Service difficulty report · Smoke Detector · Boeing 7378

Difficulty date
April 20, 2026
Submitted
April 22, 2026
Operation
Air carrier
Aircraft
N37297
Make and model
Boeing 7378
Aircraft serial
67612
Aircraft time
6,120 hours, 2,075 cycles
Part
Smoke Detector
Part number
4755712
Condition
Faulty
Location
Zone 900
Stage of operation
NR
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

FWD LAV SMOKE ALARM SOUNDED FOR 10 SECONDS AND WENT OUT NO SIGN OF SMOKE/FIRE REMOVED AND REPLACED FWD LAV SMOKE DETECTOR IAW AMM 26-14-01-000/400-801, OPS CK GOOD. PARTS USED: 475571-2,QTY :1

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