SDR AALA201902079002

Service difficulty report · Fire Warning · Airbus A321231

Difficulty date: February 5, 2019
Submitted: April 3, 2019
Operation: Air carrier
Aircraft: N989AU
Make and model: Airbus A321231
Aircraft serial: 7307
Aircraft time: 7,970 hours, 3,075 cycles
System (JASC): 2611 · Smoke Detection
Part: Fire Warning
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

MID CABIN LAVATORY ECAM WARNING FOR SMOKE DISPLAYED. ON INVESTIGATION, NO SMOKE WAS FOUND, AND FIRE WARNING WAS EXTINGUISHED ON ECAM, OCCURED AT CRUISE ALTITUDE. MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF CIDS, FOUND TO BE GOOD, NO FAULTS NOTED OR SMOKE WARNINGS NOTED IAW AMM 23-73-00. GOOD FOR SERVICE.

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