Service difficulty report · Battery Pack · Boeing 73779P

Difficulty date
May 25, 2024
Submitted
May 29, 2024
Operation
Air carrier
Aircraft
N7869A
Make and model
Boeing 73779P
Aircraft serial
29365
Aircraft time
52,194 hours, 35,899 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
No Test
Location
Emergency Lights
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

LEFT OVERWING EXIT SIGN DOES NOT ILLUMINATE.<[01] REMOVED EMERGENCY EXIT LIGHT BATTERY PACK M1668 AND INSTALLED SERVICEABLE BATTERY PACK AND PERFORMED GOOD INSTALLATION TEST PER AMM 33-51-06-960-805;[02] VERIFIED CORRECTIVE ACTION #1

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