4.11. Check of operability of the thermostat
Arrangement of the marking specifying temperature of opening of the thermostat on models of 1,6 lA rough inspection of the thermostat can be carried out, having suspended it on a thread in the glass vessel filled with water and heating water to boiling. When boiling water the thermostat has to open. Otherwise replace it.
Temperature of opening of the thermostat is put on the thermostat.
The thermostat which is not closed when cooling water is also subject to replacement.