Service difficulty report · Power Supply · Boeing 737900ER

Difficulty date
March 14, 2026
Submitted
March 17, 2026
Operation
Air carrier
Aircraft
N294AK
Make and model
Boeing 737900ER
Aircraft serial
64303
Aircraft time
26,007 hours, 8,171 cycles
Engine
Cfmint CFM567B27E
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 AISLE LIGHTS AT SEAT ROWS 25D AND 29D WON'T STAY ON. GROUNDED - YES. OPENED AND CLOSED CEILING PANEL TO ACCESS EMERGENCY LIGHT POWER SUPPLY M2627 IAW AMM 25-21-45-400-803-001. REMOVED AND REPLACED POWER SUPPLY M2627 IAW AMM 33-51-06-960-806. EMERGENCY LIGHTS OPS CHECK GOOD IAW AMM 33-51-06-960-806.

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