Service difficulty report · Bulb · Boeing 777212

Difficulty date
November 17, 2025
Submitted
November 18, 2025
Operation
Air carrier
Aircraft
N825KW
Make and model
Boeing 777212
Aircraft serial
32318
Aircraft time
54,182 hours, 12,850 cycles
Part
Bulb
Part number
7671F
Condition
Burned Out
Location
Zone 200
Part time
500 hours, 50 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

EXTERIOR EMERGENCY LIGHTS INOPERATIVE AT DOORS 3L AND 4L ON PREFLIGHT INSPECTION. R & R THE BULBS AT DOORS 3L & 4L OPS CHECKED GOOD.