Squawk Box

September 2011 Issue

Burned And Separated

The following information is derived from the FAAs Service Difficulty Reports and Aviation Maintenance Alerts.

The nose landing gear failed to extend when the gear was lowered for landinga nose-gear "up" landing followed. Examination revealed the uplock bellcrank forward arm (p/n: 204303112) was bent and cracked through 90 percent of its material. It would not allow the uplock to disengage. The probable cause: severe side loading during landing at an unknown time. A new part was installed and a gear-rigging check made. No other problems were noted.

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