What was found
AIRCRAFT IN BASE MAINTENANCE - EMERGENCY LIGHTS, ROW 21DEF, INOPERATIVE. REMOVED AND REPLACED EPSU (EMERGENCY POWER SUPPLY UNIT) PER AMM 33-51-06. ALLOWED BATTERY TO CHARGE FOR 90-MINUTES. ALL OPERATIONAL CHECKS GOOD.
- Difficulty date
- June 25, 2020
- Submitted
- June 27, 2020
- Operation
- Air carrier
- Aircraft
- N954AN
- Make and model
- Boeing 737823
- Aircraft serial
- 30089
- Aircraft time
- 58,035 hours, 23,914 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71702001
- Part serial
- 8062
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.