Removing
1. Disconnect a wire from the negative plug of the storage battery.
2. Drain the coolant.
3. Turn away nuts and remove an inlet branch pipe (1) coolant and remove the thermostat (2).
KZ series.
EJ series.
Examination
Note: as a rule, the thermostat housing is marked with numbers indicating the temperature at which the valve starts to open.
1. Immerse the thermostat in water and heat slowly.
2. Check the thermostat valve opening temperature.
Opening temperature:
- KZ series - 78 - 82°C
- EJ series - 76- 80°C
3. Check valve lift.
Valve lift:
- KZ series - 8.5 mm at 93°C
- EJ series - 8.5 mm @ 91°C
4. Make sure that when the thermostat is cold (less than 40°С) The valve is held closed by a spring.
Installation
1. Install the thermostat on the cylinder block.
A) Install a new gasket on the thermostat.
b) Install the thermostat as shown in the illustration.
KZ series.
EJ series.
2. Install the coolant inlet and tighten the nuts.
Torque:
- short circuit series - 7.2- 10.8 Nm
- EJ series - 5.9 - 8.8 Nm
3. Fill in coolant.
4. Start the engine and check for leaks.
5. Check the coolant level.