Narrative:

Climbing out of FL300 for FL360; upper crew compartment smoke EICAS and associated alarm went off. It was followed by bulk compartment heat EICAS. Ran checklist; communicated with flight attendants; recovered resting crew to cockpit. Alarm continued as did EICAS. Decision to return and prepare for overweight landing. All associated checklists were ran as well as all assessments. Crew coordination was excellent. Airport rescue and fire fighting (arff) was notified and followed aircraft after landing. All temperature reports relayed to us. After no fire indications were communicated by arff; we taxied to gate. Parking checklist completed; logbook entry made.

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Original NASA ASRS Text

Title: B787 flight crew reported experiencing false fire and smoke indications climbing out of FL300; in the upper crew compartment and the bulk cargo compartment and returned to the departure airport.

Narrative: Climbing out of FL300 for FL360; upper crew compartment smoke EICAS and associated alarm went off. It was followed by bulk compartment heat EICAS. Ran checklist; communicated with flight attendants; recovered resting crew to cockpit. Alarm continued as did EICAS. Decision to return and prepare for overweight landing. All associated checklists were ran as well as all assessments. Crew coordination was excellent. Airport Rescue and Fire Fighting (ARFF) was notified and followed aircraft after landing. All temperature reports relayed to us. After no fire indications were communicated by ARFF; we taxied to gate. Parking checklist completed; logbook entry made.

Data retrieved from NASA's ASRS site 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.