# SDR DALA2023050303439

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2023
- Submitted: May 3, 2023
- Operation: Air carrier
- Aircraft: [N858NW](https://openairdocs.org/aircraft/N858NW), registered now
- Make and model: Airbus A330-223
- Registry model: [Airbus A330-223](https://openairdocs.org/model/airbus-a330-223) (OpenAirDocs)
- Aircraft serial: 0718
- Aircraft time: 70,326 hours, 8,940 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023050303439

## Discrepancy

SHIP 3358 DURING CLIMB PASSING F330 ECAM DOOR/AFT R CABIN MSG. PRESSURE NORMAL NO AUDIBLE LEAK AT 4R DOOR. CORRECTIVE ACTION: PSCU FAULT :"PROX SENSOR 22MJ/24MJ/PSCU (5MJ)". ATA 527111. CHECKED PROX SWITCH ADJUSTMENT FOR 22MJ & 24MJ. WITHIN LIMITS. REPLACED 22MJ & 24MJ AND ADJUSTED TO CORRECT DIMENSIONS. PERFORMED REQUESTED WIRE CHECKS FROM 22MJ & 24MJ TO PSCU 5MJ. ALL WIRES READ 5.4 OHMS. PERFOMED PSCU BITE TEST. TEST OK. DOOR INDICATIONS OPERATE NORMAL. (4741998)

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