SDR AALA202011199013

Service difficulty report · Battery · Boeing 777223

Difficulty date: November 18, 2020
Submitted: November 19, 2020
Operation: Air carrier
Aircraft: N765AN
Make and model: Boeing 777223
Aircraft serial: 32879
Aircraft time: 68,031 hours, 8,367 cycles
System (JASC): 2560 · Emergency Equipment
Part: Battery
Condition: Discharged
Location: L1 Epas
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.

What was found

AIRCRAFT WAS NOT GROUNDED. DOORS L1, L2, L3, AND R3 EPAS STATUS INDICATOR INOPERATIVE. REPLACED L2 EPAS BATTERY WITH NEW, IAW AMM 52-11-20. OPERATIONS CHECK GOOD. ALSO REPLACED L1 (AALA202011199008), L3 (AALA202011199014), AND R3 (AALA202011199015) EPAS BATTERIES WITH NEW, IAW AMM 52-11-20. OPERATIONS CHECK GOOD.