NTSB Identification: LAX88DVA02.
The docket is stored on NTSB microfiche number 36381.
Accident occurred Monday, March 14, 1988 in ARVIN, CA
Probable Cause Approval Date: 06/09/1989
Aircraft: BELL UH-1B, registration: N59368
Injuries: 1 Minor.

SHORTLY AFTER TAKEOFF WHILE CRUISING AT 1500 FEET, THE PLT NOTED THAT THE FUEL BOOST WARNING LIGHTS ILLUMINATED. THE PILOT BEGAN A DESCENT FOR A PRECAUTIONARY LANDING. DURING DESCENT THE ELECTRICAL SYSTEM FAILED COMPLETELY. PRIOR TO TOUCH DOWN THE HELICOPTER STRUCK A POWER LINE. THE PILOT WAS UNABLE TO MAINTAIN CONTROL AND THE AIRCRAFT COLLIDED WITH THE TERRAIN. THE FLIGHT WAS CONDUCTED IN DARK CONDITIONS. THE PILOT LATER STATED HE THOUGHT HE LEFT THE GEN SWITCH IN THE OFF POSITION, LEAVING ONLY BAT POWER.

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

AIRCRAFT PREFLIGHT..INADEQUATE..PILOT IN COMMAND

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

VISUAL LOOKOUT..NOT POSSIBLE


Contributing Factors

OBJECT..WIRE,TRANSMISSION


Contributing Factors

ELECTRICAL SYSTEM,GENERATOR..NOT ENGAGED


Contributing Factors

LIGHT CONDITION..DARK NIGHT

Index for Mar1988 | Index of months