# SDR 721608242007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2007
- Submitted: August 27, 2007
- Operation: Air carrier
- Aircraft: [N330SL](https://openairdocs.org/aircraft/N330SL), registered now
- Make and model: Bolkms BK117B1
- Aircraft serial: 7216
- Engine: Lyc LTS101750B1
- System (JASC): [2211 · Autopilot Computer](https://openairdocs.org/jasc/2211)
- Part: Computer
- Part number: 7004206901
- Part serial: 90030272
- Condition: Failed
- Location: Sas
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/721608242007

## Discrepancy

PATIENT FLIGHT,  DURING THE FLIGHT THE MASTER CAUTION ILLUMINATED WITH ACCOMPANYING ROLL SAS CAUTION LIGHT, IMMEDIATELY FOLLOWED BY A STRONG ACRID BURNING ODOR IN THE COCKPIT.  NO OTHER ADVERSE INDICATIONS WERE NOTED.  SWITCHED OFF ALL SAS CHANNELS AND THE ODOR DECREASED. NOTIFIED DISPATCH OF THE INCIDENT AND ASKED FOR A MECHANIC TO BE INFORMED.  FLIGHT CONTINUED TO DESTINATION WITHOUT FURTHER INCIDENT.  SAS COMPUTER WAS CHANGED AND TESTED SATISFACTORILY AND RETURNED TO SERVICE.  DEFECTIVE SAS COMPUTER HAD A VERY STRONG BURNED SMELL COMING FROM IT.

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