What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS POWER SUPPLY BATTERY PACK AT L1 DOOR FAILS CAPACITY TEST. REPLACED BATTERY PACK PER AMM 33-51-06-960-802. OPERATIONAL CHECK GOOD,
- Difficulty date
- April 18, 2022
- Submitted
- April 20, 2022
- Operation
- Air carrier
- Aircraft
- N795AN
- Make and model
- Boeing 777223
- Aircraft serial
- 30257
- Aircraft time
- 80,660 hours, 10,525 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- Failed
- Location
- Zone 200 - Fuse
- 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.