Fault Codes/Gillette Generators, Inc./54Gillette Generators, Inc.54UnclassifiedElectricalWhat This Code MeansBattery charger AC failureRelated Gillette Generators, Inc. Fault Codes555653575258Browse all Gillette Generators, Inc. fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 54 on your specific Gillette Generators, Inc. unit — cited to the OEM manual, not a forum guess.TRY IT FREE