2 fatal · CESSNA 421C · 1994-02-10 · SAN ANTONIO, TX, USA
Event
NTSB number
FTW94FA082
Event ID
20001206X00743
Type
Accident
Date
1994-02-10
Location
SAN ANTONIO, TX, USA
Coordinates
29.540626, -98.490882
Injuries
Highest injury
FATL
Fatal
2
Serious
1
Minor
0
Uninjured
0
Total aboard
3
Aircraft
Make
CESSNA
Model
421C
Registration
N741CA
FAR Part
091
Engines
2
Damage
DEST
Conditions
Light
DAYL
Weather
VMC
Probable cause
IMPROPER SERVICING OF THE AIRPLANE WITH JET FUEL, WHICH RESULTED IN PREIGNITION AND/OR DETONATION AND SUBSEQUENT FAILURE OF PISTONS IN BOTH ENGINES. A FACTOR RELATED TO THE ACCIDENT WAS: THE LACK OF A RESTRICTIVE MATING NOZZLE ON THE REFUELING TRUCK.