# SDR BR550

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2003
- Submitted: October 29, 2003
- Operation: General aviation
- Aircraft: N222MW
- Make and model: Lear 45LEAR
- Aircraft serial: 110
- Engine: Garrtt TFE731*
- System (JASC): [7603 · Power Lever](https://openairdocs.org/jasc/7603)
- Part: Actuator
- Part number: 66274010000007
- Part serial: HO165
- Condition: Failed
- Location: 2ndary Trim Sys
- Part time: 4 hours, 5 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BR550

## Discrepancy

UNIT CAUSED FAILURE OF SECONDARY TRIM SYSTEM AFTER 4.7 HOURS OF OPERATION.

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