What was found
AIRCRAFT NOT GROUNDED: MAINTENANCE REPORTS EPSU (10WL) FAILS BITE CHECK. REMOVED AND REPLACED EPSU (10WL) IAW AMM 33-51-38. REMOVED AND REPLACED BATTERY FOR EPSU (10WL) IAW AMM 33-51-38. BITE CHECKS GOOD. (SEE SDR # AALA201909059018)
- Difficulty date
- September 4, 2019
- Submitted
- September 5, 2019
- Operation
- Air carrier
- Aircraft
- N543UW
- Make and model
- Airbus A321231
- Aircraft serial
- 4843
- Aircraft time
- 26,761 hours, 10,688 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 137718
- Condition
- Inoperative
- Location
- Cabin
- Part time
- 26,753 hours, 10,684 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.