SDR AALA200802002

Service difficulty report · Generator · Boeing 777223

Difficulty date: July 30, 2008
Submitted: September 9, 2008
Operation: Air carrier
Aircraft: N770AN
Make and model: Boeing 777223
Aircraft serial: 29578
Aircraft time: 38,395 hours
System (JASC): 2421 · AC Generator-Alternator
Part: Generator
Condition: Failed
Location: Left
Stage of operation: CL
How discovered: O
Nature of condition: H, J
Precautionary procedure: A

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

What was found

MIA INFLIGHT T869/30JUL. CREW REPORTED LT INTEGRATED DRIVE GENERATOR FILTER BLOCK MESSAGE. DISCONNECTED LT INTEGRATED DRIVE GENERATOR. RT INTEGRATED DRIVE GENERATOR DROPPED OFF LINE. RETURNED TO MIA AND LANDED WITHOUT INCIDENT. REPLACED LT AND RT HAND INTEGRATED DRIVE GENERATORS AND LT HAND INTEGRATED DRIVE GENERATOR OIL COOLER. SYSTEM GROUND CHECKED NORMAL OPS. (CLOSED)