Service difficulty report · Battery Pack · Boeing 737990ER

Difficulty date
August 17, 2024
Submitted
August 19, 2024
Operation
Air carrier
Aircraft
N477AS
Make and model
Boeing 737990ER
Aircraft serial
40716
Aircraft time
33,637 hours, 10,302 cycles
Part
Battery Pack
Part number
D71701100
Condition
Discharged
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

DURING T/C 78233008, FOUND R2 DOOR OVERDOOR EXIT SIGN & EXIT INDICATOR SIGN INOP. GROUNDED - YES. REMOVED & REPLACED EMERGENCY LIGHTING BATTERY PACK PER AMM 33-51-06. OPS CHECK NORMAL PER AMM 33-51-00.