# SDR QXEA9800235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N491US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11156
- System (JASC): [2997 · Hydraulic Power System Wiring](https://openairdocs.org/jasc/2997)
- Part: Wire
- Condition: Failed
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA9800235

## Discrepancy

BURNING SMELL NOTED IN THE COCKPIT, ALONG WITH A FLASH AND A POPPING SOUND BELOW THE FIRST OFFICER'S SMOKE MASK AREA.  REPAIRED THE SUPPLY WIRE TO THE NR 2 AC HYDRAULIC PUMP CONTROL RELAY 2MC2-142.  NO PARTS REPLACED.

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