4.6. Procedures of repair of diesel engines without their extraction from the car
Reduction of the piston of the first cylinder in the provision of the top dead point of the end of a step of compression (VMT)
See the Section of the Procedure of repair of petrol SOHC engines without their extraction from the car.
Order of implementation of the procedure
- Install the piston of the first cylinder in the provision of VMT. For this purpose install the transmission in neutral situation and cock the parking brake. Establish a curved cap key or a head with a graggers on the central bolt of fastening of a cogwheel of a bent shaft. Turn a bent shaft by hand in the direction of an hour hand so that the tag on a pulley stood opposite to the index on the block of cylinders.
Adjusting tag of VMT on a pulley of a bent shaft
- At the same time at the correct adjustment the fixing bolts (shooters) have to enter cogwheels of camshafts.
The fixing bolts of cogwheels
- If it does not manage to be made, turn a bent shaft on one whole revolution. As the fixing bolts usual bolts of M6x1.00x30 (camshaft) and M8x1.25x40 (TNVD) can be applied.