Service difficulty report · Unknown · Boeing 777222

Difficulty date
April 16, 2008
Submitted
April 17, 2008
Operation
Air carrier
Aircraft
N776UA
Make and model
Boeing 777222
Aircraft serial
26937
Aircraft time
48,568 hours, 9,120 cycles
Engine
Pwa PW4077
Part
Unknown
Condition
Unknown
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

ELEC BACKUP GEN L LEFT BACKUP GENERATOR OFF DUE TO A PROTECTIVE TRIP. STATUS MSG01- LATCHED CRUISE MODE DEPENDENT; BACKUP GENERATOR (L) OIL PRESSURE IS LOW. DB- BACKUP CONVERTER MSG-2446080 LATCHED ER MODE.