1. To remove the pump of cooling liquid, a final collector, vortex combustion chambers and a thermoswitch of a control bulb of an overheat of the engine. |
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2. By means of the device for compression of springs of valves to remove crackers of fastening of the top persistent plates of springs and to remove springs of valves. |
3. To take the valve and to designate in what cylinder it and worked. |
4. To wash up in gasoline or diesel fuel of a spring of valves, paying attention to damaging their sheeting. |
5. By means of a soft wire brush carefully to clear final channels in a head of the block of cylinders, the external surfaces of the directing valves and the valve. |
Prevention
It is impossible to use devices which can scratch the cleared details.
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6. To clear and to carefully blow compressed air all details. |
7. By means of a ruler to check planeness of the lower plane of a head of the block of cylinders: lengthways, across and on diagonal. In the course of check not to opirat a ruler on combustion chambers (can slightly act from a head of the block of cylinders). |
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8. In case of need to replace guides of valves (And – the amount of deepening of a guide of the valve) and to check the provision of guides after their installation. |
9. After installation in a head of the block of cylinders to ream the internal diameter of the directing valves to the corresponding sizes. To grind in the valve by means of fine-grained paste for grinding in. |
10. To carefully wash up a head of the block of cylinders and the valve for removal of particles of paste. |
11. To check a condition of working surfaces of nests of valves. |
12. To check a prileganiye of valves to nests, turning the valve on 1/8 turns at their easy pressing to a nest. |
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13. To measure deepening of valves of rather lower plane of a head of the block of cylinders. |
14. To check a condition of the taken combustion chambers. |
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15. After installation of combustion chambers in a head of the block of cylinders by means of the indicator of hour type to check their vystupaniye (0–0,03 mm) from the lower plane of a head of the block of cylinders. |
16. To collect a head of the block of cylinders, having performed operations in the return sequence in relation to described above. |