![]() Engines with over 200 hours may continue as normal. The statement added that it recommends all flights with the engines listed that have less than 200 operating hours be limited to five additional flight hours with the essential crew to position the aircraft at a maintenance facility. An inspection is recommended to ensure the crankshift counterweight retaining ring has been properly installed in new and rebuilt engines, assembled between Jand Feb. ![]() ![]() A service bulletin is still anticipated in the near future to detail the specific range of affected aircraft as well as the root cause of the problem and any subsequent corrective action taken to fix the issue.Ĭontinental responded and said that the identified problem was for aircraft equipped with Continental 360, 470, 520, 550 series engines and replacement crankshaft assemblies. Cirrus is still working with Continental to determine how many models and the specific serial number range that may be affected.Ĭirrus said the decision to ground the aircraft was made in an abundance of caution. 7, 2023.Īn issued statement was given to on behalf of both companies, saying that the company was informed by Continental about an issue that affects engines that power the SR22 and SR22T. It said the grounding impacts other engine models/aircraft manufacturers and is limited to engines manufactured between June 1, 2021, and Feb. reached out to personnel at Cirrus Aircraft and Continental for a statement and they responded Friday morning. It is unclear at this stage what the new engine-related issue is caused by or if it stems from this prior engine concern. “The unsafe condition, if not addressed, could result in failure of the engine, in-flight shutdown, and forced landing,” the original AD states. It required a cylinder head inspection and removal of the casting material build-up on the radius edge of the identified cross-flow cylinder heads to reduce the risk for fracture initiation. The organization sought feedback within 30 days of the issuance. “The FAA has received multiple reports from the field of cracked cylinders despite prior compliance,” the bulletin said. The concern sheet stated that the agency was concerned that the corrective action in the AD did not fix the issue. 25, 2022, the FAA requested public feedback on the Airworthiness Directive (AD) issued in August 2020, regarding the fracture of cross-flow cylinder assemblies in some Continental 500-series engines. The AOPA said they had reached out to a Cirrus dealer who said the issue involves counterweights installed in Continental 550 series engines, but it has not led to engine failure.Ĭirrus said in the notice that Continental would issue a bulletin in the near future detailing the specific range of affected aircraft and Cirrus would send a Cirrus Aircraft Service Advisory notification.įAA wants feedback on whether fixes for Continental 500-series engines worked Cirrus noted that the SR20 aircraft, along with any SR22s and SR22Ts that were made before June 1, 2021, can continue to operate without restriction. All customer deliveries for the two aircraft will be paused until further notice. The notice affects all operators including aircraft in production, ferry flights, training flights, delivery flights and demonstration flights.
0 Comments
Leave a Reply. |