Squawk Box

April 2000 Issue

Inspect Yer Gadgets

Sloppy inspections allow minor problems to progress into big ones

The following information is derived from the FAA’s Service Difficulty Reports and Aviation Maintenance Alerts. Click here to view "Airworthiness Directives."

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American General AA-5A Cheetah
Poor Engine Performance

The aircraft owner reported the engine performance deteriorated during flight. A mechanic discovered the carburetor bowl was not attached tightly to the throttle body. Even though the locking-tab washers under the attachment screws were properly installed, the screws were loose. The gasket may have shrunk or the attachment screws were not properly tightened during installation, allowing excessive air to be dr...

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