1. Thermal traction controller.

2. Cable lifting system.

3. Air damper with air injection fan.

4. Traction controller stem (rod).

5. Coupling for heated water.

6. The air heating chamber.

7. Smoke exhaust outlet.

8. Lift cable for air supply distributor.

9. Barrage (wood fire/coal) shift handle, installed behind the air intake tube

10. Fuel loading doors.

11. Air distributor.

12. Fuel.

13. Ash removal door.

14. Coupling for the safety valve.

15. Coupling for return water.

16. Air intake tube (telescopic).

17. When installing the boiler, poured concrete floor.

18. Concrete or other heat-resistant.