An American Airlines Boeing 767-300, registration N384AA performing flight AA-94 from New York JFK,NY (USA) to Madrid, SP (Spain), was en route at FL350 about 140nm southwest of Halifax,NS (Canada) when the crew decided to turn around and return to New York due to right-hand engine (CF6) EGT fluctuations, no assistance was needed. The aircraft landed safely on New York’s runway 13L about 2 hours after turning around.
The replacement Boeing 767-300 registration N379AA also needed to return. 767-300, registration N379AA had replaced N384AA. This replacement aircraft was en route at FL350 about 100nm east of Boston, MA (USA) when the crew decided to return to New York reporting they had a problem with the navigation display at the captain’s side. About 5 minutes later the crew declared emergency indicating they had received indications of a possible fuel leak on the right-hand side. The aircraft landed safely but overweight on JFK’s runway 31L vacated the runway and requested emergency services to check the tyres and brakes. Emergency services reported seeing residual fluid. The aircraft taxied to the gate with emergency services following behind.