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    Delta Solivia 3.8 Inverter Issues

    Tesla came by again and said the "manual for the Solivia is garbage, the 411 error isn't listed in the manual". They told me the 411 error related to some arc fault issues. Tech was more concerned about all the arc fault errors than the actual constant synchronization loop. They were on the...
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    Delta Solivia 3.8 Inverter Issues

    That "411" is in the diagnostic & alarm menu...this is what my error log says: 620 Internal log 19.03.19 10:28:26 411 But, I only get about one of these logs per day....definitely not the 3-4 I'm getting per hour.
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    Delta Solivia 3.8 Inverter Issues

    The only error that posts is the 411 error. The inverter manual doesn't have any listing for the 411 error code. I don't have a powerwall, either. The tech said that the panels were too "dirty" and the inverter couldn't keep up. I guess we'll see what he says next Monday. This whole solar has...
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    Delta Solivia 3.8 Inverter Issues

    Appreciate the feedback. My fingers are crossed. I'm wondering if my panel sizing has anything to do with it...I have a 3.8kW inverter and 4.88kW of panels. That's 28% oversized. I see on other forums that you really shouldn't oversize more than 20%. Hopefully the design engineers know what...
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    Delta Solivia 3.8 Inverter Issues

    I've had issues with my Solivia 3.8 inverter since installation... At first, Tesla failed to connect both strings (only connected one). They came back and connected string 2. After that the inverter constantly has a "411" power failure, resets, then goes to the "Synchronization" screen for 5...