Incident · 1992-01-12

NTSB case BFO92IA017 · de Havilland DHC-8-102 · Part 121

What the record says

Event date: 1992-01-12
Event type: Incident
Highest injury level: No injuries
Aircraft: de Havilland DHC-8-102 (N923HA)
Operating rule: Part 121
Operator: USAIR EXPRESS Operator named in NTSB report
Operated by (per NTSB report): USAIR EXPRESS

Probable cause

IMPROPER INSTALLATION OF THE LOW FUEL PRESSURE WARNING SWITCH SNUBBER ON THE #1 ENGINE, RESULTING IN FATIGUE FAILURE OF THE SNUBBER, A FUEL LEAK (SPRAY), AND SUBSEQUENT EXPLOSION/FIRE DAMAGE. A FACTOR RELATED TO THE INCIDENT WAS: INADEQUATE DESIGN OF THE FIREWALL, WHICH ALLOWED FUEL VAPORS TO MIGRATE TO THE HOT SECTION OF THE ENGINE.

Source: NTSB case BFO92IA017

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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