for at least 15 seconds. Restore power to the ventilation unit by reinserting the plug in the power socket.

  • Page 17: Inspection And Maintenance

    4. Inspection and maintenance Proper functioning of the ventilation system, its capacity ä Caution! and its service life can only be assured if the system is inspected and maintained in accordance with the If the ventilation system is being used under harsh following instructions.

  • Page 18: Inspecting, Cleaning And Replacing

    If the filter is to be replaced, remove it from the filter filters holder. Note The HRU ECO 4 comes with G3 filters as standard. These filters are very suitable for use as "construction dust filters" after initial completion of the dwelling. After around three months, these filters should be replaced with G4 or F7 filters.

  • Page 19: Cleaning The Insect Filter

    Any insects and other soiling in the filter will be removed by the vacuum cleaner. Replace the yellow cap. Put the HRU ECO 4 back into use by reinserting the plug into the power socket.

  • Page 20: Inspecting And Cleaning Air Valves

    4.4. Inspecting and cleaning air valves Check the air valves regularly (around once every three months) for soiling. If the air valves are dirty, they must be cleaned. ä Caution! When removing or replacing air valves and grilles, watch out for protruding duct sections. These can be very sharp.

  • Page 21: Faults

    5. Faults The tables below contain a complete overview of For problems you cannot resolve yourself, please contact possible problems and solutions. As a user, you can the installer. correct some problems yourself, but some you cannot. The status LED on the ventilation unit blinks orange Cause Solution The ventilation unit detects that the filters need to be...
  • Page 22 The status LED on the ventilation unit blinks three times red and once orange Cause Solution The ventilation unit detects a fault with the sensor. Check whether the sensor is properly ● connected. Connect the sensor properly. Check the sensor for defects, and replace it if ●...
  • Page 23 The supply fan (top) has stopped Cause Solution The fan connector is loose or not properly connected. Fit the fan connector on the correct connector ● on the circuit board. Frost control is active. If the outside temperature becomes very cold, ●...
  • Page 24 The fan runs at high speed when low speed is selected and at low speed when high speed or timer mode is selected Cause Solution One of the ventilation unit's internal temperature Replace the faulty temperature sensor. ● sensors is faulty. The fan suddenly starts running much faster or slower (for no apparent reason) Cause Solution...
  • Page 25 The air quality in the dwelling is not good / air supply and extraction in the dwelling are not working properly Cause Solution One or both filters are dirty or blocked. Clean or replace dirty/blocked filters. ● The valves are dirty or blocked. Clean the valves.

  • Page 26: Warranty

    6. Warranty HRU ECO 4 is supplied with a two-year parts and labour warranty, protecting the product against faulty manufacture and materials. The warranty period applies from the date of installation. Disclaimer This warranty does not apply to: Disassembly and assembly costs.

  • Page 27: Declarations

    EN 55014-1:2007/A1:2009 | EN 55014-1:2007/A2:2010 HRU ECO 4-Apartment EN 55014-2:1998 | EN 55014-2:1998/C1:1998 Ventilation unit with heat recovery EN 55014-2:1998/A1:2002 | EN 55014-2:1998/IS1:2007 HRU ECO 4 House EN 55014-2:1998/A2:2008 EN 61000-3-2:2006/A1:2009 | EN 61000-3-2:2006/ ● A2:2009 Voldoet aan de bepalingen gesteld in de richtlijnen | EN 61000-3-3:2013 | EN 61000-6-1:2007 Répond aux exigences des directives |...
  • Page 28 HEATRAE SADIA HEATING Hurricane Way, Norwich NR6 6EA www.heatraesadia.com SERVICE +44 (0)344 871 1535 EMAIL customer.support@heatraesadia.com 01-02504-002 | ID 2018-02-07-1426...

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