Squawk Box

December 2001 Issue

Feather Failures

Obstacles to feathering a prop in a twin need higher visibility, FAA says

The following information is derived from the FAA’s Service Difficulty Reports and Aviation Maintenance Alerts.

Pilots of piston-powered twins know of the need to feather the prop on a dead engine, but occasionally the task does not get accomplished – sometimes through human error, sometimes through mechanical blockages.

In a recent accident, the pilot encountered a blocked propeller that could not be feathered.

The FAA began investigating the potential for additional accidents of a similar nature involving a propeller that could not be feathered either with or without engine rotation. In most pilot operating handbooks and Aircraft Flight Manuals, there are warnings of the...

To continue reading this entire article you must be a paid subscriber.

Subscribe to Aviation Safety

The monthly journal of risk management and accident prevention, is packed with useful, timely information on basic and advanced technique, accident analysis and, most important, practical articles on how you can develop the judgment that will keep you in the air and out of the NTSB's files.

Already subscribe but haven't registered for all the benefits of the website? Click here.

Subscriber Log In

Forgot your password? Click Here.