5.2.7. Removal and installation of the thermostat
Petrol models
Details of installation of assembly of the thermostat on petrol engines
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- Let's the engine cool down, then uncover a radiator.
- Open the drain gate (see an illustration) and lower cooling liquid from a radiator in the capacity suitable on volume, - if liquid looks suitable for the repeated use, pour it in hermetically closed container.
- Release two fixing nuts and uncover the thermostat. Remove sealing laying, - laying is subject to replacement without fail.
- Remove the thermostat - try to remember its adjusting situation.
- Carefully smooth out the interfaced surfaces of a cover of the thermostat and its casing, replace sealing laying.
- Having tracked correctness of placement, - the thermostat has to be deployed by the pumping valve up, - enclose dry the wiped thermostat in a casing.
- Screw fixing nuts and tighten them with the required effort (22 Nanometers).
- In conclusion fill the cooling system, start the engine and check it for existence of signs of development of leak of cooling liquid.
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Diesel models
Details of installation of assembly of the thermostat on diesel engines
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- Installation is made upside-down, - pay attention to the next moments:
- Track that the interfaced surfaces were smoothed carefully out, do not forget to prepare and replace sealing laying;
- Track correctness of placement of the thermostat in a casing;
- Track that bolts of fastening of a cover were tightened with the required effort;
- Begin gas station of the cooling system (see the Head the Current leaving and service) only having made sure of correctness of connection of all hoses;
- Upon completion of installation start the engine, warm up it up to the normal working temperature and make sure of lack of signs of development of leaks.
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