What was found
ON EMERG LT TEST ON PRE FLIGHT. GET LEVEL 1 ALERT. "EMER LT BATT 1 LO". ITEM PLACED ON MEL 33-50-4, ACCOMPLISHED DNP 33-50-4 OK FOR SVC. REPLACED EMERGENCY POWER SUPPLY IAW MM 33-51-01-401. OPS TEST GOOD. THIS CLEARS M683993
- Difficulty date
- September 22, 2019
- Submitted
- October 2, 2019
- Operation
- Air carrier
- Aircraft
- N276UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48579
- Aircraft time
- 61,402 hours, 13,986 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.