Service difficulty report · Smoke Detector · Boeing 7378H4

Difficulty date
December 13, 2025
Submitted
December 16, 2025
Operation
Air carrier
Aircraft
N8686A
Make and model
Boeing 7378H4
Aircraft serial
36938
Aircraft time
29,191 hours, 14,489 cycles
Part
Smoke Detector
Condition
Intermittent
Location
Zone 200
Stage of operation
CR
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 LAVATORY FIRE- SMOKE WARNING SOUNDED ONCE INTERMITTENTLY ON CAPTAIN`S SIDE OF ACFT. PAX WAS IN LAVATORY BUT NO EVIDENCE OF SMOKING. R & R THE LAVATORY SMOKE DETECTOR IAW AMM 26-14-01. OPS CHKD GOOD.

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