What was found
DURING ROUTINE MAINTENANCE, L2 & R2, L4 & R4 LOWER EMERGENCY EXIT SIGNS WILL NOT ILLUMINATE. FOUND THE EPSU FAULTED. R & R IAW AMM 33-51-38. OPS CHECKED NORMAL.
- Difficulty date
- March 18, 2017
- Submitted
- March 21, 2017
- Operation
- Air carrier
- Aircraft
- N968JT
- Make and model
- Airbus A321231
- Aircraft serial
- 7305
- Aircraft time
- 2,205 hours, 427 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 321431
- Part serial
- 798496
- Condition
- No Test
- Location
- Emergency Lights
- Part time
- 280 hours, 55 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.