| Taiwan's A-1W helicopter crash is a part failure
According to Taiwan media reports, July 16, 2000 Army Aviation Brigade No. 515 of the AH-1W attack helicopter crashed in the Longtan urban areas, resulting in two Taiwan air force officer killed on duty. Recently, there are sets general confirmed that, after investigation, the U.S. arms sales to Taiwan the main reason for failure is a crash.
According to reports, the U.S. Marine Corps also have a large number of AH-1W helicopters to be informed of serious flight safety in Taiwan after the accident grounded the fleet once a comprehensive and thorough examination EECU proper rate. Identified last year that the engine on the engine electronic control devices (EECU) flawed, and the U.S. military technology to make provisions to allow EECU swap also contributed to the crash test one of the culprits, the army has been canceled this provision, EECU a problem on the new replacement.
AH-1W crashed ago, a Taiwan general said, EECU for engine parts, through the combination of the aircraft, sensing the temperature, height and body weight data, the calculated data in notification to lubricate the engine into the nozzle in order to maintain the helicopter The normal flight, EECU problems will lead to the engine speed is too high or the lack of peaks and valleys in the horsepower output will seriously affect flight safety.
In accordance with the provisions of technical orders, EECU after 100 flying hours before each test time, usually if the problem can be machine two engine EECU reversed cross-comparison, to confirm the problem.
Taiwan's military said July 13, 2008 found that 515 machines on the 1st engine EECU high speed, so in accordance with technical orders on July 14 will be onboard two EECU engine swap, swap the ground after the test all normal, flight is also all right. But the July 16 accident on a routine training Shique the crash when the helicopter rotor is not running, indicating the engine should be a static state.
Back-maintenance records of the Army to view the incident in connection with the EECU related, first sent to the engine debris EVA Airways testing, EECU preliminary view that there are problems with the engine factory was then sent to the U.S. General Electric confirmed that only certain components that EECU resistance error, resulting in two outstanding Air Force officer and ruined lives.
Taiwan's military said the U.S. military has also occurred EECU abnormal situation, in the past has not been reversed in accordance with skills to make an accident, but later it meant death, has been a direct exchange new; It is understood that more than a year after the accident, EECU is still not a normal record.
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