Service difficulty report · Switch · Boeing 777FS2

Difficulty date
November 20, 2025
Submitted
November 21, 2025
Operation
Air carrier
Aircraft
N869FD
Make and model
Boeing 777FS2
Aircraft serial
40675
Aircraft time
38,715 hours, 6,407 cycles
Part
Switch
Condition
Malfunctioned
Location
Zone 200
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

WHEN EMERGENCY LIGHTS SWITCH COVER IS CLOSED, THE EMERGENCY LIGHTS ARE NOT AUTOMATICALLY ARMED BY THE SWITCH COVER AND STAY IN THE OFF POSITION. MUST MANUALLY ARM SWITCH AND THEN CAREFULLY CLOSE COVER TO ENSURE LIGHTS ARE ARMED. CHECKED SWITCH FUNCTION NORMAL AND NO MX MSG. ACFT OK FOR SERVICE.

More about the Boeing 777-FS2