SDR UALA2010092003492

Service difficulty report · Eec · Boeing 767322

Difficulty date: September 20, 2010
Submitted: September 30, 2010
Operation: Air carrier
Aircraft: N648UA
Make and model: Boeing 767322
Aircraft serial: 25285
Aircraft time: 76,635 hours, 12,390 cycles
Engine: Pwa PW4060
System (JASC): 7320 · Fuel Controlling System
Part: Eec
Part number: 7911004108
Part serial: 276
Condition: Faulty
Location: Lt Engine
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

LEFT ENG CONTROL STATUS MESSAGE. MESSAGES 'EEC CHL A CONTROL', EEC CHL B LOSS POWER, EEC CHL B CHL FAIL, EEC CHL B CONTROL, EEC CHL B FAULT CAT 2, 352-29, 350-16 & 350-14. REPLACED EEC ALTERNATOR & THE EEC CONTROL PER MM. ERASED ALL MESSAGE & PERFORMED EEC TEST AND TEST 6 IDLE RUN. ALL OPS NORMAL, NO MESSAGES.