Baxi AS 300-2E BC Installation, User And Service Manual
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Baxi AS 300-2E BC Installation, User And Service Manual

Solar domestic hot water tank
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Spain Portugal
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Installation, User and Service Manual
Solar domestic hot water tank
AS 300–2E BC

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Summary of Contents for Baxi AS 300-2E BC

  • Page 1 Spain Portugal Installation, User and Service Manual Solar domestic hot water tank AS 300–2E BC...
  • Page 2 Dear Customer, Thank you very much for buying this appliance. Please read through the manual carefully before using the product, and keep it in a safe place for later reference. In order to ensure continued safe and efficient operation we recommend that the product is serviced regularly. Our service and customer service organisation can assist with this.

  • Page 3: Table Of Contents

    Contents Contents Safety ................... . 5 Safety .
  • Page 4 Contents Maintenance form ................24 Disposal and Recycling .

  • Page 5: Safety

    1 Safety Safety Safety Danger This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.

  • Page 6: Recommendations

    1 Safety Caution A disconnection method must be allowed in the fixed pipes in accordance with the rules on installation in force in the country. Caution If a power cord comes with the appliance and it turns out to be damaged, it must be replaced by the manufacturer, its after sales service or persons with similar qualifications in order to obviate any danger.

  • Page 7: Liabilities

    1 Safety The instructions and warnings affixed to the appliance must never be removed or covered and must remain legible during the entire lifespan of the appliance. Immediately replace damaged or illegible instructions and warning stickers. Warning Never turn the power off to the solar control system even for extended absences.

  • Page 8: User's Liability

    1 Safety Carry out initial commissioning and any checks necessary. Explain the installation to the user. If maintenance is necessary, warn the user of the obligation to check the appliance and keep it in good working order. Give all the instruction manuals to the user. 1.3.3 User's liability To guarantee optimum operation of the system, you...

  • Page 9: About This Manual

    2 About this manual About this manual Symbols used 2.1.1 Symbols used in the manual This manual uses various danger levels to draw attention to special instructions. We do this to improve user safety, to prevent problems and to guarantee correct operation of the appliance. Danger Risk of dangerous situations that may result in serious personal injury.
  • Page 10 2 About this manual This product conforms to the requirements of European Directive 2009/125/EC on the ecodesign of energy-related products. In addition to the legal requirements and guidelines, the supplementary guidelines in this manual must also be followed. Supplements or subsequent regulations and guidelines that are valid at the time of installation shall apply to all regulations and guidelines specified in this manual.

  • Page 11: Description Of The Product

    3 Description of the product Description of the product General description The AS 300–2E BC domestic hot water tank is connected to solar collectors by a solar station and a heat pump. The AS 300–2E BC domestic hot water tank can use an immersion heater as back-up.

  • Page 12: Technical Data

    3 Description of the product Technical data Tab.1 Unit AS 300–2E BC Primary circuit: Solar exchanger Maximum operating temperature °C Maximum operating pressure MPa (bar) 1.0 (10) Exchanger capacity litres Exchange surface Pressure drop at 1 m Primary circuit: Back-up exchanger Maximum operating temperature °C Maximum operating pressure...

  • Page 13: Installation

    4 Installation Installation Installation regulations Important Only qualified professionals are permitted to install the domestic hot water tank, in accordance with prevailing local and national regulations. Danger Limit temperature at draw-off points: the maximum domestic hot water temperature at the draw-off points is the subject of special regulations that vary from country to country in order to protect consumers.

  • Page 14: Position Of The Appliance

    4 Installation 4.3.2 Position of the appliance Caution Install the appliance in a frost-free location. 1. Position the appliance as close as possible to the draw-off points in order to minimise energy losses through the pipes. 2. Place the appliance on a base frame to facilitate cleaning of the area. 3.

  • Page 15: Positioning The Appliance

    4 Installation AS 300–2E BC 1743.5 1845.5 G (Ø) Positioning the appliance Caution Have 2 people available. Handle the appliance with gloves. Fig.5 1. Remove the packaging from the calorifier but leave the calorifier on the shipping pallet. 2. Remove the protective packaging. 3.

  • Page 16: Fitting The 1"1/2 Cap

    4 Installation Fitting the 1"1/2 cap Important If the immersion heater option is not fitted: The cap and its insulation are supplied in an accessories bag. A plug and its new 1 1/2" gasket (not supplied) must be fitted before using the water tank. Fig.8 1.

  • Page 17: Connecting The Tank To The Domestic Water Circuit (Secondary Circuit)

    4 Installation 4.9.2 Connecting the tank to the domestic water circuit (secondary circuit) When making the connection, it is imperative that the standards and corresponding local directives be respected. Insulate the pipes to keep heat losses to a minimum. Specific precautions Before making the connection, flush the drinking water inlet pipes in order not to allow metal or other particles into the appliance's tank.

  • Page 18: Filling The Domestic Hot Water Tank

    4 Installation Install a water drain in the boiler room and a funnel-siphon for the safety unit. Fit a non-return valve to the domestic cold water circuit. Install a dielectric union on the domestic cold water inlet. Pressure reducer If the supply pressure exceeds 80% of the safety valve or unit calibration (e.g.: 0.55 MPa/5.5 bar for a safety unit calibrated to 0.7 MPa/7 bar), a pressure reducer must be located upstream of the appliance.

  • Page 19: Filling The Primary Solar Circuit

    4 Installation 4.11 Filling the primary solar circuit Installation and commissioning instructions for the solar station. 4.12 Filling the heating circuit Installation and service manual for the boiler or heat pump. 7724479 - v03 - 07102019 AS 300–2E BC...

  • Page 20: Commissioning

    5 Commissioning Commissioning Checklist before commissioning Caution If the temperature in the solar collectors is higher than 130 °C, the control system operates in safety mode. Wait until the evening before starting-up or cooling down (covering) the solar collectors. 5.1.1 Domestic hot water tank 1.

  • Page 21: Maintenance

    6 Maintenance Maintenance General instructions Caution Maintenance operations must be completed by a qualified installer. Use only genuine spare parts. Safety valve or safety unit 1. The safety valve or unit on the domestic cold water inlet must be operated at least once a month in order to ensure that it works properly and take precautions against possible pressure surges which would damage the domestic hot water tank.

  • Page 22: Inspection

    6 Maintenance 6.4.2 Inspection Fig.12 1. Remove the inspection hatches. Important Ø > 15 mm = Descale the DHW tank if necessary. Ø < 15 mm = 2. Measure the diameter of the anode. Replace the anode if its diameter is less than 15 mm. 3.

  • Page 23: Putting The Inspection Hatches Back In Place

    6 Maintenance 6.6.2 Putting the inspection hatches back in place Fig.13 1. Replace the lip gasket and retainer ring unit and place it in the inspection opening, taking care to position the tab on the lip gasket outside the domestic hot water tank. MW-5000827-1 Fig.14 2.

  • Page 24: Inspection And Maintenance Of The Solar Circuit

    6 Maintenance 4. Remount the unit. Caution Use a torque wrench. Torque applied to the anode: 8 N·m. The retaining screws on the inspection hatch must not be over tightened. Tab.5 Gasket Torque load Lip gasket 6 N m +1/-0 Sheet gasket 15 N m Important...
  • Page 25 6 Maintenance Date Checks made Remarks Signature 7724479 - v03 - 07102019 AS 300–2E BC...

  • Page 26: Disposal And Recycling

    7 Disposal and Recycling Disposal and Recycling Fig.16 Important Removal and disposal of the domestic hot water tank must be carried out by a qualified installer in accordance with local and national regulations. 1. Cut the electricity to the domestic hot water tank. MW-3000179-03 2.

  • Page 27: Appendix

    8 Appendix Appendix Information on the ecodesign and energy labelling directives 8.1.1 Specific information Product fiche - Solar devices Tab.7 Product fiche for solar devices Brand name - Product name Unit AS 300–2E Solar hot water storage tank - Energy efficiency class Solar hot water storage tank - Standing loss Solar hot water storage tank - Storage volume 0.300...
  • Page 28 8 Appendix AS 300–2E BC 7724479 - v03 - 07102019...
  • Page 29 8 Appendix 7724479 - v03 - 07102019 AS 300–2E BC...
  • Page 30 8 Appendix AS 300–2E BC 7724479 - v03 - 07102019...
  • Page 31 © Copyright All technical and technological information contained in these technical instructions, as well as any drawings and technical descriptions supplied, remain our property and shall not be multiplied without our prior consent in writing. Subject to alterations.
  • Page 32 7724479 - v03 - 07102019 7724479-001-03...

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