Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
March 2, 2023
Submitted
March 3, 2023
Operation
Air carrier
Aircraft
N238AK
Make and model
Boeing 737990ER
Aircraft serial
62681
Aircraft time
23,939 hours, 7,824 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Main Passenger C
Stage of operation
IN
How discovered
V
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

WHILE ACCCOMPLISHING ASA T/C 78233001 EMERGENCY BAT PACK CAPACITY FUN. CHECK, FOUND 2 AFT RH BBULL NOSE OVERHEAD EMEG LIGHTS INOP. GROUNDED - YES. REF. B737-900 AMM 33-51-06, REMOVED/REPLACED M2627 POWER SUPPLY.