Service difficulty report · Battery · Boeing 777224

Difficulty date
November 7, 2025
Submitted
November 10, 2025
Operation
Air carrier
Aircraft
N79011
Make and model
Boeing 777224
Aircraft serial
29859
Aircraft time
118,867 hours, 12,166 cycles
Part
Battery
Condition
Inoperative
Location
Zone 800 Epas
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.

What was found

R1 DOOR EPAS BATTERY NO INDICATION OF GREEN LIGHT. REMOVED AND REPLACED R1 EPAS BATTERY REF AMM:52-11-20/401 OPERTIONAL CHECKS GOOD.