16
1. boiler cover (body)
2. insulation
3. water jacket
4. furnace chamber
5. washout hole door
6. fuel charge door
7. furnace door
8. glow prevention grid
9. ash box door
10. air intake dosage flap
11. water grates
12. cast iron grates (movable)
13. mobile-grates lever
14. air draft regulator (option)
15. air distribution system holes
16. temperature regulator (controller)
17. blowing fan
18. temperature sensor well
19. safety valve installation connector pipe
20. hot water connector pipe
21. smoke conduit
22. smoke conduit cleaning hole
23. smoke throttle
24. return water connector pipe
25. blowdown connection
26. thermometer
27. smoke temperature sensor
BOILER CONSTRUCTION SCHEME OF SAS UWT (14 – 48 kW)