Jetmatt777 From United States, joined Jun 2005, 2036 posts, RR: 41 Reply 1, posted (3 years 3 months 2 weeks 5 days 9 hours ago) and read 1257 times:
Open the throttle control and drag the fuel flow switch as far back as you can, that should make the engine wind down or hold Ctrl + Shift + F2 till the engines shut down