Service difficulty report · Battery Pack · Boeing 777222

Difficulty date
November 4, 2024
Submitted
November 5, 2024
Operation
Air carrier
Aircraft
N211UA
Make and model
Boeing 777222
Aircraft serial
30217
Aircraft time
80,974 hours, 17,316 cycles
Part
Battery Pack
Part number
D71701100
Condition
No Discrepancy
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

ACCOMPLISHED THE EMERGENCY LIGHT TEST AT THE APU SHUT DOWN PANEL P40. FOUND DOOR 1L AND 1R EXTERIOR SLIDE LIGHT INOP. REF WDM 33-51-41-1 REQUEST DEFERRAL AUTHORITY MEL 3351J REJECTING DUE TO DAYLIGHT OPS ONLY REPLACED 1L SLIDE LIGHT LAMP PER: 33-51-04/401, NO HELP. REPLACED 1R SLIDE LIGHT LAMP PER: 33-51-04/401, OPERATIONAL TEST SATISFACTORY. 1L SLIDE LIGHT STILL INOP AND NEEDS ADDITIONAL T/S. REPLACED BATT PACK M33424 REF SSM 33-51-12, SLIDE EXTERIOR LIGHT AT DOOR 1L OPS NORMAL.