1998-07-27: Cessna A-188B — Zolfo Springs, FL

Casualties unknown • Zolfo Springs, FL, US

Probable cause

Total loss of engine power due to catastrophic internal engine failure caused by migration of a counterweight retaining.

— NTSB Determination

Accident narrative

The aerial application flight was pulling up from his second tract run of the day, at an altitude of 100 to 150 feet agl, when the engine made a 'clunk' sound and stopped running. The pilot felt his only option, given the low altitude, was a forced landing to a 'wide row' in the citrus grove. Subsequent examination of the engine revealed a crankshaft counterweight retaining pin had migrated from its installed position causing catastrophic internal failure.

Frequently asked questions

What happened in the 1998-07-27 Cessna A-188B accident near Zolfo Springs, FL?

The aerial application flight was pulling up from his second tract run of the day, at an altitude of 100 to 150 feet agl, when the engine made a 'clunk' sound and stopped running. The pilot felt his only option, given the low altitude, was a forced landing to a 'wide row' in the citrus grove. Subsequent examination…

What aircraft was involved and where did it happen?

The accident on 1998-07-27 involved a Cessna A-188B, registration N21676, at Zolfo Springs, FL.

What was the probable cause of the accident?

Total loss of engine power due to catastrophic internal engine failure caused by migration of a counterweight retaining.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X10665. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.

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