Withdrawal
1. Drain coolant to thermostat level or below.
2. Remove the cooling system outlet pipe and gasket.
3. Remove the thermostat.
Examination
1. Heat the thermostat in hot water as shown in the figure.
2. Check that the thermostat valve is working properly.
3. Check that the measured temperature at which the valve opens corresponds to the set values.
- Valve opening temperature - 86.5-89.5°С
- Full opening temperature - valve 100°С
Installation
1. Check that the thermostat flange is correctly positioned in the housing housing. If the thermostat is installed incorrectly, the flange will not fit into place.
2. Install the cooling system outlet pipe and a new gasket.
- The tightening torque of the exhaust pipe mounting bolt is 17-20 Nm.
3. Fill the system with coolant.