Aviation Accident Summaries

Aviation Accident Summary FTW94LA097

HAMBURG, AR, USA

Aircraft #1

N6665Q

GRUMMAN G-164B

Analysis

DURING AERIAL APPLICATION MANEUVERING THE AIRCRAFT LOST PARTIAL ENGINE POWER. DURING THE SUBSEQUENT FORCED LANDING THE AIRCRAFT IMPACTED THE GROUND, BOUNCED TWICE, AND NOSED OVER TO THE INVERTED POSITION. AN INSPECTION OF THE ENGINE REVEALED THAT THE SPARK PLUGS WERE FOULED.

Factual Information

On March 14, 1994, at 1756 central standard time, a Grumman G- 164B, N6665Q, was substantially damaged during a forced landing. The commercial pilot was not injured. Visual meteorological conditions prevailed for the aerial application flight. The pilot reported to a Federal Aviation Administration inspector that the engine lost power during the application of fertilizer. He then proceeded to dump the remainder of his load. The aircraft impacted the ground, bounced twice, and nosed over to the inverted position. An examination of the engine by a Federal Aviation Administration inspector and the owner revealed that the spark plugs were fouled. The aircraft was released to the owner.

Probable Cause and Findings

THE LOSS OF ENGINE POWER DUE TO FOULED SPARK PLUGS. A FACTOR WAS THE LACK OF SUITABLE TERRAIN FOR THE FORCED LANDING.

 

Source: NTSB Aviation Accident Database

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