Accident Piper PA-25-235 N4693Y,
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ASN Wikibase Occurrence # 361456
 
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Date:Friday 20 August 1993
Time:09:15 LT
Type:Silhouette image of generic PA25 model; specific model in this crash may look slightly different    
Piper PA-25-235
Owner/operator:Central Flying Service, Inc.
Registration: N4693Y
MSN: 25-4424
Year of manufacture:1967
Engine model:LYCOMING O-540-B2C5
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Substantial
Category:Accident
Location:Washburn, ND -   United States of America
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Agricultural
Departure airport:
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
The pilot was maneuvering to make a spray run on an aerial application flight when the airplane lost all engine power. The pilot made a forced landing in the field, and struck two fence posts during landing roll. The engine examination revealed the impulse coupling flyweight in the left magneto had jammed and seized the magneto. The magneto drive gear and the camshaft gear were stripped.

Probable Cause: the loss of engine power due to a magneto failure.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: CHI93DTG03
Status: Investigation completed
Duration: 12 months
Download report: Final report

Sources:

NTSB CHI93DTG03

History of this aircraft

Other occurrences involving this aircraft
3 August 2006 N4693Y Central Flying Service Inc 1 Underwood, ND sub
Collision with pole or wires

Location

Revision history:

Date/timeContributorUpdates
16-Mar-2024 18:37 ASN Update Bot Added

Corrections or additions? ... Edit this accident description

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