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Sterling Power error code Battery Output Over Volts Red

FaultDC-DC Chargers (Alternator → House Battery)Verified against the manufacturer's manual

Auxiliary bank over-voltage — boost SHUT OFF. Either internal BB unit failure OR a competing charger on the same bus driving the aux bank too high.

What to check, and in what order, is in the app. The flow Sterling BB - Battery Output Over-Voltage walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.

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