LAX92LA400

NTSB accident investigation · Schleicher ASW-20 · Middletown, CA · September 26, 1992

Accident · FatalLimited investigationFinal report
Date
September 26, 1992, 13:31 local (20:31 UTC)
Place
Middletown, CA
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N789ESchleicher ASW-20
Weather
Visual (VMC) · Day
Status
Completed · report September 28, 1993
Report
Approved by Office Director
FAA report
19920926038809A
Case key
27774

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

The pilot's failure to connect the elevator control during assembly and failure to perform an adequate aircraft preflight check. Contributing to the accident was the pilots distraction by performing other tasks during the assembly procedure.

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.

Airframe/component/system failure/malfunctionTakeoff - initial climb
Flight control,elevator - disconnectedCause
Diverted attentionPilot in commandFactor
Aircraft preflight - inadequatePilot in commandCause
Loss of control - in flightTakeoff - initial climb
Aircraft control - not possiblePilot in command
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The pilot failed to connect the elevator control mechanism during assembly and was distracted by performing other tasks. The pilot did not perform a positive flight control check prior to takeoff. After takeoff the pilot reported he had no elevator control, lost aircraft control, and descended into the ground.

Aircraft

Registration
N789E
Reported as
Schleicher ASW-20
Category
Glider
Serial number
20492
Airframe hours
917
Engine
unknown
Damage
Destroyed
Flight
Personal · Part 91
Operator
David C. Petersen
Registered owner
David C. Petersen
Airworthiness certificate
Standard, Normal
Last inspection
Annual · August 5, 1992
Departed
CA20 · Middletown, CA

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
Medical
Unknown, Unknown
Seat
Center
Toxicology
Performed
Flight hours
241 total · 66 in this make and model · 211 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Visibility
25 statute miles
Lowest ceiling
None

FAA reports on this event · 1

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