# SDR SWAA110730

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2011
- Submitted: February 10, 2011
- Operation: Air carrier
- Aircraft: N727SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27859
- Aircraft time: 43,074 hours, 25,199 cycles
- System (JASC): [2930 · Hydraulic Indicating System](https://openairdocs.org/jasc/2930)
- Part: Switch
- Part number: SLFV1792A
- Condition: Faulty
- Location: Hydraulic Sys
- Stage of operation: UK
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA110730

## Discrepancy

DIVERSION - NR 1 ENGINE A HYDRAULIC LOW PRESSURE LIGHT ILLUMINATED IN FLIGHT.  REMOVED AND REPLACED NR 1 ENGINE PUMP LIGHT SWITCH PER MM.

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