4.1.1. Fuel pump

Fuel system with the carburetor

1 – inlet collector,
2 – laying of an inlet collector,
3 – carburetor,
4 – inlet branch pipe of the carburetor,
5 – connection,
6 – air duct,
7 – case of the air filter,
8 – the replaced element of the air filter,
9 – arm,
10 – connecting tube,
11 – air duct,
12 – zabornik of warm air

Check of static pressure

1. To disconnect the pipeline of supply of fuel in the carburetor.
2. To establish on the pipeline a tee with the manometer for measurement of pressure.
3. To start the engine and to measure pressure idling, and also at the high speed of rotation (5000 rpm). This pressure has to make about 0,03 MPas.

Removal and installation

1. To note hoses of giving and an exit of fuel from the pump, to remove hoses and to muffle them traffic jams.
2. To unscrew nuts of fastening of the fuel pump to an end face of a head of the block of cylinders and to remove the pump with the heat-insulating pro-rate.
3. Installation on the former place is made in the sequence of the return to removal.