What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS FAIL FUNCTIONAL TEST. REPLACED BATTERY PACK FOR EMERGENCY LIGHTS POWER SUPPLY #1 LOCATED AT 3L DOOR PER AMM 33-51-06-960-802.
- Difficulty date
- October 29, 2021
- Submitted
- November 1, 2021
- Operation
- Air carrier
- Aircraft
- N796AN
- Make and model
- Boeing 777223
- Aircraft serial
- 30796
- Aircraft time
- 80,047 hours, 10,295 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Failed
- Location
- Zone 200 - Fuse
- 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.