# SDR EIA20000011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2000
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N933F
- Make and model: Doug DC-9-33F
- Registry model: [Doug DC-9-33F](https://openairdocs.org/model/mcdonnell-douglas-dc-9-33f) (OpenAirDocs)
- Aircraft serial: 47191
- System (JASC): [2731 · Elevator Tab Control System](https://openairdocs.org/jasc/2731)
- Part: Trim
- Condition: Inoperative
- Location: Horiz Stab
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA20000011

## Discrepancy

SEA - ON DESCENT, PRIMARY TRIM INOPERATIVE WITH NOSE UP TRIM.  ALTERNATE WORKED OK IN BOTH DIRECTIONS.  PRIMARY WORKED NORMAL ON GROUND.  (M)

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