E30 BMW
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engine
- 4. Cooling system
4.2. Specifications
4.3. Antifreeze
4.4. Thermostat
4.5. Radiator
4.6. Fans and drive coupling
4.7. The pump of cooling liquid
4.8. The sensor of temperature of cooling liquid
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. Exhaust system
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. Running gear
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice
4. Cooling system
4.1. Introduction
| GENERAL INFORMATION |
System of cooling and the scheme of an arrangement of hoses of system on 4-cylinder engines
|
1. Engine
2. Heater radiator 3. Throttle branch pipe 4. The pump of cooling liquid |
5. Radiator 6. Thermostat Shooters specified the direction of a current of liquid. |
System of cooling and the scheme of an arrangement of hoses of system on 6-cylinder engines
|
1. Heater radiator
2. Throttle branch pipe 3. Thermostat 4. Radiator 5. Broad tank |
6. The pump of cooling liquid 7. Engine Shooters specified the direction of a current of liquid. |
Cooling system standard termostatiruyemy, elevated pressure. The thermostat is located: on the M10 engine – in the bottom hose of a radiator, on М20 – in the case, in a forward part of the engine and on М40 – under the top cover of a gear belt.
The stopper with the control valve on 4-cylinder engines is in a radiator stopper, on the 6-cylinder – in the top part of a transparent plastic tank. Pressure of operation of the valve – either 1,0, or 1,2 atm.