Service difficulty report · Battery Pack · Boeing 777222

Difficulty date
June 7, 2026
Submitted
June 8, 2026
Operation
Air carrier
Aircraft
N218UA
Make and model
Boeing 777222
Aircraft serial
30222
Aircraft time
96,882 hours, 11,310 cycles
Part
Battery Pack
Part number
ADD71701100
Condition
No Test
Location
Zone 200
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

DR 2L M33099 EMER LIGHT BATTERY TEST FAILED. EMER LIGHT BATT REPLACED AND TESTED NORMAL IAW AMM 33-51-06.