170 where is the throttle stop screw of gasoline engine?

1, the adjusting screw * * * has two positions, one is the idling adjusting screw, which is used to adjust the throttle opening.

You will see that this screw is facing the accelerator. As soon as the throttle is turned on, the idle speed will certainly increase.

. 3. The second one is another one called CO adjusting screw. The screw is located in the idle oil passage. The mixture concentration can be adjusted, which will affect the stability of the engine when the car is idling, and can be adjusted according to your own needs.