Aviation Accident Summary DEN92IA046

HUGO, CO, USA

Aircraft #1

N331BX

CESSNA 310-L

Analysis

WHILE IN CRUISE FLIGHT, ON AN IFR FLIGHT PLAN, WITH THE RIGHT ALTERNATOR INOPERATIVE, THE LEFT VOLTAGE REGULATOR FAILED CAUSING AN OVER VOLTAGE AND SUBSEQUENT ELECTRICAL FIRE. THE FIRE WAS EXTINGUISHED AND THE FLIGHT CONTINUED WITHOUT COMMUNICATIONS OR NAVIGATION EQUIPMENT TO THE PLANNED DESTINATION WHERE REPAIRS WERE CONDUCTED.

Probable Cause and Findings

FAILURE OF THE LEFT VOLTAGE REGULATOR. FACTORS WERE: FAILURE OF THE PILOT/MECHANIC TO PROPERLY MAINTAIN THE AIRCRAFT, AND FAILURE OF THE RIGHT ALTERNATOR CIRCUIT BREAKER.

 

Source: NTSB Aviation Accident Database

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