SDR AALA202205270421

Service difficulty report · Smoke Detector · Airbus A319112

Difficulty date: May 26, 2022
Submitted: May 27, 2022
Operation: Air carrier
Aircraft: N747UW
Make and model: Airbus A319112
Aircraft serial: 1301
Aircraft time: 55,776 hours, 35,190 cycles
System (JASC): 2611 · Smoke Detection
Part: Smoke Detector
Condition: False Indication
Location: Zone 900 - Lav/G
Stage of operation: DE
How discovered: V
Nature of condition: J, 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: ON DESCENT, LAVATORY SMOKE DETECTOR WARNING 2 TIMES LASTING FOR APPROXIMATELY, 3 SECONDS, NO EVIDENCE OF SMOKE OR FIRE IN ALL LAVATORIES. MAINTENANCE ACCOMPLISHED A SATISFACTORY BITE TEST OF THE SMOKE DETECTION SYSTEM PER AMM 26-10-00-740-801-A.

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