Service difficulty report · Battery · Boeing 777222

Difficulty date
February 11, 2019
Submitted
February 11, 2019
Operation
Air carrier
Aircraft
N798UA
Make and model
Boeing 777222
Aircraft serial
26928
Aircraft time
91,003 hours, 12,238 cycles
Part
Battery
Part number
ADD71701100
Condition
Discharged
Location
Cabin
Stage of operation
IN
How discovered
C
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

DURING EMER LT CAPACITY TEST FOUND DR 1R EXIT IDENT LT, EXIT SIGN AND SLIDE LT CANNOT STAY ON 15 MINUTES. REPLACED THE DR 1R BATTERY (M33094) AND C/O EMER LIGHT BATTERY CAPALITY TEST FOUND NORMAL.