# SDR T17A201804064030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2018
- Submitted: April 6, 2018
- Operation: Air carrier
- Aircraft: N590TM
- Make and model: Raythn 400ARAYTHEON
- Aircraft serial: RK334
- Aircraft time: 11,062 hours, 9,070 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: 24425282
- Part serial: 073205
- Condition: Chafed
- Location: Lt Engine
- Part time: 5,047 hours, 3,950 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/T17A201804064030

## Discrepancy

DURING FLIGHT, THE LEFT ENGINE FIRE ANNUNCIATOR ILLUMINATED AND ENGINE FIRE WARNING BELL CHIMED.  WHEN THE LT THRUST WAS REDUCED, THE FIRE ANNUNCIATOR LIGHT WENT OUT. ON INSPECTION THE FIRE LOOP WAS FOUND CHAFED.

---
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.