# SDR RU3A1115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2011
- Submitted: July 9, 2011
- Operation: Air carrier
- Aircraft: [N68](https://openairdocs.org/aircraft/N68), registered now
- Make and model: Beech 300BEECH
- Aircraft serial: FF3
- Aircraft time: 10,700 hours, 6,141 cycles
- System (JASC): [2215 · Autopilot Main Servo](https://openairdocs.org/jasc/2215)
- Part: Adapter
- Part number: RCA4388001
- Condition: Misaligned
- Location: Rudder Servo
- Component: Rudder Servo
- Component part number: 8221168002
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RU3A1115

## Discrepancy

DURING INSPECTION FOUND RUDDER SERVO BRIDAL TOP CABLE MISALIGNED COMING OFF RUDDER SERVO CAPSTAN PULLEY.  THIS PROLONGED CONDITION WILL CAUSE THE PULLEY AND CABLE TO WEAR PREMATURELY.  PRELIMINARY EO IS IN DRAFT PROVIDING INSTRUCTIONS FOR REMOVING EXISTING SERVO ADAPTER FROM RUDDER SERVO AND REPLACING WITH RUDDER SERVO ADAPTER SHIM TO IMPROVE ALIGNMENT OF SERVO SPOOL IN RELATION TO SERVO CONTROL CABLES.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.