NONE · RAYTHEON COBRA · 2008-09-24 · Whetstone, AZ, USA
Event
NTSB number
DEN08IA160
Event ID
20081007X52537
Type
Incident
Date
2008-09-24
Location
Whetstone, AZ, USA
Coordinates
31.703332, -110.248054
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
0
Total aboard
0
Aircraft
Make
RAYTHEON
Model
COBRA
Registration
N602RN
FAR Part
091
Engines
1
Damage
DEST
Conditions
Light
DAYL
Weather
VMC
Probable cause
A total off of engine power resulting from an overheated piston, and the pilot's subsequent failure to send a proper command to the UAS. Contributing to the accident was the operation of the engine at high power for an extended period with a lean fuel setting.