What was found
TPA - THE MID CABIN, RIGHT SIDE EMERGENCY POWER SUPPLY UNIT FAILED THE OPERATIONAL TEST. MAINTENANCE REPLACED THE BATTERY IN THE MID CABIN, RIGHT SIDE EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKS OK.
- Difficulty date
- November 19, 2005
- Submitted
- November 21, 2005
- Operation
- Air carrier
- Aircraft
- N172US
- Make and model
- Airbus A321211
- Aircraft serial
- 1472
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Discharged
- Location
- Emergency Lights
- 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.