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4.3.12. Removal and installation of the valve of the thermostat of the oil heater

PERFORMANCE ORDER
1. The valve of the thermostat of the oil heater is installed in an adapter of the oil heater over an oil filter.
2. Install the corresponding container under a casing of an oil filter and remove a lock ring from a thermostat valve end face.
3. Remove a stopper, a spring and a thermostatic element.
4. Check a condition of elements of the valve and, if necessary, replace them.
5. Installation is made in the sequence, the return to removal. Check the level of engine oil and, if necessary, bring it to norm.