Device and repair of cooling system VAZ-1111 Oka

In this section, articles on the device and repair of components and assemblies of the engine cooling system of the VAZ-1111 Oka car.

Cooling system device
The cooling system is liquid, closed type with forced circulation of liquid, with a translucent expansion tank. The cooling system consists of a centrifugal pump 5 (figure 8),...

Removal and installation the radiator
The removal operations are performed on a cold engine. Open the heater tap (the crane drive handle is set to the extreme right position). Unscrew the drain plugs of the engine and...

Removal and installation the coolant pump
Disconnect the wire from the negative terminal of the battery. Drain the coolant into a container through the drain holes of the engine and radiator with the expansion tank cap...

Disassembling and assembling the coolant pump
To disassemble, press the toothed pulley 9 ( see figure 10 ) pump. Unscrew the locking screw 1 and press out with the mandrel 67.7853.9569 (figure 49) roller 5 ( see figure 10 )...

Checking and repairing the coolant pump
Remove deposits from the impeller and housing, wash the parts. Check the axial play of the bearing with the shaft, which should not exceed 0.13 mm under a load of 49 N. If the...

Checking and repairing an electric fan
It should turn on with the engine running when the coolant temperature gauge needle moves into the red zone of the scale. If the fan does not turn on, this indicates a fault in...

Checking and repairing the radiator
After removing the radiator, check its tightness in a bath of water. To do this, close the pipes and supply compressed air under a pressure of 0.2 MPa. Lower the radiator into the...

Checking and repairing the thermostat
The thermostat is checked for the temperature at which the main valve begins to open and the stroke of the main valve. The thermostat is installed on the BS-106-000 stand and...

Replacing the coolant
Remove the expansion tank cap and open the interior heater tap. Place a container under the engine and unscrew the two drain plugs (in the radiator and cylinder block) and drain...

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More articles from other manuals on VAZ cars:
➠ Power unit: Cooling and lubrication system VAZ-2109 (1984-1997)
➠ Power unit: Cooling system VAZ-21011 (1974-1983)
➠ Power unit: Cooling and lubrication system VAZ-21061 (1976-2006)
➠ Power unit: Cooling system VAZ-21214 (1994-2006)
➠ Power unit: Cooling system VAZ-2110 (1995-2007)

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