Aviation Accident Summaries

Aviation Accident Summary DEN92IA013

LA VETA, CO, USA

Aircraft #1

N6179N

CESSNA T210M

Analysis

SHORTLY AFTER TAKEOFF, THE PILOT HEARD A 'CLUNK' AND LOST MANIFOLD PRESSURE. HE REVERSED COURSE BACK TO THE AIRPORT BUT WAS FORCED TO LAND ON A SNOW COVERED HIGHWAY. HE ELECTED TO LAND WHEELS UP. ENGINE DISASSEMBLY DISCLOSED THE NO. 1 CONNECTING ROAD HAD BROKEN AT THE CRANKSHAFT END. ADDITIONALLY, THE OIL JOURNAL WAS COMPLETELY BLOCKED WITH BABBET. THERE WAS EVIDENCE OF LACK OF LUBRICATION AND HIGH HEAT DISTRESS THROUGHOUT THE ENGINE.

Probable Cause and Findings

FAILURE OF THE NO 1 CONNECTING ROD DUE TO LACK OF LUBRICATION FROM BLOCKED OIL PORTS.

 

Source: NTSB Aviation Accident Database

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