What was found
AIRCRAFT WAS NOT GROUNDED: SMOKE DETECTORS SOUND IN ALL LAVATORIES INTERMITTENTLY. STAY ON FOR 3-4 MIN THEN STOP. SMOKE RESET SWITCH DOES NOT CAUSE THE ALERT. REMOVED AND REPLACED CIDS DIRECTOR #1 IAW AMM 23-73-34.
- Difficulty date
- April 7, 2021
- Submitted
- April 8, 2021
- Operation
- Air carrier
- Aircraft
- N185UW
- Make and model
- Airbus A321211
- Aircraft serial
- 1666
- Aircraft time
- 62,895 hours, 23,793 cycles
- System (JASC)
- 2560 · Emergency Equipment
- Part
- Cids
- Part number
- Z010H000521A
- Part serial
- 010H00004207
- Condition
- Inoperative
- Location
- Zone 200
- Part time
- 64,886 hours, 24,610 cycles
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.