# SDR P5CA0300953

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2003
- Submitted: September 25, 2003
- Operation: Air carrier
- Aircraft: N923FT
- Make and model: Boeing 747-2U3B
- Registry model: [Boeing 747-2U3B](https://openairdocs.org/model/boeing-747-2u3b) (OpenAirDocs)
- Aircraft serial: 22769
- Aircraft time: 75,903 hours, 18,682 cycles
- Engine: Pwa JT9D*
- System (JASC): [2721 · Rudder Tab Control System](https://openairdocs.org/jasc/2721)
- Part: Actuator
- Part number: 60130011
- Part serial: 0791308
- Condition: Defective
- Location: Rudder
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0300953

## Discrepancy

RUDDER RATIO LIGHT CAME ON AFTER FLAPS UP. REPLACED LOWER RUDDER RATIO CHANGER ACTUATOR  IAW MM 27-21-12

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