NTSB Identification: FTW87LA008.
The docket is stored on NTSB microfiche number 32066.
Accident occurred Friday, October 24, 1986 in MONAHANS, TX
Aircraft: HUGHES 269C, registration: N8970F
Injuries: 1 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.

THE ACFT WAS DESTROYED DURING A FORCED LANDING FOLLOWING A PARTIAL LOSS OF PWR AFTER LIFTOFF FROM A TRAILER. THE ACFT SETTLED BACK DOWN ONTO THE FRONT OF THE TRAILER AND SUBSEQUENTLY ROLLED OVER. THE ENG CONTINUED TO RUN FOLLOWING THE ROLL OVER. THE PLT STATED THAT HE HAD EXPERIENCED A 175 RPM MAG DROP DURING HIS RUN UP, BUT HAD ELECTED TO CONTINUE WITH THE FLT. INVESTIGATION REVEALED THAT THE NO. 2 CYL FUEL INJECTOR NOZZLE WAS CLOGGED AND THAT THE RIGHT MAGNETO WAS WEAK AND NOT FIRING PROPERLY. THE EXACT CAUSE OF THE MALFUNCTION IN THE MAGNETO COULD NOT BE DETERMINED.

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

FUEL SYSTEM,NOZZLE..BLOCKED(TOTAL)

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

OBJECT..VEHICLE

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

IGNITION SYSTEM,MAGNETO..OUTPUT LOW


Contributing Factors

OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT..ATTEMPTED..PILOT IN COMMAND

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