# SDR CA130503001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2013
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft time: 11,718 hours
- Engine: Lyc LTIO540J2BD
- Propeller: Hartzl HCE3YR2A
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 1213HBG310ACJ
- Condition: Failed
- Location: Hydraulic
- Part time: 320 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130503001

## Discrepancy

(CAN) PILOT REPORTED TO AMO THE MLG WAS SLOW TO RETRACT.  AMO DISCOVERED THE LT HYDRAULIC PUMP FAILED THE TEST, AND REPLACED THE UNSERVICEABLE HYDRAULIC PUMP.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.