Service difficulty report · Fadec · Bell 407

Difficulty date
February 10, 2003
Submitted
March 11, 2003
Operation
Air carrier
Aircraft
N477AL
Make and model
Bell 407
Aircraft serial
53203
Engine
Allsn 250C47B
Part
Fadec
Part number
23072725
Part serial
JGALM0268
Condition
Failed
Location
Hmu/Engine
Part time
3,650 hours
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING FLIGHT, FIVE MILES FROM DESTINATION PLATFORM, ENGINE CHIP LIGHT ILLUMINATED, DURING FINAL APPROACH TO THE PLATFORM APPROXIMATELY 75 TO 100 FEET THE FADEC FAULT, FADEC MANUAL, FADEC FAIL, RESTART FAULT AND AUTO RELIGHT ILLUMINATED WITH FADEC FAIL AUDIO ACTIVATED - LANDING WAS COMPLETED TO THE PLATFORM WITH FADEC IN MANUAL MODE AND MAINTENANCE WAS NOTIFIED. UPON INSPECTION OF THE ENGINE, IT WAS DETERMINED THE ENGINE NEEDS TO BE REPLACED.

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