# SDR 2007FA0000552

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2007
- Submitted: June 22, 2007
- Operation: General aviation
- Aircraft: [N970PS](https://openairdocs.org/aircraft/N970PS), registered now
- Make and model: Piper PA-31T
- Registry model: [Piper PA-31T](https://openairdocs.org/model/piper-pa-31t) (OpenAirDocs)
- Aircraft serial: 31T8020023
- Aircraft time: 6,349 hours, 6,349 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hose
- Part number: 177662
- Condition: Ruptured
- Location: Hyd System
- Part time: 6,349 hours, 6,349 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007FA0000552

## Discrepancy

LT MLG IB GEAR DOOR ACTUATOR HYDRAULIC HOSE, HAD A PRESSURE FAILURE, THUS DRAINING HYDRAULIC FLUID IN FLIGHT, RESULTING IN FAILURE OF PROPER GEAR EXTENSION, EMERGENCY GEAR EXTENSION, AND CAUSING AIRCRAFT GEAR UP LANDING.  HYDRAULIC HOSE P/N 17766-2 AND PIPER P/N 465-138.  HOSE IS ORIGINAL EQUIPMENT INSTALL.

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