Go thru each of the fuel/oil components you do not know have been serviced in the last couple years, any of them can cause lean burnout if you ignore these symptoms.
i have changed fuel & cleaned fuel screen it has no oil system pre mix fuel it dies at any rpm range when warm also getting low oil liget & message also low fuel with full tank ?????? any help is good i work on tugs as a engineer so no stranger to motors just the set ups