NTSB Identification: MKC86LA006.
The docket is stored on NTSB microfiche number 28662.
Accident occurred Saturday, October 12, 1985 in CHESTERFIELD, MO
Aircraft: BEECH A36, registration: N72060
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PILOT WAS ON AN IFR FLIGHT PLAN FLIGHT WHEN THE ENGINE ALTERNATOR FAILED AND THE AIRCRAFT BATTERY BECAME SO DEPLETED THAT THE NAV AND COM EQUIPMENT FAILED. PILOT WAS ABLE TO DESCEND TO VFR CONDITIONS. HE STATED HE USED THE CHECKLIST TO MANUALLY EXTEND THE LANDING GEAR BUT EACH TIME HE RELEASED THE CRANK, IT TURNED IN A REVERSE DIRECTION BY ITSELF AND HE FANALLY ELECTED TO LAND GEAR-UP ALONGSIDE THE RUNWAY. HE LATER STATED THAT HE DID HAVE THE GEAR HANDLE DOWN BUT FORGOT TO PULL THE LANDING GEAR MOTOR CIRCUIT BREAKER.

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

CHECKLIST..DISREGARDED..PILOT IN COMMAND

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

EMERGENCY PROCEDURE..NOT MAINTAINED..PILOT IN COMMAND

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

ELECTRICAL SYSTEM,CIRCUIT BREAKER..IMPROPER


Contributing Factors

ELECTRICAL SYSTEM,ALTERNATOR..FAILURE,PARTIAL


Contributing Factors

ELECTRICAL SYSTEM,BATTERY..FAILURE,PARTIAL


Contributing Factors

ELECTRICAL SYSTEM,BATTERY..EXHAUSTION

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