2.16.4. Thermostat of cooling liquid
Water pomp, thermostat of cooling liquid, oil heater of the 4-cylinder petrol and diesel engine
1. Bolt, 20 N · m 2. Belt pulley 3. Maple belt of a water pomp and generator 4. Bolt, 10 N · m 5. Water pomp. To check ease of rotation of a shaft 6. Bolt, 20 N · m 7. Ring 8. Top hose of cooling liquid 9. Sensor of temperature of cooling liquid 2-polar 10. Thermostat and sensor of 4-polar |
11. Ring 12. Lock washer 13. To a tee of a broad tank 14. To a heater radiator 15. From a tee of a broad tank 16. From the heat exchanger 17. Carving screw of discharge of cooling liquid, 10 N · m 18. Sealing ring 19. Oil heater 20. Lower hose of cooling liquid 21. Thermostat of cooling liquid 22. Laying |
Sizes of the cold and heated thermostat
Removal
PERFORMANCE ORDER |
Prevention
Designations of details belong to cooling systems of the 4-cylinder engine. Removal and installation from the 5-cylinder engine is carried out similarly.
|
1. To substitute suitable capacity under a connecting branch pipe of cooling liquid. |
2. To unscrew bolts (4) of a connecting branch pipe of the thermostat of cooling liquid (21) (see rice. Water pomp, thermostat of cooling liquid, oil heater of the 4-cylinder petrol and diesel engine). |
3. To take out a sealing ring (7). |
4. To take out the thermostat (21). |
|
Check
PERFORMANCE ORDER |
1. To measure the size "an" on the thermostat (see rice. Sizes of the cold and heated thermostat). |
2. To warm up the thermostat in a water bathtub. At the same time the thermostat should not concern vessel walls. |
|
3. To control temperature the thermometer. Beginning of opening of the thermostat about 87 °C, end about 102 °C. |
4. After heating of the thermostat approximately to 100 °C the size "b" has to exceed the size "a" not less, than on 7 mm. |
|
Installation
PERFORMANCE ORDER |
1. To replace a sealing ring, to install the thermostat and to screw a cover, to fill in cooling liquid. |
2. To allow the engine to work, the thermostat will not open yet. To check tightness of a cover and hose of cooling liquid. |
|