# SDR AU990966

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Engine: Pwa PT6A67D
- Propeller: Hartzl HCE4A3A
- System (JASC): [2620 · Extinguishing System](https://openairdocs.org/jasc/2620)
- Part: Switch
- Part number: 7122011
- Condition: Faulty
- Location: Rt Engine
- Component: 1143800523
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU990966

## Discrepancy

(AUS) RIGHT ENGINE FIRE EXTINGUISHING SYSTEM FIRE PULL T-HANDLE  MICROSWITCH FAULTY.   EVIDENCE OF WEAR WAS FOUND ON ONE OF THE MICROSWITCH CONTACT PLATES.

---
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.