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1. To turn off on some turns a stopper (it is shown by an arrow) for removal of air from the filter. |
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2. To turn off from below the filter a stopper (it is shown by an arrow) and to merge a sediment from the fuel filter. |
3. To wrap traffic jams and to tighten their moment 10 N · m (1,0 kgfs · м). |
4. To check tightness of fuel system, having started the engine and having allowed it to work idling. After increase in supply of fuel it has to arrive through a transparent hose without vials of air. |