# SDR DXTA2013012805262

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2013
- Submitted: January 31, 2013
- Operation: Air carrier
- Aircraft: [N897QS](https://openairdocs.org/aircraft/N897QS), registered now
- Make and model: Raythn HAWKER900XP
- Aircraft serial: HA0014
- Aircraft time: 2,767 hours, 1,950 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Sequence Valve
- Part number: AIR485401
- Part serial: APB052348
- Condition: Failed
- Location: Mlg
- Part time: 1,321 hours, 884 cycles
- Stage of operation: CL
- 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/DXTA2013012805262

## Discrepancy

AFTER TAKEOFF AND GEAR RETRACTION; THE LT MAIN GEAR 'RED' LIGHT REMAINED ILLUMINATED.  TOWER CONFIRMED LT MAIN GEAR WAS INDEED DOWN.  REPLACED LT GEAR SEQUENCE VALVE, OPS AND LEAK CHECK GOOD DONE IAW MM 32-30-41.  REPLACED LT WEIGHT ON WHEEL SWITCH IAW MM 32-10-12.  PERFORMED MULTIPLE GEAR RETRACTION FUNCTIONAL CHECKS.  ALL CHECKED GOOD.

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