# SDR SWAA2017050213525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2017
- Submitted: May 2, 2017
- Operation: Air carrier
- Aircraft: [N397SW](https://openairdocs.org/aircraft/N397SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 27691
- Aircraft time: 70,360 hours, 56,044 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 623337
- Part serial: MX490632
- Condition: Leaking
- Location: Nr 1 Engine
- 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/SWAA2017050213525

## Discrepancy

AIR TURNBACK, ON CLIMB OUT PASSING 10,000 FEET ENGINE AND ELECTRIC A HYDRAULIC LOW PRESS LIGHT ILLUMINATED.  R&R A SYSTEM ENGINE DRIVEN HYDRAULIC PUMP IAW AMM.

---
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.