4.1. Technical characteristic
|  
       System type 
    
     |  
       Tight, under pressure with a broad tank and the centrifugal water pump with the drive from a gear belt  
    
   | 
Cooling liquid
|  
       Type 
     |  
       Mix of the distilled water and concentrate of antifreeze 
   | 
|  
       Ratio of components:  
     
   | |
|  
       – protection up to the temperature – 37 °C  
     |  
       50% of water and 50% of antifreeze 
   | 
|  
       – protection up to the temperature – 45 °C 
     |  
       45% of water and 55% of antifreeze  
   | 
Thermostat
|  
       Temperature began opening (all models) 
    
     |  
       92 °C 
    
   | 
|  
       Temperature of full opening 
    
     |  
       107 °C  
    
   | 
|  
       Working temperature (approximately 
    
     |  
       80 °C  
    
   | 
Cover of a broad tank
|  
       Pressure of opening of the valve (all models) 
     |  
       1,20 – 1,35 bars  
    
   | 
| Boiling temperature |  
       125 °C  
    
   | 
Radiator fan thermal sensor
|  
       Inclusion temperature (all models) 
     |  
       100 °C 
   | 
| Switching off temperature (all models) |  
       95 °C  
    
   | 
Tightening moments
|  
       Bolts of fastening of the water pump:  
   | |
|  
       – l models 1,4 and 1,6, except C16 NZ2 (M6) 
     |  
       8 Nanometer  
   | 
|  
       – C16 NZ2 2,8 and 2,0 models of l (M6) and diesel engines   
     |  
       25 Nanometer  
   | 
|  
       Pipelines of supply of oil to a radiator 
     |  
       22 nanometers  
   | 
|  
       By-pass a branch pipe to a thermostat casing:  
   | |
|  
       – C16 NZ2 2,8 and 2,0 models of l (M6) and diesel engines 
     |  
        8 Nanometer 
   | 
|  
       Sensor of the index of temperature of cooling liquid 
     |  
       10 Nanometer  
   | 
|  
       Sensor of an emergency lamp of temperature of the engine 
     |  
       11 Nanometer  
   | 
|  
       Thermostat casing to a head of the block of cylinders:  
     
   | |
|  
       – l models 1,4 and 1,6, except C16 NZ2 
     |  
       10 Nanometer  
   | 
|  
       – C16 NZ2 2,8 and 2,0 models of l and diesel engines 
     |  
       15 Nanometer  
   |