VW Sharan repair. Diesel engines: 1,9 l of TDI.
+ 1. Introduction
+ 2. VR6 engine
+ 3. Two-liter engine (ADY)
+ 4. System of greasing of the engine
+ 5. Cooling system
+ 6. System of injection of fuel of the VR6 engine
+ 7. Simos system of injection of fuel of the 2,0-liter engine
+ 8. Ignition system
+ 9. Coupling
+ 10. Mechanical 5-step transmission
+ 11. Shaft of a drive of wheels
+ 12. Hydraulic booster of a steering
+ 13. Forward suspension bracket
+ 14. Back suspension bracket
+ 15. Brake system
+ 16. Electric equipment
+ 17. Diesel engine
+ 18. System of greasing of the diesel engine
- 19. System of cooling of the diesel engine
+ 19.1. Cooling liquid
+ 19.2. Radiator and fan
+ 19.3. The pump of cooling liquid
+ 20. Power supply system of the diesel engine and turbokompressor
+ maintenance Card
+ Specifications and characteristics
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Repair Sharan/Sharan Volkswagen>> System of cooling of the diesel engine>> Thermostat
The thermostat operates redistribution of streams of cooling liquid in system of cooling of the engine. The thermostat is located in the case of the water pump under a cover which has a sealing ring (see fig. 468 ).
Order of removal of the thermostat (works are carried out on the cold engine):
- merge cooling liquid from cooling system;
- disconnect bringing hose;
- uncover the thermostat;
- remove the thermostat with a sealing ring.
The thermostat is not subject to repair therefore in case of malfunction replace it. Simple check of operability of the thermostat is carried out as follows:
- suspend the thermostat on a wire and lower it in a vessel with cold water (see fig. 192 );
- suspend the thermometer (with an interval of measurement of temperature not less than 10-120 ° C) so that it did not concern a vessel bottom;
- heat up water.
1) whether will start the thermostat to open at temperature 85 ° C;
2) at temperature 105 ° the C thermostat should open completely;
3) the pin of the thermostat should be put forward from the case at least on 7 mm.
If the thermostat does not maintain this check, it is necessary to replace it.
At installation of the thermostat use new laying. Check a hose collar before again it to establish on a hose. Fill in cooling liquid in cooling system as it was described in item 19.1.1.