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Technical information for installation and operation

LogoEco Heat Interface Unit (HIU) A2RXE

Instantaneous Hot Water & Space Heating

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Summary of Contents for logoEco A2RXE

Page 1: ...GB Technical information for installation and operation LogoEco Heat Interface Unit HIU A2RXE Instantaneous Hot Water Space Heating...

Page 2: ...hoot technician 25 8 Appendix A 27 Appendix B 31 Appendix C 32 Contents Symbols and abbreviations Symbols Abbreviations CAUTION general safety remark CAUTION risk of shock CAUTION hot surfaces risk of...

Page 3: ...ater temperature This may lead to a domestic hot water temperature that is higher or lower than its set point Hot water can cause burns 1 3 Priority switching 2 4 2 2 2 1 2 0 water If there is a power...

Page 4: ...purpose it is advised to design the SH circuit in such a way that the SH return temperatures are as low as possible Keep following condition in mind during installation 4 2 0 0 4 2 General Plumbing R...

Page 5: ...orrect current or overcurrent The circuit breaker must have a contact separation of at least 3mm in all poles and should isolate the appliance and all associated controls The HIU must at all times be...

Page 6: ...P1 Description Type District heating station for indirect heating and instantaneous domestic hot water Mounting Wall mounted Dimensions 490 x 275 x 640 mm WxDxH height of the case Heating System 2 Con...

Page 7: ...on make sure that there is a board installed e g plywood min 18mm to support the structure which is strong enough to hold the HIU Use a 4mm drill bit at least 40mm depth for the wall plugs If the wall...

Page 8: ...may be hot or energized Contact may lead to shock burn or electrocution 1 Disconnect the HIU from the mains power 2 Open all space heating circuits in the property Turn the room thermostat and all ra...

Page 9: ...un quietly without any air noise 5 0 0 its operating mode setting 0 4 0 the automatic air vent anti clockwise Turn on the circulation pump and let it run until all air 1 0 the pump setting and close t...

Page 10: ...ice CAUTION Parts and components may be hot or energized Contact may lead to shock burn or electrocution 1 Close all valves 2 Check all nuts for leakage nuts may become loose during transport 3 Make s...

Page 11: ...n the table below Settings You can choose between the performance view and settings view If you press the push button for 2 to 10 seconds the user interface switches to select selection if the user in...

Page 12: ...procedure needs to be repeated Problem Cause Solution Pump not running Not connected or connected correctly Connect correctly Pump too hot dry operation or overheating protection active Allow pump to...

Page 13: ...e electronics Contact your supplier 0 Tap is opened unit is in tapping operation Close Tap Sensor s are not connected or bad contact Check wire tree connections and connect the sensors properly then r...

Page 14: ...e a light humming sound Rattling sound Flow sensor not installed correctly 2 4 Other defects Contact your supplier Guidelines for System Conditioning of Heating and Cooling Networks for Flamco Limited...

Page 15: ...mendations and in accordance with BSRIA BG29 2012 0 0 0 1 4 0 0 for HIU must comply with EU norms DIN EN 12828 and current guidelines for heating systems In addition they should also be non hazardous...

Page 16: ...tor of possible corrosion Chemical assessment PH value hardness precipitate composition and concentration of chemical treatment and type of treatment contained within the water A UKAS registered lab i...

Page 17: ...8 Bleed point G 1 8 BT 19 Water hammer arrester G 3 4 WM x G 3 4 BT l 84 5 21 Flow sensor SIKA 22 Non return valve 24 circulation pump DHW Lowara 25 circulation pump space heating Grundfos UPM3 AUTO 1...

Page 18: ...35 34 Contact Notes United Kingdom Flamco Limited Washway Lane St Helens Merseyside WA10 6PB United Kingdom 44 1744 744 744 0 222 0...

Page 19: ...Flamco Limited Washway Lane WA10 6PB St Helens Merseyside United Kingdom T 44 17 447 447 44 F 44 17 447 447 00 E 0 222 0 0 0...

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