What was found
AIRCRAFT NOT GROUNDED - EMERGENCY POWER SUPPLY UNIT (EPSU) AFT LEFT FAULT DURING EMERGENCY LIGHT TEST. REPLACED AFT LEFT EPSU 13WL PER AMM 33-51-38. OPERATIONAL CHECK GOOD.
- Difficulty date
- March 21, 2020
- Submitted
- March 24, 2020
- Operation
- Air carrier
- Aircraft
- N664AW
- Make and model
- Airbus A320232
- Aircraft serial
- 1621
- Aircraft time
- 62,588 hours, 24,287 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32145410
- Part serial
- 4455
- Condition
- Faulty
- Location
- Cabin
- Part time
- 62,588 hours, 24,287 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.