NTSB Identification: DEN86FA115.
The docket is stored on NTSB microfiche number 31144.
Accident occurred Saturday, April 12, 1986 in OGDEN, UT
Aircraft: CESSNA 207A, registration: N1721Q
Injuries: 1 Minor.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

ACFT WAS EN ROUTE TO SLC WHERE IT WAS TO BE PUT ON STATIC DISPLAY WITH OTHER ACFT EQUIPPED WITH SOLOY-CONVERSIONS (ALLISON 250-C20S TURBOSHAFT ENGINE INSTALLATION). DURING DESCENT THROUGH 12,000 FT INTO SLC AREA ENG FLAMED OUT AND THE PROP AUTO-FEATHERED. PLT RESTARTED ENG BUT WHEN HE TRIED TO ADVANCE POWER ENG SURGED AND QUIT. PLT RESTARTED ENG AND TURNED ON ENG ANTI-ICE. WHEN POWER WAS ADVANCED ENG SURGED AND QUIT. PLT RESTARTED ENG. HE APPLIED ALTERNATE AIR. WHEN POWER WAS ADVANCED ENG SURGED AND POWER DROPPED TO IDLE. PLT TURNED OFF ENG ANTI-ICE AND ALTERNATE AIR, PULLED AUTO FEATHER CIRCUIT BREAKER, SWITCHED START/MOTOR SWITCH TO START, AN TRIED TO ADVANCE POWER. ENG CONTINUED TO SURGE. PLT MADE FORCED LANDING ON MUD FLAT IN GREAT SALT LAKE. DISASSEMBLY/EXAMINATION OR CHECK/TEST ENG, FUEL CONTROL, POWER TURBINE GOVERNOR, AND FUEL REVEALED NO DISCREPANCIES. EXAMINATION OF FUEL FLOW TRANSDUCER REVEALED PARTIAL BLOCKAGE. BLOCKAGE WAS BLOWN OUT AND NEVER FOUND AND COULD NOT BE IDENTIFIED.

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

FLUID,FUEL..STARVATION

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

FUEL SYSTEM,LINE..BLOCKED(PARTIAL)

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

FUEL SYSTEM,LINE..FOREIGN OBJECT


Contributing Factors

AIRPORT FACILITIES,RUNWAY/LANDING AREA CONDITION..NONE SUITABLE

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