Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
April 30, 2023
Submitted
May 4, 2023
Operation
Air carrier
Aircraft
N442WN
Make and model
Boeing 7377H4
Aircraft serial
32459
Aircraft time
65,462 hours, 38,995 cycles
Part
Battery Pack
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

INTERIOR EMERGENCY LIGHTS OUT AT 23ABC; 22DEF; AND 14ABC<[01] R AND R AFT LEFT BATTERY PACK AND BATTERY PACK CHARGER IAW MM 33-51-06;[02] R/R AFT L/H EMERGENCY LIGHT POWER SUPPLY PER AMM 33-51-06. FOUND WIRES CROSSED AT STA 850 R/H BULLNOSE LIGHT. CONNECTED AND SECURED WIRES PER WDM 33-51-14

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