66
1
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9
10
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14
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5
17
18
19
20
Fig..2
1.4
MAIN COMPONENTS
1.4.1 “AQUA 25-35” version (fig. 2)
KEY
. 1. Boiler.drainer.cock
. 2. Tank.drainer.cock
. 3. 120.litre.tank
. 4. D.H.W..pump.high.efficiency
. 5. Control.valve
. 6. Gas-oil.burner
. 7. Hublot
. 8.. Bulb.housing.sheath
. 9. Control.panel
.10. Expansion.vessel
.11. System.safety.valve.3.BAR
.12. Water.switch
.
13. Air.intake.for.airtight.burner.
. . (type C)
.14. Hydrometer
.15. C.H..pump.high.efficiency
.17. Filling
.18. Tank.safety.valve.7.BAR
.19. Tank.expansion.vessel
20. Magnesium.anode