What was found
AFT LT LAVATORY SMOKE DETECTOR RINGS INTERMITTENTLY UPON DESCENT. CAN BE RESET, BUT WILL RING AGAIN SOON. REMOVED AND REPLACED AFT LT SMOKE DETECTOR PER MM 26-13-01. OPERATIONAL CHECKED GOOD.
- Difficulty date
- July 21, 2010
- Submitted
- July 23, 2010
- Operation
- Air carrier
- Aircraft
- N637TW
- Make and model
- Boeing 76733AER
- Aircraft serial
- 25403
- Aircraft time
- 56,833 hours, 12,369 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Part number
- PU90499R3
- Part serial
- 08412
- Condition
- Intermittent
- Location
- Lavatory
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.