BMW 3 Series E30

since 1983-1994 release

Repair and operation of the car


BMW E30
+ 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 coupling of the drive
   4.7. Pump of cooling liquid
   4.8. 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. Useful tips


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4.2. Specifications
GENERAL INFORMATION

Temperature of the beginning of opening of the thermostat 80 °C
Temperature of full opening 100 °C
Temperature of turning on of the fan:
  – 1st speed 91 °C
  – 2nd speed 99 °C

Inhaling moments (N. of m)

Nut of fastening of the coupling of the fan to the pump (with the left carving) 40
Bolt of fastening of the fan to the coupling 10
Bolts of the pump of cooling liquid:
  – M6 10
  – M8 22
Thermostat case bolts
10