- Difficulty date
- June 13, 2022
- Submitted
- June 21, 2022
- Operation
- Air carrier
- Make and model
- Doug MD11F
- Aircraft serial
- 48477
- Aircraft time
- 78,460 hours, 13,912 cycles
- Part
- Battery
- Condition
- Discharged
- Location
- Emergency Lights
- Stage of operation
- TX
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
**EMER LT 1 LOW LVL1 ALERT DISPLAYED DURING EMERGENCY LT TEST. DEFERRED EMERGENCY LIGHTING SYSTEM PER MEL33-50-4 C/W DMP. CONT#783490 ASSIGNED. INSTALLED PLACARD.REPLACED EMERGENCY LIGHT BATTERY IAW AMM 33-51-00. OPS CHECK OK. THIS CLEARS M783490