Attention for installation and use 1The air inlet must not be covered by any item, and avoid large amounts of dust being inhaled. 2The exhaust outlet must be installed outside the vehicle to prevent theexhaust gas from entering the driving cab through ventilation device,warm air inlet or window.( in a well-ventilated place,avoid carbon monoxide poisoning) 3Please use national standard diesel oil, poor quality oil easy to formcarbon deposit on the surfaces of theburner . 4Please replace the atomization net once a year. 5Please empty the tank when it is not used for a long time.