SDR ASAA2026052866384

Service difficulty report · Battery Pack · Boeing 7379

Difficulty date: May 28, 2026
Submitted: June 2, 2026
Operation: Air carrier
Aircraft: N978AK
Make and model: Boeing 7379
Aircraft serial: 43348
Aircraft time: 14,686 hours, 4,191 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Part number: D71701100
Condition: No Test
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

RH SEAT ROWS 17, 19, AND 23 EMERGENCY CEILING LIGHT FAILED CAPACITY CHECK. SRXR430X. GROUNDED - YES. REMOVED AND REPLACED SEAT ROWS RH (17, 19, AND 23) EMERGENCY BATTERY PACK AND PERFORMED OPS/CHECK TESTED GOOD IAW B737 33-51-06-960-802. SRXR430X.

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