# SDR DHL2001709010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2001
- Submitted: July 24, 2001
- Operation: Air carrier
- Aircraft: N709DH
- Make and model: Boeing 727-82C
- Registry model: [Boeing 727-82C](https://openairdocs.org/model/boeing-727-82c) (OpenAirDocs)
- Aircraft serial: 19968
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Inoperative
- Location: Nr 1 Engine
- Stage of operation: IN
- 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/DHL2001709010

## Discrepancy

NR 1 ENGINE FIRE DETECTION SYSTEM WILL NOT TEST  NR 1 ENG FIRE WALL TEST INOP. INSTALLED OVERHAULED ENGINE SENSOR LOOP IAW WITH B-M/M 26-11-021 R&R FIRE SENSOR/RESPONDER IAW B-727 M/M 26-11-31 ON NR 1 ENG, OPS CHECK SERVICEABLE.

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