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2.2. Mechanical part of engines

Engines of the L8 and LF models
Verification of the contents of CO/CH in the fulfilled gases
 Check conditions
 Check
Measurement of a compression in engine cylinders
Check of a belt of the drive of auxiliary units
 Procedure of check
 Replacement of a driving belt
 Check of an automatic natyazhitel of a driving belt
 Check of thermal gaps in the mechanism of the drive of valves
 Adjustment of thermal gaps in the mechanism of the drive of valves
General information and safety measures at removal of the power unit
Removal of sealant
Removal and installation of the power unit
 Removal of a support No. 1
 Removal of an arm of a support of the engine No. 4 and support of the engine No. 4
 Installation of an arm of fastening of the engine No. 3
 Installation of an arm of a support of the engine No. 4 and support of the engine No. 4
 Installation of a support No. 1
Check of the executive mechanism of change of phases of gas distribution (L3)
Removal and installation of the executive mechanism of change of phases of gas distribution (L3)
Gas distribution mechanism drive chain
 Preliminary operations
 Removal of a fixing bolt of a pulley of a bent shaft
 Removal of a natyazhitel of a chain
 Removal of a chain of the GRM drive
 Installation of a chain of the GRM drive
 Installation of a forward cover of the engine
 Installation of a forward epiploon of a bent shaft
 Installation of a rubber support of the engine No. 3 and arm of fastening of the engine No. 3
 Installation of a fixing bolt of a pulley of a bent shaft
 Installation of a cover of a head of the block of cylinders
Removal and installation of the operating oil valve (OCV) (L3)
Check of the operating oil valve (OCV) (L3)
Check of operation of the spool-type valve (OCV) (L3)
The general repair operations on the power unit
 Dismantling of a head of the block of cylinders (beginning)
 Dismantling of a head of the block of cylinders (termination)
 Dismantling of the block of cylinders (beginning)
 Removal and installation of a back epiploon of a bent shaft
 Dismantling of the block of cylinders (termination)
Check of a head of the block of cylinders
 Check of the directing valve plug
 Measurement of length of the valve
 Measurement of diameter of a core of the valve
 Measurement of internal diameter of the directing valve plug
 Measurement of height of a vystupaniye of the directing valve plug
 Replacement of the directing valve plug
 Press fitting of the directing valve plug
 Check and repair of a saddle of the valve
 Check of a valvate spring
 Check of a cam-shaft
 Measurement of diameter of a neck of a cam-shaft
 Measurement of a radial gap of a neck of a cam-shaft
 Measurement of an axial gap of a neck of a cam-shaft
 Check of a pusher of the valve
 Check of the block of cylinders
 Valve check of a maslorazbryzgivayushchy nozzle
 Check of the piston
 Check of a bent shaft
 Measurement of size of a beating of a bent shaft
 Measurement of diameters of necks of a bent shaft
 Measurement of a radial gap in radical bearings of a bent shaft
 Check of a side gap of a rod
 Measurement of a radial gap of a rod
 Check of bolts
Assembly of the block of cylinders (beginning)
 Installation of covers of radical bearings
 Installation of piston rings
 Assembly of the piston
 Installation of the conrod bearing and cover
 Assembly of the balancing block (L3 with the mechanism of change of phases of gas distribution)
Assembly of the block of cylinders (termination)
 Installation of a drive plate (model with the automatic transmission), a flywheel (model with the mechanical transmission)
 Installation of the oil pallet
Assembly of a head of the block of cylinders
 Installation of a maslootrazhatelny cap
 Installation of a head of the block of cylinders
 Installation of cam-shafts
Assembly of the drive of the mechanism of gas distribution