On April 6, 1986, a Douglas DC-3C (registration N25CE) was involved in an aviation accident near EL Paso, TX. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A pilot reported a propeller runaway during level-off from climb, observing oil streaming from the left engine and being unable to feather. Unable to maintain altitude, he performed a gear-up emergency landing in the desert. Teardowns found evidence tampered with; malfunction origin undiscovered. Operator later surrendered Part 121 certificate.
Overview
A pilot reported experiencing a propeller runaway while leveling off from a climb. During the event, the pilot observed oil streaming from the left engine. He was unable to feather the propeller. Unable to maintain altitude with a windmilling propeller, he executed a gear-up emergency landing in the desert.
Investigation Findings
After the landing, teardowns of the engine were performed. However, investigators discovered that the evidence had been tampered with. As a result, the origin of the malfunction could not be determined.
Regulatory Outcome
Following the incident, the operator voluntarily surrendered its Part 121 certificate.