Service difficulty report · Battery Pack · Boeing 737990ER

Difficulty date
June 10, 2026
Submitted
June 11, 2026
Operation
Air carrier
Aircraft
N224AK
Make and model
Boeing 737990ER
Aircraft serial
62680
Aircraft time
35,264 hours, 11,549 cycles
Part
Battery Pack
Part number
D71701100
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
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

THREE AISLE EMG LIGHTS INOP L/H ROW 3 & 7 & 11. GROUNDED - YES. REPLACED BATTERY PACK LOCATION M2335. AISLE EMG LIGHTS AT ROW 3 & 7 & 11 L/H OPS CHECK GOOD.