NTSB Identification: NYC89FA013.
The docket is stored on NTSB microfiche number 38632.
Nonscheduled 14 CFR
Accident occurred Sunday, October 16, 1988 in WALLINGFORD, CT
Probable Cause Approval Date: 01/24/1990
Aircraft: BELL 206L-1, registration: N555GC
Injuries: 2 Serious,3 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.

THE ACFT LOST POWER AND CRASHED IN A TRACTOR TRAILER PARKING LOT, DESTROYING THE HELICOPTER AND CAUSING SERIOUS INJURIES TO THE PILOT AND ONE PASSENGER. THE INVESTIGATION REVEALED AN IMPROPER FUEL FLOW SWITCH, WHICH HAD NO CHECK VALVE PROTECTION INSTALLED ON SYSTEM NO 1. THE FAA CERTIFICATION BRANCH (ASW-170) STATED THAT IF THE WRONG FUEL FLOW SWITCH IS USED AND THE BOOST PUMP CIRCUIT BREAKERS ARE PULLED, A FLAMEOUT IS LIKELY. THE PILOT SAID HE PULLED THE MASTER CAUTION BREAKER AND MAY HAVE PULLED THE BOOST PUMP BREAKERS 'PREPARING FOR LANDING'. THE FUEL BOOST PUMP CIRCUIT BREAKERS WERE PULLED AND THERE WERE APPROXIMATELY 27 GAL OF FUEL REMAINING, WHEN THE ENGINE QUIT.

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

FUEL SYSTEM..IMPROPER

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

MAINTENANCE,INSTALLATION..IMPROPER..UNKNOWN

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:

EMERGENCY PROCEDURE..IMPROPER..PILOT IN COMMAND



Contributing Factors

FUEL SYSTEM,PUMP..DISABLED

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