LAX90DUG09

NTSB accident investigation · Miles Atwood 1 · Chino, CA · August 31, 1990

Accident · Minor injuriesFinal report
Date
August 31, 1990
Place
Chino, CA
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N225YYMiles Atwood 1
Weather
Visual (VMC) · Day
Status
Completed · report November 9, 1992
Report
Approved by Office Director
FAA report
19900831037749A
Case key
26538

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

On this page

Probable cause

Loss of engine power due to a fuel line separation.

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/malfTakeoff - initial climb
Fuel system,line - separationCause
Forced landingDescent - emergency
On ground/water encounter with terrain/waterLanding - roll
Terrain condition - open field

Analysis

The pilot of an experimental aircraft lost engine power shortly after takeoff and crashed into a field. Examination of the engine revealed that the fuel outlet line from the engine driven fuel pump was broken. The fuel pump was examined and there was no apparent damage to the gears or relief valve and there was no debris in the pump.

Aircraft

Registration
N225YY
Reported as
Miles Atwood 1
Category
Airplane, amateur-built
Serial number
T-6
Airframe hours
42
Engine
Menasco D-4-87, 135 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Chino Air Museum
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · August 30, 1990
Airport
CNO · Chino

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
38
Certificate
Airline transport
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
5,650 total · 5,400 as pilot in command · 120 in the last 90 days · 35 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
15 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point -0 °F

FAA reports on this event · 1

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