The functions of the anti-overflow pipe in the generator water tank are as follows:
1. The anti-overflow pipe is located on the side of the water tank. It guides and evacuates the overflow. Coolant from the water tank when adding water to avoid staining and corroding the heat pipe and engine parts.
2. When the high pressure valve of the water tank cover is opened, guide the water vapor and high temperature liquid into the small water tank (expansion tank).
3. When the temperature drops, the water from the small water tank returns to the water tank through the pipe.