until July 1978 | after August 1978 | |
Type | Closed cooling system with impeller pump and thermostat. Aluminum radiator with separate spray tank: the electric fan switches on depending on the temperature | |
The thermostat opens at a temperature | around 80°C | around 87°C |
The thermostat is fully open at a temperature | about 94°C | about 102°С |
Cooling plug: | ||
Opens the safety valve at pressure, bar | 0,9-1,15 | 1,2-1,35 |
Opens the vacuum valve at pressure, bar | 0,06-0,1 | 0,06-0,1 |
Radiator fan thermal switch turns on or off | See table in chapter "Cooling system" |
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