Flight Crew Commercial; Flight Crew Instrument; Flight Crew Multiengine
Flight Crew Last 90 Days 123; Flight Crew Total 4210; Flight Crew Type 280
Troubleshooting
Aircraft Equipment Problem Critical; Deviation / Discrepancy - Procedural Clearance; Deviation / Discrepancy - Procedural Published Material / Policy
Air Traffic Control Provided Assistance; Flight Crew Diverted; Flight Crew Requested ATC Assistance / Clarification; Flight Crew Landed in Emergency Condition; Flight Crew Inflight Shutdown; General Flight Cancelled / Delayed; General Maintenance Action
Aircraft
On Date I departed ZZZ with destination ZZZ1.at cruise altitude of 34;000 ft. the left engine Fan speed start increasing on its own. All other parameters (Turbine speed; Fuel Pressure; Oil Pressure and temperature) remain Nominal. As a precautionary measure; I shutdown the left engine; and after completing the checklist; I was vectored and clear to land at ZZZ2. Mechanic Inspection Revealed that the Left engine Fuel Control Unit had Failed.
C550 Captain reported the left engine fan speed began increasing on climb. The Captain elected to perform an in flight shut down and diverted to make a precautionary landing.