# SDR 2026FA0000909

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2026
- Submitted: October 28, 2026
- Operation: General aviation
- Aircraft: [N866AT](https://openairdocs.org/aircraft/N866AT), registered now
- Make and model: Piper PA-44-180
- Registry model: [Piper PA-44-180](https://openairdocs.org/model/piper-pa-44-180) (OpenAirDocs)
- Aircraft serial: 4496624
- Aircraft time: 450 hours
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Downlock Switch
- Part number: 89291006
- Condition: Defective
- Location: Zone 700
- Part time: 450 hours
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000909

## Discrepancy

WHILE THE LANDING GEAR WAS DOWN AND LOCKED THE INDICATION ON DISPLAYS SHOWED AN UNSAFE NOSE GEAR. WHILE TROUBLESHOOTING IT WAS FOUND THAT THE NOSE GEAR DOWNLOCK SWITCH WAS INTERMITTENT.

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