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4.5.3. Dismantling and assembly of the valvate mechanism

Below the method of removal of valves from the removed head of cylinders is described (see the Section Removal and installation of the inlet pipeline, a belt of the GRM drive and heads of cylinders). Removal components it is necessary to have so that then them it was possible will establish on former places. The repair sizes of components of a head of cylinders are specified in Specifications. Procedures of repair are not considered in view of their typicalness.


Damage of the cylindrical surfaces interfaced to pushers of valves is not allowed.


 PERFORMANCE ORDER

  1. Remove a head of cylinders (see the Section Removal and installation of the inlet pipeline, a belt of the GRM drive and heads of cylinders). For removal of inlet valves remove the corresponding camshaft and pushers, working similar to the removal of a final shaft described at removal of a head of cylinders.
  2. Install protective plugs to the place of pushers.
  3. Squeeze a valvate spring by means of special adaptation and remove from the valve crackers (4 on an illustration).
4 — Crackers
5 — Pruzhina and its saddles
6 — the Plate of the valve
  1. Remove plates springs, a spring (5 on an illustration).
  2. Take the valve from a head of cylinders.
  3. Remove an oil scraper cap from a valve guide.
  4. Measure the sizes of components of the valvate mechanism. If necessary replace defective parts or perform necessary metalwork works.

Replacement of the directing valves is not provided, if necessary guides can only be pierced. Corners for processing of saddles of valves are specified in Specifications.

  1. Replace the damaged oil scraper caps.
  2. Installation is made in the return sequence.