NTSB Identification: SEA85FA122.
The docket is stored on NTSB microfiche number 27953.
Accident occurred Friday, May 24, 1985 in SPOKANE, WA
Aircraft: BEECH V35, registration: N3778Q
Injuries: 3 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.

AFTER WHAT APPEARED TO BE A NORMAL TAKEOFF AND INITIAL CLIMB, WITNESSES OBSERVED THE ACFT LEVEL OFF AT ABOUT 200 FT AGL AND SOME HEARD SOUNDS OF POWER CESSATION. ACFT WAS OBERVED TO COMMENCE A LEFT TURN DURING WHICH THE BANK INCREASED TO AN EXCESSIVE ANGLE. THE ACFT PITCHED NOSE DOWN AND CRASHED IN A GRAVEL PARKING LOT IN AN INDUSTRIAL AREA OF THE CITY. INVESTIGATION REVEALED THE ENGINE-DRIVEN FUEL PUMP SHAFT HAD FAILED AT THE MANUFACTURED SHEAR POINT DUE TO BINDING OF THE PUMP BLADES AGAINST THE BORE. NO FOREIGN MATERIAL WAS FOUND IN THE BORE BUT A SMALL SILVER OF BLACK RUBBER WAS FOUND ON THE PUMP RELIEF VALVE POPPET. ENGINE FUEL HOSES HAD BEEN REPLACED PRIOR TO THIS FLIGHT. BOOST PUMP SWITCH FOUND IN 'OFF' POSITION. PREVIOUS ACFT OWNED BY PLT HAD FUEL BOOST PUMP SWITCH LOCATED IN DIFFERENT POSITION IN COCKPIT. PLT/OWNER AT CONTROLS NOT MEDICALLY CERTIFICATED. PIC IN RT SEAT NOT CURRENT IN MAKE/MODEL.

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

AIRCRAFT HANDLING..IMPROPER..PILOT IN COMMAND

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

MANEUVER..EXCESSIVE..PILOT IN COMMAND

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

FUEL BOOST PUMP SELECTOR POSITION..NOT PERFORMED..PILOT IN COMMAND

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

LACK OF RECENT EXPERIENCE IN TYPE OPERATION..PILOT IN COMMAND

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

STALL..UNCONTROLLED..PILOT IN COMMAND

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

MANEUVER..IMPROPER..PILOT IN COMMAND

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

INADEQUATE TRAINING(EMERGENCY PROCEDURE(S))..PILOT IN COMMAND


Contributing Factors

FUEL SYSTEM,PUMP..FAILURE,TOTAL

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