# SDR SWAA116799

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2011
- Submitted: September 27, 2011
- Operation: Air carrier
- Aircraft: N731SA
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27863
- Aircraft time: 44,813 hours, 26,081 cycles
- System (JASC): [2710 · Aileron Control System](https://openairdocs.org/jasc/2710)
- Part: Pcu
- Part number: 251A21602
- Part serial: 1336
- Condition: Faulty
- Location: Aileron
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA116799

## Discrepancy

DURING SCHEDULED MV2 CHECK, FOUND BINDING FLIGHT CONTROL ON PREFLIGHT AILERON CHECK TO RIGHT SIDE.  REMOVED AND REPLACED "A" SYSTEM AILERON PCU PER MM.

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