Squawk Box

October 2003 Issue

Squawk Box 10/03: Turbo Troubles

Clamp on some Mooney exhaust systems proves troublesome for turbo engines

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


The FAA is encouraging owners of turbocharged Mooneys to inspect the V-band clamps attached to the turbochargers. The FAA’s special airworthiness information bulletin cites a recent fatal accident of a Mooney M20M Bravo in which the tailpipe apparently separated from the turbochargers, allowing hot exhaust gases to be expelled into the engine compartment. The pilot reported smoke and fire in the cockpit before the aircraft crashed short of the airport, killing both aboard. Mooney recommends replacing the multi-segmented V-band clamps at 2,000 hours – the engine’s T...

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.