# SDR 98ZZZX2167

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N131PJ](https://openairdocs.org/aircraft/N131PJ), registered now
- Make and model: Piper PA-31
- Registry model: [Piper PA-31](https://openairdocs.org/model/piper-pa-31) (OpenAirDocs)
- Aircraft serial: 317912030
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 2680210
- Condition: Failed
- Location: Rt Eng Hyd
- Part time: 800 hours
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX2167

## Discrepancy

PILOT REPORT - GEAR SLOW TO RETRACT.  FOUND HYDRAULIC PUMP INOPERATIVE RT ENGINE.  HYDRAULIC PUMP DRIVE GEAR SEPARATED INTO TWO PARTS.  GEAR KEYWAY AND SECTION OF GEAR FOUND IN OUTLET SECTION OF PUMP HEAD.  THERE WAS NO SIGN OF SEIZURE TO CAUSE THIS FAILURE.

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