Service difficulty report · Exciter · Boeing 777222

Difficulty date
February 9, 2009
Submitted
February 11, 2009
Operation
Air carrier
Aircraft
N769UA
Make and model
Boeing 777222
Aircraft serial
26921
Aircraft time
54,407 hours, 10,189 cycles
Engine
Pwa PW4077
System (JASC)
7412 · Exciter
Part
Exciter
Condition
Malfunctioned
Location
Lt Engine
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

ENG IGNITER L1 LEFT ENGINE FAILED TO IGNITE USING IGNITER 1. STATUS MSG01- NOT ACTIVE ENGINE START MODE DEPENDENT; IGNITION SYSTEM NR 1 (L ENG) FAILED TO LIGHT ENGINE. DB- ELECTRONIC ENGINE CONTROL (L ENG, CH B) MSG-7461491 INACTV ES MODE. REPLACED EXCITER BOX.