Accident · 1990-12-09

NTSB case LAX91FA052 · de Havilland DHC-6-100 · Part 91

What the record says

Event date: 1990-12-09
Event type: Accident
Highest injury level: Minor injury
Aircraft: de Havilland DHC-6-100 (N121PM)
Operating rule: Part 91
Operator: ONE PAPA MIKE CORP. Operator named in NTSB report
Operated by (per NTSB report): ONE PAPA MIKE CORP.

Probable cause

A LOSS OF POWER ON THE LEFT ENGINE DUE TO A FATIGUE FAILURE OF A COMPRESSOR TURBINE BLADE LEADING TO FURTHER COMPRESSOR BLADE DAMAGE; A WORN POWER TURBINE GOVERNOR THROTTLE CAM ASSEMBLY WHICH LED TO LOSS OF POWER ON THE RIGHT ENGINE; AND INADEQUATE MAINTENANCE AND INSPECTION BY THE OPERATOR.

Source: NTSB case LAX91FA052

Flight crew

Flight-crew details for this event aren't in the NTSB database extract we hold (its coverage starts with 2008 events) — a gap in our data, not an absence of crew.

Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.

All incidents →