What is the unstable idle speed of Line 8?

Throttle problem, when idling instability, deviation, acceleration or oil collection, flameout and other phenomena occur. It is necessary to consider whether there is a problem with the throttle. Of course, it is generally not a quality problem, but whether the throttle needs cleaning. People have different opinions about how often the throttle is cleaned. Here I want to share my views with you. How long is the throttle?