# SDR ABXA040403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2004
- Submitted: December 28, 2004
- Operation: Air carrier
- Aircraft: N905AX
- Make and model: Doug DC-9-32F
- Registry model: [Doug DC-9-32F](https://openairdocs.org/model/douglas-dc-9-32f) (OpenAirDocs)
- Aircraft serial: 47147
- Aircraft time: 54,581 hours, 43,855 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Relay
- Part number: 920710296
- Part serial: ABXP630
- Condition: Failed
- Location: Primary Trim
- Part time: 2,383 hours, 1,958 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: F, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA040403

## Discrepancy

DURING INITIAL CLIMB, PRIMARY TRIM C/B 0A TRIPPED, ALTERNATE TRIM WORKED FINE.  ELECTED TO PULL PRIMARY TRIM C/B'S 0B AND 0C.  CONTINUED FLIGHT USING AUTOPILOT.  WHEN REMOVING CREW BAGS, NOTICED STRONG ELECTRICAL SMELL (BURNT ODOR) IN BELLY'S 1 AND 2.  FOUND UPPER PRIMARY LONG TRIM RELAY BURNT.  REMOVED AND REPLACED RELAY IAW DC-9 MM 27-40-04 AND WORK PACK WO 2004905.

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