What was found
EMERGENCY POWER PACK, M1675, FAILS EMERGENCY LIGHTING FUNCTIONAL CHECK BATTERY DISCHARGES IN LESS THAN 5 MINS (REF. AAR NR 99970927).
- Difficulty date
- May 5, 2023
- Submitted
- May 8, 2023
- Operation
- Air carrier
- Aircraft
- N53442
- Make and model
- Boeing 737900ER
- Aircraft serial
- 33536
- Aircraft time
- 44,530 hours, 15,547 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- 297132
- Condition
- Failed
- Location
- M1675
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.