Guys --
What's the purpose of the Alt Air control I see on some of the panels .. it's not alt static but something to do with the carb .. trying to figure out why some have it and others don't and is this something that would be needed on the IO-390.
Thanks!
-- Bill
What's the purpose of the Alt Air control I see on some of the panels .. it's not alt static but something to do with the carb .. trying to figure out why some have it and others don't and is this something that would be needed on the IO-390.
Thanks!
-- Bill