# SDR C2XA97CL006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N81533
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE137
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Relay Board
- Part number: 1293640797
- Condition: Failed
- Location: Cabin
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA97CL006

## Discrepancy

CLE - FLT 3019 - CREW REPORTED THE LEFT SIDE AUTOFEATHER DISARMED ONCE AIRBORNE.  AIRCRAFT RETURNED TO FIELD.  MAINTENANCE INSPECTED AIRCRAFT AND REMOVED AND REPLACED AUTOFEATHER RELAY BOARD, P/N 129-364079-7, IAW B1900D MM 61-21-00.  MAINTENANCE ALSO REMOVED AND REPLACED THE ANNUNCIATOR POWER SOURCE CIRCUIT BOARD IAW B1900D MM 31-50-00 FOR PREVENTATIVE MEASURES.  AIRCRAFT RELEASED FOR SERVICE.  ACFT TT, 3,421.1 HOURS.  ACFT TOTAL CYCLES, 4,129.  (X)

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