Cessna 210 Cracked Nose Gear Torque Link A repair station has replaced several upper torque links after finding them bent at inspection (approximately five have been found). Only one was found cracked. The submitter believes landing impact with more than the recommended strut extension (five inches maximum), according to the service manual. Strut extension is adjusted by adding shims (p/n 1243618-2.) Part Total Time: 4609.2 hours Diamond DA42 Unsecured Downlock Pin The circlip (p/n: DIN471-8-ZP) securing the downlock pin in the main landing gear legs has repeatedly twisted off. One aircrafts aft wheel well was damaged due to 288
Assorted Failures
A repair station has replaced several upper torque links after finding them bent at inspection (approximately five have been found). Only one was found cracked. The submitter believes landing impact with more than the recommended strut extension (five inches maximum), according to the service manual. Strut extension is adjusted by adding shims (p/n 1243618-2.)
Key Takeaways:
- Cessna 210 aircraft experienced bent or cracked nose gear torque links, believed to be caused by excessive strut extension during landing, highlighting the importance of proper strut adjustment.
- Diamond DA42 main landing gear downlock pins are repeatedly becoming unsecured due to inadequate circlips, leading to structural damage; a more permanent securing method like a cotter pin or safety wire is suggested.
- A severe crack caused an ECI cylinder to separate on a Beech A36 after only 355 hours, underscoring the necessity of following manufacturer-specific service bulletins for crack inspections.
- A new Champion oil filter (CH48110-1) failed after only one hour of flight due to element separation, causing a critical drop in oil pressure and high oil temperature, necessitating replacement with a filter from a different manufacturer.
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