Preflight Discovery
The pilot had arrived at Lake Havasu on the evening before the accident. After tying down the airplane, he verified that all fuel tank doors were closed. The following day, during the preflight inspection for his flight to Torrance, he noticed that the right auxiliary fuel tank door was open.
In-Flight Power Loss
While en route to Torrance and using the auxiliary fuel tank, the engine sustained a total loss of power. The pilot performed emergency procedures in an attempt to restart the engine, but they were unsuccessful. He subsequently executed a precautionary landing in an open field.
Post-Landing Examination
Following the landing, a cupful of sand was found in the right auxiliary fuel tank. Sand contaminants were also discovered in the right auxiliary fuel tank port. Additionally, some of the injector nozzles were plugged with an unidentified substance.
Investigation Details
The investigation did not specify the aircraft type, registration, number of engines, date, operator, or exact location beyond Lake Havasu area. Occupant details were not provided. The report did not mention injuries, fatalities, or the extent of damage to the aircraft. Conditions such as time of day, weather, and ATC involvement were not stated. No probable cause was assigned in the source material.