# SDR UPS03840194

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2003
- Submitted: February 19, 2003
- Operation: Air carrier
- Aircraft: N715UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45915
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Bell Assy
- Condition: Weak
- Location: Nr 4 Fire Detctr
- 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/UPS03840194

## Discrepancy

INSPECTION TYPE: PFLT, WHEN TESTING FIRE WARNING SYSTEM ON ALL 4 ENG FIRE WARNING BELL IS WEAK, BARELY AUDIBLE.  REMOVED AND REPLACED BELL ASSY ENG FIRE WARNING SYSTEM, OPS CHECK PER MMNL 26-10-03.  SYSTEM NORMAL.

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