Zongshen 125 Long March Hero Throttle Line Double Line Principle

The principle of Zongshen 125 Long March Hero Throttle Line is as follows.

1, dual throttle lines: one controls the throttle opening and the other controls the throttle closing.

2. One of them works when refueling and the other works when returning to the throttle, so as to avoid the danger of high-speed overspeed of the engine when the carburetor does not return to the throttle. These two lines lead to the throttle handle on the right side of the handlebar, and the top one is the throttle line, which is responsible for controlling the throttle and the oil needle, that is, controlling the throttle.