What was found
EMER LT BAT 1 LO, DURING EMERGENCY LIGHT TEST. DEFERRED PER MEL 33-50-4. DMP C/W. REPLACED EMERGENCY POWER SUPPLY BATTERY IAW AMM 33-51-01-400-802. OPS CHECK GOOD.
- Difficulty date
- September 7, 2021
- Submitted
- September 14, 2021
- Operation
- Air carrier
- Aircraft
- N279UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48573
- Aircraft time
- 77,741 hours, 15,675 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- J, L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.