# SDR QMLA2026101320078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2026
- Submitted: October 13, 2026
- Operation: Air carrier
- Aircraft: [N912SM](https://openairdocs.org/aircraft/N912SM), registered now
- Make and model: Beech B200GT
- Registry model: [Beech B200GT](https://openairdocs.org/model/hawker-beechcraft-b200gt) (OpenAirDocs)
- Aircraft serial: BY4
- Aircraft time: 9,170 hours, 28,372 cycles
- Engine: Pwa PT6A50
- System (JASC): [8500 · Engine (Reciprocating)](https://openairdocs.org/jasc/8500)
- Part: Synchrophaser
- Condition: Out Of Adjust
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2026101320078

## Discrepancy

LEFT PROP LEVER ACTING LIKE IT WAS HOOKED UP BACKWARDS. PUSHING THE LEVER FORWARD INCREASED RPM, AND VICE VERSA. ADJUSTED LT ENGINE PROPELLER SYNCHROPHASER MAGNETIC PICKUPS IAW KING AIR B200GT AMM 61-23-01. PERFORMED REQUIRED FUNCTIONAL GROUND CHECKS. NO FAULTS NOTED. AIRCRAFT HAS BEEN DETERMINED TO BE IN AN AIRWORTHY CONDITION.

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