2 Answers
Why is the throttle open 1/4inch when start up engine C172
Asked by: gudtjq0475 5447 views Aircraft Systems, Student Pilot
Hi..
I'm progress in PPL in South Korea.
My question is 'Why is the throttle open 1/4inch when start up engine C172'
Of course, it need open the throttle open for smooth start engine. but why 4/1 inch?
There are many option, like a 3/1 inch or 5/1 inch.
I don't know why specific length of open throttle. Thx.
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