# SDR 29GA2018060190003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2018
- Submitted: June 1, 2018
- Operation: Air carrier
- Aircraft: N433XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 433
- Aircraft time: 38,106 hours, 42,495 cycles
- System (JASC): [3220 · Nose/Tail Landing Gear](https://openairdocs.org/jasc/3220)
- Part: Pump
- Part number: 4018502
- Part serial: CG74
- Condition: Malfunctioned
- Location: Hydraulic Sys
- Stage of operation: DE
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/29GA2018060190003

## Discrepancy

NOSE GEAR EMITTED AUDIBLE BANG SOUND WITHIN SECONDS OF GEAR HANDLE SELECTED DOWN.   REMOVED AND REPLACED THE HYDRAULIC PUMP IAW AMM 29-10-10. OPS CHECKED GOOD. NO AUDIBLE  SOUND DETECTED.

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