3.25. Removal and dismantling of a head of the block of cylinders of the carburetor engine

 PERFORMANCE ORDER

We remove a head of the block of cylinders for replacement of laying, repair of the mechanism of the drive of valves and the head, and also at full dismantling of the engine.

Work is carried out on a viewing ditch or the elevator.

If it is necessary to replace laying or to dismantle conrod and piston group on the car, then we remove a head assembled with a final collector, an inlet pipe and the carburetor.
We disconnect "minus" a wire of the rechargeable battery.
We merge cooling liquid (see Replacement of cooling liquid).
We disconnect from the carburetor cables of the drive air and butterfly valves, hoses of a supply and discharge of fuel, a wire from the electromagnetic valve and the EPHH trailer switch, hoses of ventilation of a case and a supply of discharge to the vacuum regulator of an advancing of ignition, a hose of removal of cooling liquid from the block of heating of throttle knot (see Removal of the carburetor from the engine).
We remove the sensor distributor with high-voltage wires (see Removal of the sensor distributor of ignition).
We disconnect from a final collector a reception pipe (see Removal of a reception pipe), the heat-shielding screen of a starter and an arm of the taking-away heater radiator tube (see Replacement of laying of an inlet pipe and a final collector of the carburetor engine).
We disconnect a wire from the sensor of temperature of cooling liquid (see Replacement of the sensor of temperature of cooling liquid for a combination of devices).
We disconnect a hose of the vacuum amplifier of brakes from an inlet pipe.
We disconnect hoses from the taking-away branch pipe of a shirt of cooling and a hose from bringing heater radiator branch pipe.
We dismantle the camshaft and levers of the drive of valves (see Removal of the camshaft and levers of the drive of valves of the carburetor engine).
We remove a chain from an asterisk of the camshaft and we tie up a chain a wire.
Having turned off fastening bolts (see Removal and dismantling of a head of the block of cylinders of the vpryskovy engine), we remove a head of the block of cylinders assembled with an inlet pipe, the carburetor and a final collector.
Dismantling of the valvate mechanism, removal of the bringing branch pipe of a radiator of a heater and the taking-away cooling system shirt branch pipe (see Removal and dismantling of a head of the block of cylinders of the vpryskovy engine).
In need of dismantle of an adjusting bolt of the valvate mechanism...

... a head "on 21" we unscrew the plug of an adjusting bolt...

... also we remove it together with an adjusting bolt and a lock-nut.

Operations on assembly and installation of a head of the block of cylinders (see Removal and dismantling of a head of the block of cylinders of the vpryskovy engine).