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Fatboy

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  1. Thanks
    Fatboy got a reaction from zsde in Growatt Firmware version. Error message 04 and 20   
    hi, the problem was the original cable which was no longer communicating with the battery. i had to build another cable using new config.

  2. Thanks
    Fatboy got a reaction from Jeff K in Growatt SPF 5000TL HVM-P : Firmware pack with instructions   
    Try upgrading first to 500.09 and also update your comms and BMS firmware . if it still does not work, check your cable connections id they are all tide.