Carburetor power supply system VAZ-21214

All articles on the device and repair of components and assemblies of the fuel supply system of carburetor engine of VAZ-21214 Niva cars and their modifications.

Elements of the fuel system of a carburetor engine
1 – fine fuel filter; 2 – fuel pump; 3 – transverse rod of carburetor control drive; 4 – carburetor; 5 – corrugated hose for intake of heated air from the exhaust manifold area; 6...

Features of the design of the carburetor engine power supply
The fuel supply is located in a tank located under the rear seat and covered with a metal casing. The tank is stamped from a lead-coated steel sheet, its upper and lower halves...

Replacing the fine fuel filter
Using a Phillips screwdriver, loosen the clamps on the fuel hoses. We remove the fuel filter. We install the new filter so that the arrow on the body points to the fuel pump. We...

Replacing the air filter element
Using a 10 mm spanner, unscrew the nut securing the filter housing cover... ...and unfasten the four latches. Remove the filter housing cover. We take out the replaceable air...

Removal the air filter housing
We take out the replaceable air filter element (see Replacing the air filter element ). Using pliers, loosen the clamp securing the crankcase ventilation hose to the air filter...

Removal the air filter thermostat
Pull and remove the intake. Using a 10 mm spanner, loosen the bolt securing the thermostat housing to the air filter housing. After disconnecting the hot air intake corrugated...

Removal the fuel pump
Using a Phillips screwdriver, loosen the clamps securing the suction and discharge hoses… …and remove the hoses from the pump pipes. Using a 13 mm socket head, unscrew the two...

Disassembling the fuel pump
You can clean (replace) the mesh filter and replace the diaphragms without removing the pump from the engine (for clarity, we perform these operations on a dismantled pump). Using...

Removal the fuel drain line check valve
Using a Phillips screwdriver, loosen the hose clamps.. …and remove the check valve. We install the new check valve so that the arrow on the body coincides with the direction of...

Exhaust gas recirculation system
1 – exhaust manifold; 2 – inlet pipe; 3 – thermal vacuum switch of the recirculation valve; 4 – carburetor; 5 – recirculation tube; 6 – recirculation valve. The exhaust gas...

Removal EGR system components
Before removing the thermal vacuum switch, drain the fluid from the engine cooling system (see Replacing the coolant ). We disconnect the hoses from the thermal vacuum switch....

Removal the fuel receiver with the fuel level sensor
Attention! When removing the fuel receiver, the tank should be filled with fuel no more than half. Remove the rear seat (see Removal the rear seat ) and bend the plastic mat of...

Removal the air damper drive
Remove the air filter housing (see Removal the air filter housing ). Using two 8 mm wrenches, loosen the bolt securing the drive cable to the carburetor air damper control lever....

Scheme of the device and operation of the carburetor 21073-1107010
I – first chamber; II – the second chamber; 1 – accelerator pump drive lever; 2 – starting device adjustment screw; 3 – diaphragm of the starting device; 4 – air channel of the...

Adjusting the carburetor drive 21073-1107010
Attention! Performed when replacing the carburetor, as well as when drive parts are worn out or replaced. When the gas pedal is fully pressed, the throttle valves should be fully...

Adjusting the fuel level in the float chamber
Attention! Performed when replacing the needle valve, float (see also Diagnostics of engine and its systems faults ). Remove the carburetor cover (see Disassembling a carburetor...

Adjusting the starting device
Carburetor starting device: 1 – diaphragm; 2 – adjusting screw; 3 – diaphragm rod; 4 – air damper control lever; 4.1 – lower profile of the groove of the lever 4 for limiting the...

Checking the operation of the second camera locking mechanism
Turn the air damper control lever counterclockwise until the damper is completely closed. Then turn the throttle control lever until the first chamber throttle valve is completely...

Adjusting the idle system
Attention! Performed during maintenance, as well as in case of engine malfunctions (see Diagnostics of engine and its systems faults ). The adjustment is performed on a warm...

Removal and checking the electromagnetic valve
Remove the air filter housing (see Removal the air filter housing ). We remove the wire from the electromagnetic valve. Using a 13 mm spanner, unscrew the electromagnetic valve…...

Removal the carburetor fuel filter
Remove the air filter housing (see Removal the air filter housing ). Using a Phillips screwdriver, loosen the fuel supply hose clamp… …and remove the hose from the fitting. Using...

Checking the forced idle economizer limit switch
Remove the air filter housing (see Removal the air filter housing ). Disconnect the limit switch wire connector. Using an ohmmeter, measure the resistance between the contact of...

Disassembling a carburetor on a car
Attention! To eliminate a specific malfunction, as a rule, only partial disassembly of the carburetor is required, in this case individual operations can be skipped. Remove the...

Disassembling the carburetor cover
Using a 2.5 mm diameter punch and a hammer, knock out the float axis. We remove the axle and floats. We remove the cover gasket. (Be careful, the cardboard peels off easily!)...

Removal the carburetor from the engine
Attention! Removing the carburetor is necessary for its complete disassembly or adjustment of the starting device. Remove the air filter housing (see Removal the air filter...

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More articles from other manuals on VAZ cars:
➠ Power unit: Fuel system (carburetor) VAZ-2107 (1982-2012)
➠ Power unit: Fuel system (carburetor) VAZ-2104 (1984-2012)

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