# SDR ASAA2018050324509

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2018
- Submitted: June 20, 2018
- Operation: Air carrier
- Aircraft: [N493AS](https://openairdocs.org/aircraft/N493AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41727
- Aircraft time: 7,967 hours, 2,711 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Harness
- Part number: 896002002
- Condition: Faulty
- Location: Nr 1 Engine
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018050324509

## Discrepancy

DURING PRE FLIGHT INSPECTION THE ENGINE NR 1 LIGHT DID NOT ILLUMINATE THE OVERHEAT TEST. THE FAULT LIGHT ALSO ILLUMINATED. GROUNDED - YES. REMOVED & REPLACED CORE HARNESS P/N 8960-02-002 REF B737-900 AMM 26-11-02, OPS NORMAL.

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