Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
April 15, 2024
Submitted
April 16, 2024
Operation
Air carrier
Aircraft
N253AK
Make and model
Boeing 737990ER
Aircraft serial
36348
Aircraft time
27,706 hours, 9,059 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Emergency Lights
Stage of operation
NR
How discovered
C
Nature of condition
L
Precautionary procedure
O

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

What was found

EMERG. LIGHT BURNED OUT OVER 27C. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY OVER M2626 AND OPS CHECK GOOD IAW ASA B737-900 AMM 33-51-06-960-806.