Accident · 1989-04-05

NTSB case FTW89FA075 · BELL 206B · Part 91

What the record says

Event date: 1989-04-05
Event type: Accident
Highest injury level: No injuries
Aircraft: BELL 206B (N5004L)
Operating rule: Part 91
Operator: INDUSTRIAL HELICOPTERS Operator named in NTSB report
Operated by (per NTSB report): INDUSTRIAL HELICOPTERS

Probable cause

INADEQUATE MAINTENANCE/INSPECTION OF THE AIRCRAFT FUEL SYSTEM BY COMPANY MAINTENANCE PERSONNEL AND FUEL CONTAMINATION, WHICH RESULTED IN A PARTIAL LOSS OF ENGINE POWER. RELATED FACTORS WERE: A BINDING (STUCK) FUEL FILTER CAP BYPASS VALVE AND PARTIAL FAILURE (INTERMITTENT OPERATION) OF THE RESPECTIVE ANNUNCIATOR LIGHT SYSTEM.

Source: NTSB case FTW89FA075

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.

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