SDR ZZDA2009421

Service difficulty report · Battery Pack · Boeing 7377BD

Difficulty date: December 31, 2009
Submitted: January 6, 2010
Operation: Air carrier
Aircraft: N292AT
Make and model: Boeing 7377BD
Aircraft serial: 33926
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Condition: Failed
Location: Cabin
Stage of operation: IN
How discovered: C
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 LIGHT POWER SUPPLIES/BATTERY PACKS M1670, M1672, M1673, AND M1675 FAIL CAPACITY FUNCTIONAL CHECK. REPLACED BATTERY PACKS M1670, M1672, M1673, M1675 IAW MM 33-51-06. PERFORMED EMERGENCY BATTERY PACK CAPACITY FUNCTIONAL CHECK IAW MM 33-51-06 AND TC 33-055-00-01 AND FUNCTION CHECK PASSED.

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