NTSB Identification: DEN86LA030.
The docket is stored on NTSB microfiche number 30668.
Accident occurred Friday, November 22, 1985 in ALBUQUERQUE, NM
Aircraft: PIPER PA-28-140D, registration: N473FL
Injuries: 2 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

ACCORDING TO THE PLT, THE ENG LOST PWR SHORTLY AFTER TAKEOFF, REQUIRING THE PLT TO MAKE A FORCED LANDING. DURING THE INVESTIGATION, IT WAS DETERMINED THAT THE PLT HAD FLOWN INTO, AND LATER ATTEMPTED TO DEPART FROM ALBUQUERQUE, NM, WITH THE MIXTURE FULL RICH. DURING THE ENG INSPECTION, IT WAS DETERMINED THAT THE SPARK PLUGS WERE FOULED. DURING THE END TEST RUN, THE ENG FUNCTIONED NORMALLY AFTER THE PLUGS WERE CLEANED.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MIXTURE..IMPROPER USE OF..PILOT IN COMMAND


Contributing Factors

IGNITION SYSTEM,SPARK PLUG..CONTAMINATION

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