4.1.3. Removal, installation and check of the thermostat

REMOVAL

The thermostat is in a final branch pipe of cooling liquid in front on the block of cylinders.

PERFORMANCE ORDER
1. Merge cooling liquid.
2. Turn off 2 bolts of fastening –1– and remove a connecting branch pipe –2– from the pump of cooling liquid. Collect the following liquid. A branch pipe with the attached hose take aside.
3. Remove the thermostat-4-and a sealing ring –3–. For this purpose turn the thermostat on 90 ° (1/4 turns) to the left and take out.
CHECK
4. Measure the size (a) at the thermostat.
5. Heat the thermostat in water. At the same time the thermostat should not concern vessel walls.
6. Check the thermometer temperature of the beginning and the end of opening for compliance to requirements of Specifications
7. After heating of the thermostat to temperature + the size (b) in comparison with the size (a) has to be 7 mm more than 100 °C. The course from the beginning before the end of opening of the thermostat has to be not less than 7 mm.
INSTALLATION
8. After heating of the thermostat to temperature + the size (b) in comparison with the size (a) has to be 7 mm more than 100 °C. The course from the beginning before the end of opening of the thermostat has to be not less than 7 mm.
9. Install into place the thermostat.
ATTENTION

At the engine of 1.8 l insert the thermostat and turn on 90 ° (1/4 turns) to the right. Provision of installation: The collar of fastening of the thermostat has to settle down vertically.

10. Grease a new sealing ring with cooling liquid and insert.
11. Fix a connecting branch pipe by the moment of 15 N of m.
12. Fill system with cooling liquid.
13. On the engine of 1.8 l (AGU) with the conditioner: Fix the conditioner compressor with effort of 45 N of m and establish a ridge belt.
14. Check the cooling system for tightness.