Ariston GENUS 30 MFFI Installation Instructions Manual - Page 18
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2.12
Water Circuit Diagram
GENUS 27 RFFI SYSTEM
18
GENUS 30 MFFI
Legend
1. Air Pressure Switch
2. Fan
3. Main Heat Exchanger
4. Burner
5. Electronic Ignitor and
Electronic Flame Detector
6. Gas Valve
7. Overheat Thermostat
8. Heating Sensor
9. Diverter Valve (MFFI)
Motorised Valve (RFFI)
10. Main Flow Switch Including
Safety Pressure Switch for
Primary Circuit
11. Automatic By-pass
12. Microswitch for Diverter Valve
13. Sensor for Domestic Hot Water
14. Secondary Heat Exchanger
15. Domestic Water Inlet Filter
16. Drain Valve
17. Safety Valve
028A
18. Water Pressure Gauge
19. Circulation Pump with Automatic
Air Valve
20. Expansion Vessel
A. Central Heating Flow
B. Domestic Hot Water Outlet
C. Gas Inlet
D. Domestic Cold Water Inlet
E. Central Heating Return
F. Cylinder Flow
G. Cylinder Return
029A
B004