# SDR UPS02438628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2002
- Submitted: June 14, 2002
- Operation: Air carrier
- Aircraft: N683UP
- Make and model: Boeing 747121
- Aircraft serial: 20353
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Indication
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS02438628

## Discrepancy

INSPECTION TYPE:N/A ON T/O ROLL AND INITIAL CLIMB THE GLARESHIELD, BOTH MASTER FIRE LIGHTS FLICKERED 3 TIMES WITH NO INDICATION OF SOURCE.  IN TESTING ALL FIRE DETECTION SYSTEMS WHEEL FIRE DID NOT TEST.  AFTER RESET OF P-6 CB, ALL OPS NORMAL PER 26-11-00.

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