NTSB Identification: LAX83FA048
14 CFR Part 91: General Aviation
Accident occurred Sunday, December 05, 1982 in RIVERSIDE, CA
Probable Cause Approval Date: 12/05/1983
Aircraft: VARIEZE RUATAN, registration: N1182Z
Injuries: 1 Fatal.

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.

WITNESSES STATED HE HEARD AND SAW THE AIRCRAFT FLYING (RATHER SLOW AND LOW) OVER THE CANYON. HE HEARD THE ENGINE "SPUTTERING" AND THEN OBSERVED THE AIRCRAFT APPEAR TO STALL FOLLOWED BY A STEEP DESCENT INTO THE HILLY TERRAIN. INVESTIGATION REVEALED THE AIRCRAFT STRUCK THE GROUND IN A STEEP NOSE LOW ATTITUDE AT THE 1300 FOOT LEVEL ON A STEEP HILLSIDE AND EXPLODED. POST IMPACT FIRE DESTROYED ALL BUT PORTIONS OF THE LEFT AND RIGHT WING, WINGLETS, ENGINE PROPELLER HUB, AIR SCOOP AND PORTIONS OF THE COCKPIT INSTRUMENTATION. THE BASIC ENGINE SHOWED NO PREIMPACT FAILURE AND AMPLE LUBRICATION WAS EVIDENT. BOTH MAGNETOS FUNCTIONED PROPERLY. THE FUEL GASCOLATOR BOWL WAS CONTAMINATED, AS WERETHE FILTER SCREENS, WITH WHAT APPEARED TO BE FIBERGLASS/EPOXY RESIN SHAVINGS AND DUST.

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

FUEL SYSTEM,STRAINER..CONTAMINATION

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

FUEL SYSTEM,FILTER..CONTAMINATION


Contributing Factors

EMERGENCY PROCEDURE..NOT FOLLOWED..PILOT IN COMMAND



Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY

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