Aviation Accident Summaries

Aviation Accident Summary FTW91DRA02

NACOGDOCHES, TX, USA

Aircraft #1

N43WM

W. R. MATHIS MIDGET MUSTANG

Analysis

DURING THE TAKEOFF ON THE 3,000 FOOT LONG SOD STRIP, THE AIRPLANE GOT AIRBORNE AFTER ABOUT 1,000 FEET OF ROLL. AT THREE TO FIVE FEEL AGL, THE PILOT EXPERIENCED A LOSS OF POWER AND 'IMMEDIATELY THE PLANE DROPPED TO THE RUNWAY AND BOUNCED SEVERAL TIMES OFF TO THE LEFT.' THE PILOT PULLED THE NOSE UP IN AN ATTEMPT TO LAND STRAIGHT AHEAD BUT IMPACTED A TREE WITH THE LEFT WING. TERRAIN IMPACT OCCURRED IMMEDIATELY THEREAFTER. A REPLACEMENT BENDIX HAD BEEN INSTALLED ON THE ENGINE THREE DAYS PRIOR TO THE ACCIDENT. THE STARTER BENDIX WAS FOUND STILL ENGAGED TO THE FLYWHEEL DURING THE POST ACCIDENT INVESTIGATION BY FAA INSPECTORS. EXAMINATION OF THE BRUSH HOUSING AND ARMATURE REVEALED EVIDENCE OF AN OVERHEATING CONDITION.

Probable Cause and Findings

POWER LOSS DUE TO ENGINE STARTER FAILURE FOR UNDETERMINED REASONS.

 

Source: NTSB Aviation Accident Database

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