CHI84IA404

NTSB incident investigation · Beech A36TC · Lafayette, IN · September 24, 1984

Incident · No injuriesIncident investigationFinal report
Date
September 24, 1984, 09:45 local (14:45 UTC)
Place
Lafayette, IN
Injuries
4 uninjured
Damage
Minor damage
Phase of flight
Enroute
Aircraft
N305MMBeech A36TC
Weather
Instrument (IMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19840924074539I
Case key
12459

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine powerDescent - normal
Reason for occurrence undeterminedCause
Forced landingDescent - emergency
Weather condition - low ceilingFactor
On ground/water encounter with terrain/waterLanding

Analysis

The plt reported that when he leveled off at 3000 ft MSL, the aux fuel boost switch was still on, so he switched it 'off.' When the switch was turned off, the eng began to run with a bit of vibration, so he returned the switch to 'on' & left it in that position for the remainder of the flt. The en route portion of the flt was uneventful. During a descent thru 2300 ft, IN IFR conditions near the destination, the eng stopped running. The plt was unable to restart the eng. He reported that the acft broke out of the overcast at a low alt. The plt saw a suitable field & landed, but the acft received minor damage. The eng operated normally during a run-up. No reason for the loss of power was identified.

Aircraft

Registration
N305MM
Reported as
Beech A36TC
Category
Airplane
Serial number
EA 188
Airframe hours
669
Engine
Lycoming TSIO-520-UB, 300 horsepower, reciprocating
Damage
Minor damage
Flight
Business · Part 91
Registered owner
Mainline Aviation, Inc.
Airworthiness certificate
Standard, Normal
Departed
MDW · Chicago, IL
Destination
LAF · Lafayette, IN
Flight plan
IFR
Airport
LAF · Lafayette

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
58
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Unknown, Unknown
Seat
Left

Weather

Conditions
Instrument (IMC) · Day
Wind
210° at 6 knots
Visibility
4 statute miles
Lowest ceiling
700 ft broken
Temperature
72 °F, dew point 72 °F
Altimeter
30.00 inHg
Observed at
LAF, 3 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N305MM · 1

Matched to the same aircraft by N-number and date.