Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
January 7, 2024
Submitted
January 9, 2024
Operation
Air carrier
Aircraft
N8557Q
Make and model
Boeing 7378H4
Aircraft serial
63582
Aircraft time
20,011 hours, 10,087 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
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

ALL ASSOCIATED LIGHTS ARE INOP FOR M2816 EMERGENCY EXIT LIGHT BATTERY PACK.<[01] REPLACED M2816 EMERGENCY BATTERY PACK AND PERFORMED GOOD INSTALLATION TEST IAW AMM 33-51-06-960-805 STEP4.E.(5);(6) AND F.;[02] VERIFIED CORRECTIVE ACTION #1<BR>VERIFIED MEASUREMENTS

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