Automatic control

BURNER

When the boiler outlet oil temperature is lower than the set outlet oil temperature lower limit, and the inlet and outlet oil pressure difference is normal, the burner will automatically start the first and second stage fires;

When the boiler outlet oil temperature is higher than the set outlet oil temperature upper limit -5°C, the second stage fire of the burner is turned off and the first stage fire is maintained;

When the boiler outlet oil temperature is higher than the set outlet oil temperature upper limit, turn off the first stage and second stage of the burner.

OIL INJECTION PUMP

When the oil level in the high oil tank is low, the oil injection pump is automatically started;

When the oil level in the high oil tank is high, the oil injection pump is automatically closed

CIRCULATION PUMP

When the system goes to work, turn on the circulating pump until the system closes after get off work;

When the system is off duty, when the outlet oil temperature is lower than 100°C and the difference between the inlet and outlet oil temperature is less than 20°C, the circulating pump is turned off.

PUMP

When the oil level of the daily fuel tank is low, the fuel transfer pump is automatically started;

When the oil level in the daily fuel tank is high, the fuel transfer pump is automatically turned off.