Thermoregulator of gas automation APOK-1

Thermoregulator of gas automation APOK-1. By default, it is set to switch at ambient temperature, but it is necessary that switching occurs at a specified coolant temperature of 70-90 °C.
To set the thermostat to a given temperature, it is necessary to heat the boiler to a given temperature (monitor with a thermometer) or place the temperature-sensitive element of the thermostat in an environment with a given temperature and make the adjustment by moving the switching flag (pos. 5).
To adjust, set the flag to the extreme position counterclockwise if you need to increase the temperature or clockwise if you need to decrease the temperature, release the clamping screw, move the flag to the other extreme and tighten the screw. Repeat until the gas supply to the main burner opens and closes at the set temperature.

Rod length 20 and 28 mm