# SDR YENA2025060900573

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2025
- Submitted: June 9, 2025
- Operation: Air carrier
- Aircraft: [N537JT](https://openairdocs.org/aircraft/N537JT), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 01785
- Aircraft time: 80,258 hours, 28,955 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Pressure Switch
- Condition: Leaking
- Location: Zone 100
- Stage of operation: AP
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025060900573

## Discrepancy

FLT#436, STI-JFK. (AIRCRAFT DECLARED AN EMERGENCY INTO JFK) HYD B RSVR LO LVL ECAM WHILE IN CRUISE; REF LP 427922, ITEM 1 (REMOVED AND REPLACED BLUE HYD PUMP DUE TO CAVITATION LEAKS CHECKS GOOD IAW AMM 29-12-51) AND 2 (REPLACED THE FILTERS FOR THE BLUE HYD AND FLUSHED AND RESERVICED THE SYSTEM IAW AMM 29-12-43) AND LP 4272923, ITEM1 (UPON INSPECTION FOUND BLUE HYDRAULICS PUMP PRESSURE SWITCH LEAKING. R/R PRESSURE SWITCH IAW AMM 29-12-31. OPS CH + LEAK CHK GOOD.) FOR CORRECTIVE ACTION.'

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