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SDR ASAA2023062743819

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Service difficulty report · Battery Pack · Boeing 737990ER

FAA SDR system

Difficulty date
June 27, 2023
Submitted
July 1, 2023
Operation
Air carrier
Aircraft
N494AS
Make and model
Boeing 737990ER
Aircraft serial
41729
Aircraft time
27,200 hours, 8,310 cycles
System (JASC)
3350 · Emergency Lighting
Part
Battery Pack
Part number
D71701100
Condition
Inoperative
Location
Main Cabin
Stage of operation
IN
How discovered
O
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 AISLE LIGHTS AT SEATS 9, 13, 25 AND 29 INOP. GROUNDED - YES. REMOVED, REPLACED BATTERY PACKS S/N 411938 / 411873 AND OP CHECKED GOOD EMERGENCY AISLE LIGHTS AT SEATS 9, 13, 25, AND 29 IAW B737-900 AMM 33-51-06-960-805 AND 33-51-00-720-801.