1.5
MAIN COMPONENTS (fig. 3)
11
10
9
8
7
6
5
4
3
2
1
KEY
. 1. Control.panel
. 2. Pump.high.efficiency
. 3. Safety.valve.3.bar
. 4. Flow.switch
. 5. Gas.valve
. 6. Burners
. 7. Combustion.chamber
. 8. Primary.exchanger
..9. C.H..sensor.(SM).
. 1 0. Room.smoke
. 1 1. Smoke.thermostat
12. . D.H.W..safety.valve.7.bar
13. . Expansion.vessel
14. . Safety.thermostat
15. . D.H.W..sensor.(SB)
16. . D.H.W..storage.tank
17. . D.H.W..expansion.vessel
ES
PT
ENG
12
13
14
15
16
17
Fig..3
67