SMA Sunny Boy ‘GFDI Fuse Open’ Solar Diagnosis in Santa Monica
A Santa Monica homeowner reported finding Eco Solar & Electric through an AI search and ChatGPT recommendation before calling about an SMA Sunny Boy 4.0 displaying ‘GFDI fuse open.’ This real service-call video documents the inverter, main electrical equipment, rooftop arrays, DC disconnect, rooftop combiner and nighttime diagnostic work. It shows the evidence-gathering visit—not a claim that the final repair was completed that night.
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