Accident Weatherly 201C N9228W,
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ASN Wikibase Occurrence # 384101
 
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Date:Monday 21 June 1982
Time:06:30 LT
Type:Silhouette image of generic W201 model; specific model in this crash may look slightly different    
Weatherly 201C
Owner/operator:Aguet
Registration: N9228W
MSN: 1036
Total airframe hrs:1159 hours
Engine model:P&W R-985
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Substantial
Category:Accident
Location:Near Rapelje, MT -   United States of America
Phase: Landing
Nature:Unknown
Departure airport:Near Rapelje, MT (12 )
Destination airport:Near Rapelje, MT (12)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
WHILE LANDING ON A COUNTY ROAD, THE PILOT LOST DIRECTIONAL CONTROL AND THE AIRCRAFT VEERED TO THE LEFT AND STRUCK A POLE. AN INVESTIGATION REVEALED THAT AN 0-RING, PN 101-00500, ON THE PARKING BRAKE VALVE IN THE RIGHT MASTER CYLINDER HAD FAILED AND HYDRAULIC FLUID WAS LOST. THE BROKEN O-RING WAS NO LONGER SOFT AND PLIABLE, BUT WAS HARD AND NON-FLEXIBLE. ACCORDING TO RECORDS, THE CLEVELAND BRAKES HAD BEEN MANUFACTURED IN JUNE 1977. THE ONLY RECORDED MAINTENANCE ON THE BRAKES (SINCE BEING MANUFACTURED) WAS ON 5/15/82 WHEN THE BRAKE DISC LININGS WERE REPLACED.

Probable Cause:

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: DEN82DA111
Status: Investigation completed
Duration: 1 year
Download report: Final report

Sources:

NTSB DEN82DA111

History of this aircraft

Other occurrences involving this aircraft
30 June 2000 N9228W Private 1 Tolna, ND w/o

Location

Revision history:

Date/timeContributorUpdates
03-Apr-2024 07:43 ASN Update Bot Added

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