SDR 2011F00013

Service difficulty report · Cowling · Swrngn SA227AC

Difficulty date
January 6, 2011
Submitted
January 7, 2011
Operation
Air carrier
Aircraft
N438MA
Make and model
Swrngn SA227AC
Aircraft serial
AC721B
Engine
Garrtt TPE331*
Part
Cowling
Part number
2763046
Condition
Departed
Location
Zone 400
Part time
28,760 hours, 28,755 cycles
Stage of operation
CR
How discovered
O
Nature of condition
D
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

UPON REACHING 1800 FT ALTITUDE THE RT ENGINE UPPER COWL DEPARTED THE ACFT, CAUSING DAMAGE TO THE L/E OF THE RT WING AND UPPER WING SKIN. IN ADDITION THE UPPER INBD COWL ATTACH POINT WAS DAMAGED AS WELL THE LOWER ENGINE COWL SUSTAINED EXTENSIVE DAMAGE.