# SDR 29GA2017032500001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2017
- Submitted: March 25, 2017
- Operation: Air carrier
- Aircraft: [N346AG](https://openairdocs.org/aircraft/N346AG), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B446
- Aircraft time: 35,107 hours, 39,583 cycles
- Engine: Ge CT79B
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Unknown
- Condition: Malfunctioned
- Location: Te Flap
- Stage of operation: DE
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/29GA2017032500001

## Discrepancy

FLIGHT 72 JAX-TPA. ON DECENT A/S INCREASED TO 240 KTS, FLAP LOCK UP LIGHT ILLUMINATED AS WELL AS GREEN LIGHT ON TEST PANEL, FLAP INDICATOR STARTED TO OSCILLATE UP + BACK TO ORIGINAL POSITION. ONCE A/S WAS REDUCED TO LESS THAN 220 KTS. INDICATIONS RETURNED TO NORMAL, INCREASED A/S TO 230 KTS & SAME ISSUE AS BEFORE, REDUCED SPEED AND INDICATIONS RETURNED TO NORMAL.  PERFORMED OPERATIONAL CHECK OF THE FLAP CONTROL SYSTEM. OPS CHECK GOOD ON GROUND. WORK DONE IAW AMM 27-51-00-05 NO DEFECTS WAS NOTED AT THIS TIME.

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