NTSB Identification: MKC88LA061.
The docket is stored on NTSB microfiche number 35554.
Accident occurred Tuesday, March 15, 1988 in CHEROKEE, IA
Probable Cause Approval Date: 03/30/1989
Aircraft: BEECH A36, registration: N8136R
Injuries: 2 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 PLT STATED, THAT SHORTLY AFTER TAKEOFF, THE ENGINE LOST SUBSTANTIAL PWR. AFTERWARDS THERE WAS SMOKE IN THE COCKPIT. THE PIC REVERSED HIS COURSE WITH THE INTENT TO LAND ON THE DEPARTURE ARPT. WHEN HE FELT HE HAD THE LDG FIELD MADE, HE ATTEMPTED TO LOWER THE LDG GEAR. THE RED GEAR UNSAFE LIGHT ILLUMINATED, SO HE ATTEMPTED TO LWR THE GEAR USING THE EMERGENCY CRANK DOWN PROCEDURES. HE FAILED TO GET FULL GEAR EXTENSION BEFORE STRIKING THE TERRAIN SHORT OF THE INTENDED LDG FIELD. POSTFLIGHT INSPECTION REVEALED A BROKEN EXHAUST PIPE FLANGE ON #5 CYLINDER, ALLOWING EXHAUST GAS TO MELT AN ALTERNATOR WIRE, AND REDUCING THE EFFECTIVENESS OF THE TURBOCHARGER ON THE MODIFIED ENGINE INSTALLATION.

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

EXHAUST SYSTEM..FAILURE,PARTIAL

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

ELECTRICAL SYSTEM,ELECTRIC WIRING..BURNED


Contributing Factors

GEAR EXTENSION..NOT ATTAINED




Contributing Factors

EXHAUST SYSTEM,TURBOCHARGER..OUTPUT LOW


Contributing Factors

LANDING GEAR,NORMAL RETRACTION/EXTENSION ASSEMBLY..INOPERATIVE

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