Narrative:

Aircraft diverted due to right gen being disconnected per QRH. Started APU gen to replace inoperative gen. Without 2 engine gen aircraft was unable to meet ETOPS requirement. Aircraft had not passed ETOPS entry gateway and hence aircraft returned after burning down to mlgw.

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Original NASA ASRS Text

Title: B757 Captain beginning a flight to Hawaii reports generator failure. After successfully employing the APU generator to replace it; the reporter elects to return to the departure airport for repairs.

Narrative: Aircraft diverted due to R Gen being disconnected per QRH. Started APU GEN to replace inoperative GEN. Without 2 ENG GEN aircraft was unable to meet ETOPS requirement. Aircraft had not passed ETOPS Entry Gateway and hence aircraft returned after burning down to MLGW.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.