An engine fireplace on a Cathay Pacific Airbus A350 previous this month used to be the results of a gasoline leak and may have brought about intensive injury to the aircraft, in line with investigators.Hong Kong’s flagship airline grounded planes after being compelled to show a flight round a few weeks in the past on account of an “engine element failure”. The Trent XWB-97 engine used to be made by way of British engineering massive Rolls-Royce.A initial document by way of Hong Kong’s Air Twist of fate Investigation Authority (AAIA) mentioned the incident used to be brought about by way of a damaged gasoline hose – certainly one of a bunch that were broken.Rolls-Royce and Cathay Pacific were contacted for remark.The incident came about in a while after the aircraft had taken off from Hong Kong en path to Zurich in early September. The pilots gained a hearth caution within the cockpit, close down the engine and deployed fireplace extinguishers.The airplane, which used to be wearing 348 passengers and staff, landed safely again in Hong Kong. However the incident raised issues over the security of the engines used throughout Cathay Pacific’s A350 fleet, in particular after tests printed problems on every other 15 airplane.The initial document discovered that the protecting encompass of a gasoline hose had ruptured, leaving “a discernible hollow within the hose”. There have been indicators of a hearth in portions of the engine, together with soot and burn marks.Additional tests printed every other 5 gasoline hoses in the similar engine have been additionally faulty.If no longer promptly detected and addressed, the document mentioned, this example may have escalated “right into a extra critical engine fireplace, probably inflicting intensive injury to the airplane.”To deal with the issue, the AAIA beneficial that the Eu Union Aviation Protection Company (EASA) require Rolls-Royce to broaden new inspection necessities for the related engines.EASA issued an “Emergency Airworthiness Directive” days after the incident. It required operators the use of the similar form of engine to hold out inspections of gasoline pipes, and take away any that have been ‘probably compromised’.Cathay Pacific took supply of its first Airbus A350 in 2016. The airplane is unexpectedly changing into a mainstay of airways’ long-haul fleets world wide. Its major promoting level is its prime potency and coffee operating prices.A key a part of that potency is the engine. The Trent XWB used to be evolved by way of Rolls-Royce particularly for the A350. The incident to begin with raised issues that there is usually a significant issue affecting the worldwide A350 fleet. That may were a significant setback for the British producer.On the other hand, it unexpectedly turned into obvious that the problem didn’t have an effect on the operating portions inside the engine itself, however relatively gasoline traces at the out of doors. That intended the issue might be rectified quite briefly, with out a pricey redesign.It additionally best affected the XWB-97, a prime energy variant of the engine that used to be suited to a quite restricted selection of long-range airplane. This 12 months, Rolls-Royce introduced plans to speculate closely to fortify its vary of engines, together with the Trent XWB-97.In 2023, Tim Clark, the boss of gulf service Emirates, voiced issues in regards to the sturdiness of the engine and the costs Rolls-Royce charged for upkeep.