# SDR DALA2017102407754

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2017
- Submitted: October 24, 2017
- Operation: Air carrier
- Aircraft: [N373DA](https://openairdocs.org/aircraft/N373DA), registered now
- Make and model: Boeing 737832
- Aircraft serial: 29621
- Aircraft time: 58,976 hours, 24,118 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Condition: Loose
- Location: Hyd System
- Stage of operation: CR
- 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/DALA2017102407754

## Discrepancy

DURING CRUISE,  SYS B HYD SYSTEM LOW PRESSURE LIGHT CYCLED ON AND OFF EVERY 10 SECONDS.  CHECKED MFD SYS PAGE AND NOTED THE B SYS QTY AT 0.  TURNED OFF B SYS PUMP. B SYS PRESSURE REMAIND AT 2900. NO  M/C LOW PRESS LIGHT.  DECLARED EMERGENCY, LANDED NORMAL.  MAINTENANCE FOUND HYD SUPPLY LINE TO NR 2 ENGINE DRIVEN HYD PUMP LOOSE. TIGHTENED THE LINE IAW AMM 29-11.

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