SEA91LA090

NTSB accident investigation · Piper PA-22-108 · Auburn, WA · April 20, 1991

Accident · No injuriesLimited investigationFinal report
Date
April 19, 1991, 21:20 local (Apr 20, 1991, 04:20 UTC)
Place
Auburn, WA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N1567ZPiper PA-22-108
Weather
Visual (VMC) · Dusk
Status
Completed · report April 8, 1993
Report
Approved by Office Director
Case key
41416

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

An improper fuel selector valve handle, improper selection of the fuel selector position, and the pilot's lack of understanding of the fuel selector position.

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) - nonmechanicalApproach - vfr pattern - base leg/base to final
Fuel system,selector/valve - improperCause
Fuel tank selector position - not understoodPilot in commandCause
Fuel tank selector position - improper use ofPilot in commandCause
Forced landingDescent - emergency
In flight collision with terrain/waterLanding

Analysis

The pilot stated that the aircraft sustained a loss of engine power when turning from base to final, so he landed in a street. He said he was switching fuel tanks at the time power was lost. The fuel selector handle on this aircraft had been modified by unidentified parties.

Aircraft

Registration
N1567Z
Reported as
Piper PA-22-108
Category
Airplane
Serial number
22-8825
Engine
Lycoming O-235-C1B, 108 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Brian F. Zderic
Departed
S43 · Snohomish, WA

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
25
Certificate
Private
Airplane ratings
Single-engine sea, Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Flight hours
177 total · 12 in this make and model · 110 as pilot in command · 52 in the last 90 days · 32 in the last 30 days

Weather

Conditions
Visual (VMC) · Dusk
Wind
300° at 4 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
-0 °F, dew point -0 °F
Observed at
SEA, 7 nm away