All articles on the device and repair of components and assemblies of the fuel supply system for the engine of VAZ-2121 Niva cars and their modifications.
Air filter — removal and installation Pic. 2-76. Air filter: 1 - nut; 2 - filter cover; 3- adjusting arrow; 4 - air intake pipe for the summer period; 5 - filter housing; 6 - warm air supply hose for the winter...
Fuel pump check Insufficient filling of the carburetor with gasoline may be due to a malfunction of the fuel pump, as well as clogging or damage to the pipelines. To find the cause of the...
Installing the fuel pump on the engine For proper installation of the fuel pump, use two of the three gaskets below: A 0.27-0.33 mm thick; In a thickness of 0.70-0.80 mm; With a thickness of 1.10-1.30 mm. The pump...
Fuel tank — removal and installation To remove the fuel tank from the vehicle, you must: unscrewing the plug 8 (pic. 2-80) filling pipe 11, drain the gasoline; remove the rear seat, unscrew the screws securing the...
The device and description of the carburetor Carburettors 2106-1107010 were installed on VAZ-2121 cars until 1980. The number of these carburetors is cast on the lower flange of the carburetor body Since 1980, carburetors...
Idle adjustment Adjustment of idling of the engine is carried out by screw 2 (pic. 2-87 and 2-88), which determines the composition of the mixture, and screw 1, which controls the amount of the...
Setting the fuel level in the float chamber The fuel level necessary for the normal operation of the carburetor is ensured by the correct installation of serviceable elements of the locking device (pic. 2-90). Pic. 2-90....
Carburetor Drive Adjustment With the pedal fully depressed 9 (pic. 2-91) the primary chamber throttle must be fully open and the throttle lever must not have any extra travel. When the pedal is released, the...
Removal and installation of the carburetor on the car Remove the air filter Disconnect the linkage 1 from the throttle actuator lever ( rice. 2-91 ) and a return spring 17. Disconnect the cable 4 of the air damper drive from the...
Dismantling the carburetor Remove return spring 7 (pic. 2-92) lever limiting the opening of the throttle valve of the secondary chamber. Pic. 2-92. View of the carburetor 2107-1107010-20 from the throttle...
Cleaning and maintenance check Fuel filter. Wash the filter in gasoline and blow it with compressed air. Check the condition of the filter and the sealing tapered belt of the filter plug. If the filter or plug...
Carburetor assembly The carburetor is assembled in the reverse order of disassembly. In doing so, pay attention to the following: the float must rotate freely on its axis, without touching the walls...
Adjusting and checking the carburetor after assembly The position of the throttle valves of the carburetor 2106-1107010. In lever position 4 (pic. 2-99), at which the upper antennae of the lever 3 is in contact with the lever 2, the...
Exhaust gas exhaust system Exhaust gases are removed from the engine from the exhaust manifold through the exhaust pipe 1 (pic. 2-102) mufflers, then through an additional muffler 6 and the main muffler 7....