# SDR SWIA200110043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2001
- Submitted: July 24, 2001
- Operation: Air carrier
- Aircraft: N215SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120281
- Aircraft time: 4,143 hours, 5,269 cycles
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Pcu
- Part number: 78249046
- Condition: Defective
- Location: Lt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200110043

## Discrepancy

LEFT ENGINE TORQUE FLUCTUATION AT +30 TO -30 PERCENT ON CLIMBOUT.  RETURNED TO SLC FOR NORMAL LANDING.  ATTEMPTED TO FLY WITH EEC'S OFF, NO CHANGE. REMOVED AND REPLACED PCU ON LEFT ENGINE. OPS CHECKS, LEAK CHECKS GOOD. P/N: 782490-46 S/N ON:  900528 S/N OFF: 851019.

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