# SDR 2011FA0000238

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2011
- Submitted: April 9, 2011
- Operation: General aviation
- Aircraft: [N5581T](https://openairdocs.org/aircraft/N5581T), registered now
- Make and model: Beech F33A
- Registry model: [Beech F33A](https://openairdocs.org/model/beech-f33a) (OpenAirDocs)
- Aircraft serial: CE1350
- Aircraft time: 22,646 hours, 22,646 cycles
- Engine: Cont IO520BB
- Engine time: 1,983 hours, 1,983 cycles
- Propeller: Hartzl PHCC3YF1
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Circuit Breaker
- Part number: 35380132103
- Condition: Failed
- Location: Landing Light
- Part time: 1,900 hours, 7,600 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2011FA0000238

## Discrepancy

PILOT REPORTED LANDING LIGHT INOP.  ON TROUBLESHOOTING, TECH FOUND CIRCUIT BREAKER/SWITCH TO BE AT FAULT.  AD 2008-13-17 HAD BEEN COMPLETED 1900 FLIGHT HOURS PRIOR AND ESTIMATED CYCLES 7600.  NOTICED NEW CIRCUIT BREAKER MFG.  NO PROBABLE CAUSE OR RECOMMENDATIONS AT THIS TIME.

---
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.