SDR AALA201712069023

Service difficulty report · Smoke Detector · Airbus A321231

Difficulty date: December 4, 2017
Submitted: December 7, 2017
Operation: Air carrier
Aircraft: N146AA
Make and model: Airbus A321231
Aircraft serial: 6761
Aircraft time: 7,238 hours, 2,751 cycles
System (JASC): 2611 · Smoke Detection
Part: Smoke Detector
Condition: False Activation
Location: Lavatory
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

AIRCRAFT WAS NOT GROUNDED: IN FLIGHT, ECAM MESSAGE DISPLAYED SMOKE WARNING IN LAVATORY FOR 3-5 SECONDS, THEN SELF-CLEARED. FLIGHT ATTENDANTS CONFIRMED NO EVIDENCE OF SMOKE IN ANY LAVATORY, FAULT ASSOCIATED WITH LAVATORY E. MAINTENANCE FOUND NO FAULTS AND PERFORMED SUCCESSFUL CIDS TEST NO. MB23-73-00.

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