Service difficulty report · Fire Warning · Boeing 7377H4

Difficulty date
October 16, 2026
Submitted
October 21, 2026
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
73,081 hours, 43,811 cycles
Part
Fire Warning
Condition
Intermittent
Location
Zone 200
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

AFT CARGO FIRE DETECTION, FIRE LIGHT ON. INTERMITTENTLY HAPPENED TWICE. OK TO CONTINUE ON MEL 26-19-01, SP1. PERFORMED FIM 26-23 TASK 812. R & R CARGO PANEL IAW AMM 26-00-02. OPS CHKD GOOD. NO DEFECT NOTED.

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