# SDR DHL2001743019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2001
- Submitted: December 10, 2001
- Operation: Air carrier
- Aircraft: N743DH
- Make and model: Boeing 727225
- Aircraft serial: 22438
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Warning Light
- Condition: Intermittent
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2001743019

## Discrepancy

ENGINE NR 1 GROUNDED CIRCUIT DETECTION LIGHT INTERMITTENTLY FLICKERS IN FLT.  REMOVED AND REPLACED NR 1 ENG FIRE DET GROUND LIGHT AT P6 PNL ELECTRICAL CONNECTIONS AT HARNESS.  CLEANED AND RESEATED DETECTOR CONTROL UNIT FUNCTION CHECKED PER MM 26-11 INDICATIONS SERVICEABLE.

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