Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
April 7, 2025
Submitted
April 15, 2025
Operation
Air carrier
Aircraft
N251AK
Make and model
Boeing 737990ER
Aircraft serial
62470
Aircraft time
28,926 hours, 9,363 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Zone 200
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

EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M1671 INOP. GROUNDED - YES. RMOVED AND REPLACED EMER LIGHT PWR SUPPLY AT M1671 IAW B737NG AMM33-51-06-960-806. OPS CK GOOD. (S/N 130934)