# SDR SCNA00041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2000
- Submitted: May 8, 2000
- Operation: Air carrier
- Aircraft: [N152SY](https://openairdocs.org/aircraft/N152SY), registered now
- Make and model: Doug DC-10-15
- Registry model: [Doug DC-10-15](https://openairdocs.org/model/mcdonnell-douglas-dc-10-15) (OpenAirDocs)
- Aircraft serial: 48289
- Aircraft time: 43,982 hours, 24,228 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Control Valve
- Part number: AJG70415537
- Part serial: RDN351
- Condition: Cracked
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA00041

## Discrepancy

DURING CLIMB, HYDRAULIC QUANTITY IN THE NR 3 SYSTEM WENT TO ZERO.  FOUND UPPER PRIMARY STABILIZER TRIM CONTROL VALVE CRACKED.  REMOVED AND REPLACED VALVE IAW 27-40-2.  OPERATIONAL AND LEAK CHECKS GOOD.

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