Service difficulty report · Switch · Boeing 777FZB

Difficulty date
January 13, 2023
Submitted
January 17, 2023
Operation
Air carrier
Aircraft
N774SA
Make and model
Boeing 777FZB
Aircraft serial
37986
Aircraft time
62,683 hours, 7,028 cycles
Part
Switch
Part number
402122
Condition
Faulted
Location
Emergency Lights
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

EMERGENCY LIGHTS SWITCH DOES NOT STAY IN ARMED POSITION, WHEN GUARD IS CLOSED RATHER IT MOVES TO THE OFF POSITION. COCKPIT EMERGENCY LIGHT SWITCH GUARD REPLACED AND CHECK OK IAW IPC 33-51-01A ITEM 10 REV JAN 2023 AND LIGHT CHECK OK.

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