What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS ON SEATS 5 TO 9 ON CEILING INOPERATIVE. REPLACED BATTERY PACK ON POWER SUPPLY M33651 PER AMM 33-51-06-960-802 AND PERFORMED SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-06-710-002.
- Difficulty date
- December 4, 2019
- Submitted
- December 5, 2019
- Operation
- Air carrier
- Aircraft
- N726AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31550
- Aircraft time
- 26,622 hours, 2,929 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100
- Part serial
- 302874
- Condition
- No Test
- 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.