What was found
EMERGENCY BATTERY PACK DEPLETED. AIRCRAFT HAD BEEN SITTING FOR SEVERAL MONTHS DURING MAINTENANCE WITH NO POWER APPLIED.
- Difficulty date
- November 9, 2021
- Submitted
- November 16, 2021
- Operation
- Air carrier
- Aircraft
- N737AT
- Make and model
- Boeing 7377HJ
- Aircraft serial
- 36756
- Aircraft time
- 5,062 hours, 2,120 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100
- Part serial
- 214571
- Condition
- Depleted
- Location
- Zone 100
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.