|  1. Remove the air filter together with the vacuum hose connected to it. | 
 
 
 |  2. Connect to the engine a tachometre according to the maintenance instruction. | 
 
 
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 3. Slightly slightly open throttle заслонку so that the adjusting screw was established on the second step of a cam. | 
 
 
 | 4. Start the engine, without pressing an accelerator pedal. Engine turns should correspond to demanded values. Otherwise establish demanded turns of the engine, rotating the adjusting screw of the accelerated idling.    |