Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
March 21, 2025
Submitted
March 26, 2025
Operation
Air carrier
Aircraft
N248AK
Make and model
Boeing 737990ER
Aircraft serial
62469
Aircraft time
28,763 hours, 9,303 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 M1672 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED NEW POWER SUPPLY AT M1672 IAW B-737 AMM 33-51-06-960-806, OPS CHECKS GOOD. (S/N 117554)