What was found
DURING BATTERY PACK CAPACITY CHECK, ALL BATTERY PACKS FAILED CAPACITY CHECK. REF TO PEMCO NR 14093.0034 REMOVED AND REPLACED BATTERY PACK IAW B737 AMM 33-51-06 OPS CHECK GOOD. S/N OFF 213641, S/N ON 321835.
- Difficulty date
- September 12, 2023
- Submitted
- September 16, 2023
- Operation
- Air carrier
- Aircraft
- N78509
- Make and model
- Boeing 737824
- Aircraft serial
- 31638
- Aircraft time
- 50,177 hours, 17,614 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- ADD71701100
- Condition
- Inoperative
- Location
- Unknown
- 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.