C-FNOE, a Boeing 787-9 aircraft operated by Air Canada, was conducting flight ACA043 from New Delhi/Indira Gandhi Intl, India (VIDP) to Toronto/Lester B. Pearson Intl, ON (CYYZ) with 14 crew members and 297 passengers on board.
During cruise flight, the aircraft experienced a number 1 engine (GE GENX-1B74/75/P2) flame out. The flight crew successfully conducted an engine restart, declared an emergency and diverted to Moscow/Domodedovo Intl, Russia (UUDD) where it landed without further incident.
The Aircraft Incident Investigation Division within the Federal Air Transport Agency (FATA) is not conducting an ICAO Annex 13 investigation about this incident. The operator’s maintenance found a loose connector at the Fuel Metering Unit (FMU).
The connector was tightened and an engine run was performed. No further faults were found. The aircraft was returned to service