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HAVAL 4S20 - Section III. Thermostat

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Chapter VIII. Cooling system
niya.
4. Checking the thermostat cover
(1) If the opening temperature of the thermostat valve does not
match the specified value, the thermostat
(a) Check the thermostat cover for cracks and deformation. A
damaged cover must be replaced.
living replacement.
5. Checking the thermostat
1. Coolant drain
2. Removing the thermostat cover
(a) The valve opening temperature is marked on the thermostat.
(b) Check thermostat valve opening temperature
(a) Remove the 2 screws and remove the thermostat cover.
3. Removing the thermostat
(1) Completely immerse the thermostat in the coolant and slowly
heat up the coolant. Do not heat the thermostat directly.
(a) Remove the thermostat from the coolant pump housing
(2) Monitor the temperature with a thermometer immersed in the
coolant, and determine the opening temperature of the
thermostat valve.
(c) Valve opening start temperature 88–92°C
Examination
Section III. Thermostat
Disassembly
43
Machine Translated by Google

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