First, press the start button to turn off the engine.
Second, place the vehicle until the water temperature drops to normal temperature.
Third, pull the front cover open button.
Fourth, open the front cover.
5. Unscrew the lid of the kettle and release the pressure in the pipe.
Six, open the return pipe water, and then reconnect.
7. Fill the small kettle with antifreeze, and the thin tube will release the air in the pipeline.
Eight, run the engine until the water temperature reaches 90 degrees and no longer rises, that is, the operation is completed.