What was found
EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M1672 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1672 IAW B737 AMM 33-51-06-960-806 OPERATIONAL TEST GOOD. (S/N 116827)
- Difficulty date
- December 16, 2025
- Submitted
- December 18, 2025
- Operation
- Air carrier
- Aircraft
- N469AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41702
- Aircraft time
- 42,203 hours, 13,262 cycles
- System (JASC)
- 3350 · Emergency Lighting
- 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.