Casualties unknown

Helicopter Power Loss During Cruise Leads to Autorotation and Rollover (N413DB)

Berlin, NY, US

On October 1, 1989, an Enstrom 280FX (registration N413DB) operated by James Klein was involved in an aviation accident near Berlin, NY. Investigators recorded the probable cause as: LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A helicopter experienced a power loss while cruising at 1,000 ft AGL. During an autorotative approach, the pilot attempted to stretch the glide to avoid trees but ran out of rotor RPM. The right skid collapsed on landing, and the helicopter rolled over.

Incident Description

A helicopter was cruising at an altitude of 1,000 feet above ground level (AGL) when it experienced a power loss. The pilot initiated an autorotative approach to land. According to the pilot, during the approach he attempted to stretch his glide in order to avoid trees ahead. However, the maneuver resulted in insufficient rotor RPM before touchdown.

Post-Landing Damage

The helicopter subsequently landed in an uneven field. Upon touchdown, the right skid collapsed, causing the helicopter to roll over onto its side.

Investigation

An investigation into the incident found no reason for the loss of engine power.

Frequently asked questions

What happened in the 1 Oct 1989 Enstrom 280FX accident near Berlin, NY?

A helicopter experienced a power loss while cruising at 1,000 ft AGL. During an autorotative approach, the pilot attempted to stretch the glide to avoid trees but ran out of rotor RPM. The right skid collapsed on landing, and the helicopter rolled over.

What aircraft was involved and where did it happen?

The accident on 1 Oct 1989 involved an Enstrom 280FX, registration N413DB, operated by James Klein, at Berlin, NY.

What was the probable cause of the accident?

LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X29689. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.