Service difficulty report · Battery · Boeing 7377H4

Difficulty date
May 4, 2024
Submitted
June 12, 2024
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
65,876 hours, 39,680 cycles
Part
Battery
Part number
UNKNOWN
Condition
Discharged
Location
Fwd Megaphone
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

DISCHARGED MEGAPHONE BATTERY, WINDSCREEN LT AT FWD GALLEY AREA. REPLACED THE MEGAPHONE BATTERY IAW AMM 25-64-00-800-804, STEP 7.B, ITEM 1, 2, 3, AND 6.

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