# SDR UPS03840424

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2003
- Submitted: April 11, 2003
- Operation: Air carrier
- Aircraft: N814UP
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46090
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire Harness
- Condition: Chafed
- Location: Fire Warning
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: F, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS03840424

## Discrepancy

NUMEROUS INTERMITTENT FIRE WARNING ON NR 4 ENGINE INFLIGHT.  PERFORMED ENG FIRE SEVERE DAMAGE CHECKLIST AND SECURED ENGINE. RECEIVED BOTH LIGHT AND FIRE BELL.  INSPECTED FIRE WARNING HARNESS AND FOUND RT CORE CHAFED.  REPAIRED WIRE PER EOM-2000-16032-A, GROUND RAN ENG AND OPS CHECK GOOD.  FIRE WARNING CHECKS GOOD PER MM 26-10-00.

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