# SDR HALA2015082500172

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2015
- Submitted: August 27, 2015
- Operation: Air carrier
- Aircraft: N580HA
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 28140
- Aircraft time: 50,735 hours, 9,272 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Warning Message
- Condition: False Activation
- Location: Rudder
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2015082500172

## Discrepancy

RUDDER RATIO MESSAGE ILLUMINATED ON EICAS AFTER ENGINE START.  FOUND RT RRCM WAS IN TEST MODE. IAW FIM 27-21 FAULT TREE 804 PLACED IN NORMAL POSITION. MESSAGE CLEARED. OK FOR SERVICE.

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