Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
September 30, 2024
Submitted
October 3, 2024
Operation
Air carrier
Aircraft
N474AS
Make and model
Boeing 737990ER
Aircraft serial
40715
Aircraft time
33,797 hours, 10,546 cycles
Part
Power Supply
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 LIGHT ABOVE BIN AT ROW 27CBA DOES NOT WORK. GROUNDED - YES. REMOVED & REPLACED EMERGENCY LIGHT BATTERY PACK IAW B737-900 AMM 33-51-06-960-805 OPS CK GOOD. (S/N 402955)