CHI93DET01

NTSB accident investigation · Carlson Sparrow II · Lafontaine, IN · December 21, 1992

Accident · No injuriesFinal report
Date
December 21, 1992, 13:20 local (18:20 UTC)
Place
Lafontaine, IN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N6648YCarlson Sparrow II
Weather
Visual (VMC) · Day
Status
Completed · report October 25, 1993
Report
Approved by Office Director
FAA report
19921221050969A
Case key
15571

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

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Probable cause

Fuel starvation due to a blocked fuel line which was caused by improper gasket sealing compound.

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 power(total) - mech failure/malfCruise
Fluid,fuel - starvationCause
Material defect(inadequate quality of material)ManufacturerCause
Fuel system,line - blocked(total)
Forced landingDescent - emergency
Nose overLanding - roll
Terrain condition - rough/uneven

Analysis

Pilot experienced complete loss of engine power while in cruise flight, and made forced landing in plowed field. Airplane nosed over during landing rollout. The engine fuel line was found to be blocked by gasket sealing compound used in the fuel tank.

Aircraft

Registration
N6648Y
Reported as
Carlson Sparrow II
Category
Airplane, amateur-built
Serial number
CA-310
Airframe hours
125
Engine
Rotax BMBDIER 582, 66 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
William A. Thompson
Registered owner
William A. Thompson
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · September 12, 1992 · 27 hours before
Departed
IWH · Wabash, IN
Destination
MZZ · Marion, IN

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
49
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
165 total · 22 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
150° at 10 knots
Visibility
6 statute miles
Lowest ceiling
10,000 ft broken
Temperature
34 °F, dew point 25 °F
Altimeter
29.00 inHg
Observed at
GUS, 20 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.