Installation and operating instruction
Oil burner WL20/2-C
3 Product description
83302102 1/2019-04 La
10-76
3.3.2 Oil supply
Oil pump
The pump draws the oil through the supply line and carries it under pressure to the
oil nozzles. The pressure regulating valve keeps the oil pressure constant.
A solenoid valve opens and closes the oil supply to the nozzles. The pressure regu-
lating valve and solenoid valve are integrated into the pump.
Sequence diagram
1
2
3
3
1
Oil pump on burner
2
Solenoid valve on the oil pump
3
Nozzle head with 2 nozzles