Error code #66 after MPPTs updating to v3.16 - both MPPTs have identical settings and firmware. I’m not a fan of updates but I thought Victron would not let me down and I followed the nagging instructions. I had no issues with absorption before. I tried to read the "MPPT firmware issues from @guy…

Hi @Logic28 Could you please check to see that you haven’t got any VE.Smart networking setup on the MPPTs, while they are connected via VE.Can, or VE.Direct to the GX device? VE.Smart networking should be disabled if you are using a GX device, and/or connected together via VE.Can - that will do th…

Error code #66 Incompatible device warning after MPPT firmware update to v 3.16

DIY

Meine_Energiewende (Jens Rehpöhler) 26 September 2024 18:21 2

can you tell us the schematic of your system ? Which batteries ? Connected via ? etc …

Jens

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Error code #66 Incompatible device warning after MPPT firmware update to v 3.16

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