# SDR P5CA0501317

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2005
- Submitted: February 10, 2005
- Operation: Air carrier
- Aircraft: [N858FT](https://openairdocs.org/aircraft/N858FT), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20109
- Aircraft time: 78,774 hours, 18,742 cycles
- System (JASC): [2722 · Rudder Actuator](https://openairdocs.org/jasc/2722)
- Part: Actuator
- Part number: 60130005
- Part serial: 08052AD
- Condition: Malfunctioned
- Location: Rudder
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0501317

## Discrepancy

INBOUND CREW REPORTED RUDDER RATIO LIGHT ON STEADY.  T/S FOUND LOWER RUDDER ACTUATOR STUCK IN HIGH SPEED MODE.  REMOVED AND REPLACED LOWER RUDDER RATIO ACTUATOR AND CONTROLLER PER MM 27-21-12.  ALL OPS NORMAL.

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