Service difficulty report · Fire Warning · Boeing 777300ER

Difficulty date
November 4, 2025
Submitted
November 7, 2025
Operation
Air carrier
Aircraft
N2341U
Make and model
Boeing 777300ER
Aircraft serial
63721
Aircraft time
36,856 hours, 3,938 cycles
Part
Fire Warning
Part number
4738763
Part serial
3660BA
Condition
False Activation
Location
Zone 100
Part time
36,844 hours, 3,937 cycles
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
F

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