# SDR 9905119620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N620NW
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47533
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Malfunctioned
- Location: Rt Engine
- Stage of operation: TO
- Nature of condition: N
- Precautionary procedure: F, C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9905119620

## Discrepancy

RIGHT ENGINE B LOOP LIGHT ILLUMINATED AS POWER WAS SET FOR TAKEOFF.  TAKEOFF WAS ABORTED AND NR 2 FIRE BOTTLE WAS BLOWN.  AIRCRAFT RETURNED TO GATE WITHOUT INCIDENT.  MAINTENANCE FOUND RIGHT ENGINE A AND B LOOPS FAILED.  REPLACED RIGHT ENGINE HARNESS/LOOP ASSEMBLY.  ALSO, REPLACED NR 2 ENGINE FIRE BOTTLE.  OPERATIONAL CHECK NORMAL.  AIRCRAFT RETURNED TO SERVICE.

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