|  1. To fill in 12 l of fuel in an empty tank. | 
  
 
 |  2. To include ignition and to wait not less than 2 min. Thus the arrow of the index has to be on the right border of a red zone of a scale. | 
  
 
 |  3. If it does not occur, it is necessary to adjust the provision of an arrow the adjusting screw located under the device dial. | 
  
  
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