Service difficulty report · Battery Pack · Boeing 777300ER

Difficulty date
March 16, 2026
Submitted
March 19, 2026
Operation
Air carrier
Aircraft
N2138U
Make and model
Boeing 777300ER
Aircraft serial
62649
Aircraft time
36,910 hours, 3,957 cycles
Part
Battery Pack
Part number
ADD71701100
Part serial
184322
Condition
Failed
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

EMERGENCY BATTERY PACK ABOVE L-3 DOOR CTR FAILED (M33302) REF SIAEC N/R RLR0008 INSPECTION. BATTERY REPLACEMENT. OPS CHECKED GOOD.

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