# SDR DXTA2014082105862

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2014
- Submitted: August 25, 2014
- Operation: Air carrier
- Aircraft: [N668QS](https://openairdocs.org/aircraft/N668QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605268
- Aircraft time: 10,352 hours, 8,305 cycles
- System (JASC): [3222 · Nose/Tail Landing Gear Strut/Axle](https://openairdocs.org/jasc/3222)
- Part: Strut
- Condition: Faulty
- Location: Nlg
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2014082105862

## Discrepancy

DURING FLIGHT GEAR UNSAFE RED LIGHT ILLUMINATED, NO GREEN LIGHTS ILLUMINATED.  COMPLIED WITH APPLICABLE  CHECKLIST.  TROUBLE SHOT NLG RETRACTION & EXTENSION COMPONENTS.  FOUND NLG STRUT EXTENSION OUT OF LIMITS IAW CMM 32-20-01.  DISASSEMBLED NLG LOWER STRUT ASSEMBLY, INSTALLED NEW O RINGS, SEALS & SCRAPER RING & REASSEMBLED.  INSTALLED NLG LOWER STRUT ASSEMBLY & SERVICED WITH HYD FLUID & NITROGEN IAW MM 12-14-00. VERIFIED STRUT EXTENSION IS LESS THAN 9.10 INCHES CMM 32-20-01.  GEAR RETRACTION & EXTENSION CHECKS FOUND SATISFACTORY.

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