| 1. Remove the valve. |
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2. Check landing of a maslootrazhatelny cap of a core of the valve (205). If the cap leaky adjoins to a valve core, replace a guide of the valve (204) (work for repair shop). 70 – a head of the block of cylinders, 206 – a valve saddle. |
| 3. Clean a guide of the valve (204) a brush (diameter about 20 mm). |
| 4. Enter the valve into a guide from the combustion chamber and check a gap of movement of the valve forward and back. At the same time in a guide of the valve there should not be a notable gap. |
| 5. Otherwise the guide of the valve should be replaced (work for repair shop). |