water zone
flow of flue gases
insulating layer
1.Top door
2.Lower door
3.Door for burner
4.Hole’s lid for secondary draught
5.Connector for draught regulator R 3/4”
6.Tube connector for returning water
7..Tube connector for supply water
7-1.Connector for heat exchanger 8.Smoke tube
9.Hole for cleaning and hole for gas burner
10.Hole for cleaning from backside
11.Ash shaker
12.Ashtray’s door
13.Ashtray
14.Connector for filling and emptying R 1/2”
The nominal power of the boiler is achieved by combustion with dry coal of lower heat output Hd ≥ 12500 Kj/kg and cube granulation ≥ 30mm. The change in fuel causes a change in boiler power as well as a change in the degree of utilization.