Serious incident Maule M-5-210 N51590,
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ASN Wikibase Occurrence # 363839
 
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Date:Saturday 11 April 1992
Time:20:15 LT
Type:Silhouette image of generic M6 model; specific model in this crash may look slightly different    
Maule M-5-210
Owner/operator:Air Ads, Inc.
Registration: N51590
MSN: 6036C
Total airframe hrs:1355 hours
Engine model:CONTINENTAL IO-360-D33A
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Minor
Category:Serious incident
Location:Atlanta, GA -   United States of America
Phase: En route
Nature:Unknown
Departure airport:Atlanta, GA (KFTY)
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
THE PILOT WAS ENGAGED IN A BANNER TOWING OPERATION WHEN HE HEARD A LOUD BANG, AND THE AIRCRAFT ENGINE EXPERIENCED A TOTAL LOSS OF POWER. THE PILOT EXECUTED A SUCCESSFUL OFF AIRPORT LANDING IN A PARKING LOT. EXAMINATION OF THE AIRCRAFT REVEALED THAT THE NUMBER THREE CYLINDER HAD FAILED AS A RESULT OF FATIGUE DUE TO HEAT STRESS. THE ENGINE WAS FOUND TO HAVE BEEN MODIFIED WITH AN ADDITIONAL OIL COOLER IN AN ATTEMPT TO MAINTAIN OIL TEMPERATURE WITHIN OPERATING RANGE DURING BANNER TOW OPERATIONS.

Probable Cause: THE FAILURE OF THE ENGINE CYLINDER AS A RESULT OF CYLINDER OVERTEMPERATURE, WHICH RESULTED FROM THE IMPROPER PROCEDURE OF USE OF THE AIRCRAFT IN A BANNER TOWING OPERATION BY THE OPERATOR.

Accident investigation:
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Investigating agency: NTSB
Report number: ATL92IA078
Status: Investigation completed
Duration: 1 year 1 month
Download report: Final report

Sources:

NTSB ATL92IA078

Revision history:

Date/timeContributorUpdates
19-Mar-2024 06:43 ASN Update Bot Added

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