What was found
SUPPORT TASK - AFT ZONE LH CEILING EMERGENCY LIGHT FOUND DIM REF NR LP 9130270 DR L3 M33405 AND M33407 EMER LIGHT PWR SUPPLY 2EA BATTERY PACK R EPLACED AND TESTED NORMAL AS PER AMM 33-51-06.
- Difficulty date
- February 12, 2021
- Submitted
- February 15, 2021
- Operation
- Air carrier
- Aircraft
- N78003
- Make and model
- Boeing 777224
- Aircraft serial
- 27579
- Aircraft time
- 105,071 hours, 10,535 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- ADD71701100
- Part serial
- 181792
- Condition
- Failed
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.