SDR CALA2024122301623

Service difficulty report · Battery Pack · Boeing 7379

Difficulty date: December 20, 2024
Submitted: December 23, 2024
Operation: Air carrier
Aircraft: N47517
Make and model: Boeing 7379
Aircraft serial: 43456
Aircraft time: 13,375 hours, 4,457 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Part number: ADD71701100
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

POWER SUPPLY - BATTERY PACK CAPACITY CHECK POWER SUPPLY BATTERY PACK CAPACITY CHECK - 3EA EMERGENCY LIGHT BATTERY PACKS, M2816, M1671, M1673 FAILED CAPACITY CHECK. R/R 3EA EMERGENCY LIGHT BATTERY PACKS IAW AMM 33-51-06. OPS CHECKS GOOD. PARTS USED: 99-3351-3-0015, QTY :3

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