Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
August 8, 2020
Submitted
August 10, 2020
Operation
Air carrier
Aircraft
N771AN
Make and model
Boeing 777223
Aircraft serial
29579
Aircraft time
85,234 hours, 10,925 cycles
Part
Battery Pack
Condition
Inoperative
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.

What was found

AIRCRAFT WAS GROUNDED: IAW W/C 2341 FOUND EMERGENCY EXIT SIGN AT 2R DOOR INOPERATIVE. REPLACED BATTERY PACK M33097 REF AMM 33-51-06. EXIT SIGN AT 2R DOOR OPS CHECKS NORM AMM 33-51-06.