11
Scheme of boiler Ladan 25 kW:
1. Electronic regulation 14. Thermometer
2. Upper door 15. Thermal fuse / emergency thermostat /
3. Pull rod of chimney shutter 16. Water output socket
4. Loading chamber 17. Upper back cover
5. Conduit of primary air 18. Make a fire flap
6. Fan shutter 19. Cover of heat exchanger
7. Fan 20. Flue branch
8. Fireproof nozzle 21. Heat exchanger tubes
9. Covering of secondary air 22. Fireproof concrete
10. Door handle 23. Secondary air
11. Fireclay shaped bricks 24. Combustion chamber
12. Lower door 25. Direction of flue gas
13. Upper front cover 26. Return water socket
27. Filler hole
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General