What was found
CAB DR R4 EMER LIGHTING BATT PACK M33409 TEST FAILED. CABIN DOOR R4 EMERGENCY LIGHTING BATTERY PACK M33409 REPLACED AND INSTALL CHK IAW AMM33-51-06.
- Difficulty date
- December 17, 2024
- Submitted
- December 20, 2024
- Operation
- Air carrier
- Aircraft
- N78001
- Make and model
- Boeing 777224
- Aircraft serial
- 27577
- Aircraft time
- 119,809 hours, 12,483 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- Discharged
- Location
- Zone 200
- 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.