Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
August 9, 2023
Submitted
August 11, 2023
Operation
Air carrier
Aircraft
N457AS
Make and model
Boeing 737990ER
Aircraft serial
36355
Aircraft time
34,773 hours, 11,021 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Cabin
Stage of operation
IN
How discovered
V
Nature of condition
H
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

R2 DOOR EMERGENCY LIGHTS INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK @ M1672 REF AMM 33-51-06-960-805. 1 C/B OPENED, TAGGED, AND RESET. ALL OP TESTS PASS. ALL EMERGENCY LTS AT R2 DOOR OPERATIONAL.