# SDR ASAA11510263

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2011
- Submitted: August 23, 2011
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 17,632 hours, 5,520 cycles
- System (JASC): [2997 · Hydraulic Power System Wiring](https://openairdocs.org/jasc/2997)
- Part: Connector
- Part number: 66087
- Part serial: 660873169
- Condition: Loose
- Location: Hydraulic Pump
- Part time: 18,001 hours, 5,453 cycles
- Stage of operation: NR
- 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/ASAA11510263

## Discrepancy

HYDRAULIC SYSTEM A ENG DRIVEN PUMP WILL NOT DEPRESSURIZE WITH SWITCH IN OFF POSITION.  REMOVED NR 1 ENG DEPRESSURIZATION VALVE CONNECTOR INSPECTED CLEANED REF SWPM 20 10 04 RESET NR 1 ENG DEPRESS VALVE C/B OPS CHECK NORMAL.

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