Service difficulty report · Battery Pack · Boeing 777222

Difficulty date
January 21, 2024
Submitted
January 23, 2024
Operation
Air carrier
Aircraft
N781UA
Make and model
Boeing 777222
Aircraft serial
26945
Aircraft time
100,088 hours, 17,774 cycles
Part
Battery Pack
Part number
D71701100
Condition
No Test
Location
Door L3, M33406
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

B777-33-3-7019 L3 DR M33406 EMER LT BATT TEST FAIL TRANSFER REF NON - ROUTINE WO.2600109 DR L3 M33406 EMER LT BATT REPLACED AND TESTED NORMAL IAW AMM 33-51-06