# SDR SPAA1100004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2011
- Submitted: November 30, 2011
- Operation: Air carrier
- Aircraft: N703S
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22529
- Aircraft time: 57,183 hours, 34,538 cycles
- Engine: Pwa JT8D17
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Bearing
- Part number: 65451873
- Condition: Frozen
- Location: Elevator Sys
- Part time: 57,183 hours, 34,538 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SPAA1100004

## Discrepancy

TUS-CYLW INTO C8 MAINTENANCE CHECK.  ON APPROACH AND LANDING INTO CYLW, ELEVATOR CONTROLS STIFF.  FOUND ELEVATOR INPUT TORQUE TUBE BEARINGS FROZEN/STIFF TO MOVE.  REMOVED TORQUE TUBE ASSY, REPLACED AFFECTED BEARINGS, AND REINSTALLED ASSEMBLY AND RIGGED  PER CMM 27-37-07 AND AMM 27-31-71.

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