Power and exhaust system car VAZ-21099

Removal and installation the carburetor
Attention! When removing and disassembling the carburetor, do not smoke or use open fire! 1. Disconnect the air damper linkage. 2. Remove the accelerator drive return spring. 3....

Disassembling the carburetor
Carburetor (left view): 1 - air damper; 2 - starting device; 3 - mixture quantity adjustment screw; 4 - accelerator pump; 5 - electromagnetic valve; 6 - carburetor cover...

Defect detection of carburetor parts
Wash the carburetor filter in gasoline and blow it out with compressed air. Attention! If the floats are not positioned correctly, the carburetor will not operate properly....

Assembling the carburetor
Notes: The marking of the jets is determined by the flow rate, which is measured using micrometers. The micrometers are adjusted using reference jets. The nominal fuel jet...

Adjusting the air damper drive
Before you begin: remove the air filter. Fully open damper. 1. Loosen the bolt securing the rod to the air damper drive lever. 2. Turn the choke lever so that it is fully open. 3....

Adjusting the throttle actuator
When tightening nut 1, the damper opens, and when tightening nut 2, the damper closes. 1. Press the accelerator pedal all the way down. The first chamber throttle valve should...

Adjusting engine idle speed
Attention! Idle speed adjustment is performed on a warm engine (coolant temperature 90–95°C) with adjusted valve clearances and correctly set ignition timing. The air damper must...

Adjusting the starting device
Adjustment of the starting device is carried out on the removed carburetor. Before adjustment, check the condition of the trigger diaphragm by unscrewing the four screws and...

Adjusting the fuel level in the float chamber
Before you begin: remove the air filter ( see subsection 11.2. ). Disconnect the air damper rod ( see subsection 11.3.1. ), wire from the electromagnetic valve ( see subsection...

Checking the operation of the second camera locking mechanism
Attention! Adjustment of the second chamber locking mechanism is carried out with the carburetor removed. 1. Turn the air damper drive lever counterclockwise until it stops. The...

Removal and installation the fuel pump
Fuel pump: 1 - pump discharge pipe; 2 - fuel pump; 3 - pump suction pipe Before you begin: disconnect the wire from the "–" terminal of the battery. Note: After replacing the pump...

Disassembling the fuel pump
1 – spacers; 2 – lower plate; 3 – rod; 4 – diaphragms; 5 – top plate 1. Loosen the pump cover mounting bolt. 2. Remove the pump cover and strainer. 3. Loosen the six mounting...

Fuel pump troubleshooting and assembly
Notes: Wash the fuel pump parts in gasoline and blow them out with compressed air. The tightness of the valves is checked on the assembled pump. To check, pump the fuel pump with...

Fuel tank
1 - fuel tank 2 - fuel drain line 3 - fuel supply line 1 - air release hose 2 - separator hose 3 - filler pipe hose Caution! Before starting work, disconnect the wire from the "–"...

Replacing the exhaust pipe
1 - exhaust pipe; 2 - first stage muffler (resonator); 3 - main muffler 1. Apply the parking brake and place chocks under the rear wheels. Raise and support the front of the car....

Replacing the first stage muffler (resonator)
Note: Inspect the rubber cushions of the muffler and resonator suspension. Torn, cracked or loose cushions should be replaced. 1. Unscrew the two nuts and remove the clamp. 2....

Replacing the main muffler
1. Loosen the clamp mounting bolts and remove it. Disconnect the muffler pipe from the resonator pipe, removing the sealing ring. 2. Lift the muffler up and detach the cushion...

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More articles from other manuals on VAZ cars:
➠ Power unit: Power and exhaust system VAZ-21051 (1979-2010)
➠ Power unit: Supply system VAZ-2101 (1970-1983)
➠ Power unit: Fuel system VAZ-11113 (1996-2003)
➠ Power unit: Supply system VAZ-2106 (1976-2006)
➠ Power unit: Supply system VAZ-2110 (1995-2007)

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