Instructions
1. First find the correct size of the adapter, put the washer with the correct size below, and tighten the cover with the adapter to ensure that there is no leakage
2. Check whether the elbow or extension is required, and install it if necessary
3. Slowly fill 1/3 of the liquid
4. Start the engine when it is connected and put a small amount of liquid. If the liquid level rises too fast, please shut down the engine and restart it later
5. Release the remaining liquid in the funnel by squeezing the pipe, and use the liquid plug to flow it to the radiator hose.