This can be manual or automatic (electric). The diagram includes a small rubber tip that seals the cold-start circuit. If the tip is hardened, replace it.
Remove the bowl bolt and re-clear the brass main jet with a wire. Pilot jet / idle circuit is dirty, restricting fuel. ruixing carburetor diagram repack
Before turning a single screw, it is vital to understand how a standard Ruixing float-style carburetor is put together. While exact configurations vary by engine model (such as Honda clones, Predator engines, or small 2-stroke trimmers), most Ruixing carburetors share a universal component layout. Exploded View Breakdown This can be manual or automatic (electric)