The gas oil fired hot water boiler main control components have two safety valves, two electrical contacts bimetal thermometer, a pressure gauge, electric contact to achieve the following main functions:
1, the temperature was raised to a certain value, the fire converted to a small fire, below a certain value, a small fire is converted to fire. (Can also be set when the temperature is raised to a certain value, the fire converted to stop the burner, and below a certain value, the burner starts automatically.)
2, the temperature rose to a certain value, the fire did not translate into a small fire continued to rise to a certain value, automatically turn off power to the burner shutdown, can check maintenance. Restart upon Troubleshooting.
3, if the system leak, reduce the pressure within the drum to a certain value, automatically turn on the replenishment of the supply pump to the system. Normal pressure, the water supply pump stops automatically.
4, if the system pressure is elevated more than a safety valve start pressure relief valve will open drainage pressure relief.
Circulation pump can be user the commissioned design institute chosen according to the system situation, its control is not included in the boiler control cabinet separately designed by the Design Institute, boiler control cabinet merger, also set up a separate control cabinet.
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