Service difficulty report · Battery Pack · Boeing 737924ER

Difficulty date
August 28, 2026
Submitted
August 31, 2026
Operation
Air carrier
Aircraft
N69824
Make and model
Boeing 737924ER
Aircraft serial
42179
Aircraft time
39,078 hours, 14,401 cycles
Part
Battery Pack
Part number
ADD71701100
Condition
Faulted
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

EMERGENCY LIGHTS ON WITHOUT SWITCH ACTIVATED, RECURRING ISSUE. FLIGHT ATTENDANT REPORTS THAT THE AISLE EMERGENCY LIGHTS ABOVE THE OVERHEAD BINS WERE TURNING ON & OFF BY ITSELF, ON INBOUND FLIGHT & ON ROW 31 BEFORE DEPARTURE FROM MCO. M2626 POWER SUPPLY FOUND WITH BROKEN TEST TAB AND STUCK INWARDS THAT WOULD TURN ON THE LIGHTS WITH VIBRATION AND EXPIRED BATTERY PACK AFFECTING SEAT ROWS 28 TO 34. REMOVED AND REPLACED POWER SUPLY AND BATTERY PACK IAW AMM 33-51-06-200-801. AMM 33-51-0P-960-804, AMM 33-51-00-710-801, AND AMM 33-51-00-720-801. OPS CHECKED GOOD. NO FURTHER DEFECTS NOTED.