What was found
CIDS PANNEL INDICATES THE R4 DOOR BOTTLE HAD LOW PRESSURE. CONFIRMED THE DOOR ASSIST BOTTLE PRESSURE WAS IN THE GREEN ARC. TROUBLESHOT AND FOUND A BAD DECODER UNIT. REPLACED DEU IAW AMM.
- Difficulty date
- September 24, 2017
- Submitted
- September 27, 2017
- Operation
- Air carrier
- Aircraft
- N509AY
- Make and model
- Airbus A321231
- Aircraft serial
- 3796
- Aircraft time
- 31,454 hours, 11,088 cycles
- System (JASC)
- 5240 · Service Doors
- Part
- Deu
- Part number
- Z043H000351A
- Part serial
- 043H00025519
- Condition
- Faulted
- Location
- R4 Door
- Part time
- 12,442 hours, 3,650 cycles
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.