# SDR AUS20020446

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2002
- Submitted: June 13, 2002
- Operation: Air carrier
- Make and model: Cessna 172P
- Registry model: [Cessna 172P](https://openairdocs.org/model/cessna-172p) (OpenAirDocs)
- Engine: Lyc O320D2J
- Propeller: Mcauly 1C160DTM
- System (JASC): [7430 · Ignition Switching](https://openairdocs.org/jasc/7430)
- Part: Switch
- Part number: C2925010105
- Condition: Faulty
- Location: Ignition Sys
- Stage of operation: IN
- How discovered: C
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20020446

## Discrepancy

(AUS) IGNITION SWITCH CONTACTS DIRTY AND OILY. ONE CONTACT ARCING.   SUSPECT INCORRECT LUBRICANT USED ON SWITCH.

---
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.