Service difficulty report · Battery Pack · Boeing 737990ER

Difficulty date
November 2, 2024
Submitted
November 5, 2024
Operation
Air carrier
Aircraft
N486AS
Make and model
Boeing 737990ER
Aircraft serial
44107
Aircraft time
34,075 hours, 10,651 cycles
Part
Battery Pack
Part number
D71701100
Condition
Inoperative
Location
Zone 200
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

EMERGENCY LIGHTS BY R-1 DOOR AND L-2 DOOR INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACKS FOR R-1 AND L-2 DOOR EMERGENCY LIGHTS IAW AMM 33-51-06-960-805, OPS CHECK GOOD. ALTERNATE DEACTIVATION PROCEDURES USED IAW MPM CH5, 5-07-01, TABLE 3.