# SDR DL76L091920

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2009
- Submitted: December 29, 2009
- Operation: Air carrier
- Aircraft: [N1200K](https://openairdocs.org/aircraft/N1200K), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28457
- Aircraft time: 55,785 hours, 8,151 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Module
- Part number: 285T0015116MODC
- Part serial: D00549
- Condition: Malfunctioned
- Location: Rudder
- Stage of operation: CL
- How discovered: O
- Nature of condition: S, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76L091920

## Discrepancy

RUDDER RATIO AND AILERON LOCKOUT EICAS MESSAGE AND LIGHT ON OVERHEAD. ALSO L/C/ AND R AUTOPILOTS WOULD NOT ENGAGE.  T/S FOUND FAULT BALL SHOWS ON BOTH SAM.  RESET PERFORMED MCDP TEST 1/30/40/65. FAILED FCC R SAM. ALSO FAULT BALL SHOWS ON RT SAM.  R & R RT SAM IAW MM.  PERFORMED MCDP TEST 1/30/40 AND 65. ALL PASS NO FAULT BALL SHOWS ON SAM.  ALL CHECK OK.  ETOPS CATEGORY 'E':  PROBLEMS WITH SYS CRITICAL TO ETOPS.

---
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.