# SDR NAFA20040002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2004
- Submitted: March 5, 2004
- Operation: Air carrier
- Aircraft: [N7780B](https://openairdocs.org/aircraft/N7780B), registered now
- Make and model: Doug DC-6A
- Registry model: [Doug DC-6A](https://openairdocs.org/model/douglas-dc-6a) (OpenAirDocs)
- Aircraft serial: 45372
- Aircraft time: 22,313 hours
- Engine: Pwa R2800CB3
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Downlock Switch
- Part number: BZ3YT
- Condition: Dirty
- Location: Mlg
- Stage of operation: LD
- 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/NAFA20040002

## Discrepancy

UNSAFE NOSE WHEEL INDICATION.  REMOVED NOSE GEAR DOWN & LOCK SWITCH ASSEMBLY, CLEANED CONTACTS, REASSEMBLED, RIGGED AND SWUNG NOSE GEAR.  OP CHECK GOOD.  (CLEANED INSPECTION WINDOW).

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.