Buderus FM443 Operating Instructions Manual

Buderus FM443 Operating Instructions Manual

Function module

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Operating Instructions
FM443
Solar Module
Function module
For the user
Please read carefully
before use

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Summary of Contents for Buderus FM443

  • Page 1 Operating Instructions Function module FM443 For the user Solar Module Please read carefully before use...
  • Page 2: Table Of Contents

    ....12 Correcting faults and troubleshooting ....14 FM443 Solar Module - Technical specifications are subject to change without prior notice.
  • Page 3: Safety

    Designated use The FM443 function module can be installed in the controls of the Logamatic 4000 control system. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 4: Standards, Regulations And Directives

    Indicates a potentially dangerous situation that could cause minor or moderately serious injuries or damage to property. CAUTION! USER NOTE Tip for optimum use of equipment and adjustment as well as useful information. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 5: Please Observe These Notes

    Ensure that only personnel instructed to operate the appliance correctly have access to it. Disposal Electronic components do not belong in household waste. Dispose of defunct modules correctly through an authorized disposal site. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 6: Product Description

    – Querying operating characteristics of solar consumer "1" or "2", the heat meter and the collector field – Scanning the yield over recent days, weeks and years FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 7 10 3-way switching valve in solar circuit 1 position 11 Manual switch (solar circuit selection) LED constantly ON: Pump running (100 %) LED "flickers": Pump modulates LED OFF: Pump OFF FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 8: Positions Of Manual Switches

    – this is the standard setting. Manual mode is activated. Solar circuit pump 1 is switched on. The bypass is not being controlled. Tab. 1 Manual switch positions FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 9: Manual Switch (Solar Circuit Selection)

    If the manual switch is not in automatic mode, a message to that effect appears on the MEC2 user interface, and the "Module fault" LED on the module illuminates. Notify your heating contractor. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 10: The Functions Of The Fm443

    Open the flap of the MEC2 user interface. Press and hold the "heating zone" button. Turn the dial until "select heat zone – solar" appears on the display. Release the "heating zone" button. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 11 USER NOTE The "Manual ON" mode returns automatically to automatic mode after 30 minutes. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 12: Querying Operating Characteristics

    2 days ago – Weekly yield: Current day 1 week ago 2 weeks ago – Annual yield Only if available and selected on the MEC2 user interface. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 13 (accessory) is installed in the solar circuit and connected to the FM443 function module. Open the flap of the MEC2 user interface. Turn the dial until the desired values are shown. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 14: Correcting Faults And Troubleshooting

    Faults in the solar circuit and the maximum of two solar consumers are shown on the display of the MEC2 user interface. USER NOTE The fault messages remain pending until the faults have been corrected. FM443 Function Module - Technical specifications are subject to change without prior notice.
  • Page 15 – Bypass return sensor – Heat meter supply sensor – Heat meter return sensor – Bottom storage tank 1 – Bottom storage tank 2 – Flow rate – Differential setting FM443 Function Module - Technical specifications are subject to change without prior notice.

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