4
1. Stainless Steel Exchanger
2. Air / gas manifold
3. Frequency Controlled Fan
4. Pump
5. Hydraulic circuit – flow manifold
6. Gas Valve
7. Water Pressure Sensor
8. Central Heating Outlet NTC
Temperature Sensor
9. Central Heating Return NTC
Temperature Sensor
10. Turbine
11. Air/Gas Mixer
12. Manual air vent
13. Ignition Electrodes
14. Ionization Electrode
15. Flue Gas NTC Sensor
16. Hydraulic circuit – return manifold
17. Ignition
18. Expansion vessel
19. Siphon
20. Plate Heat ExchangerThermal
cut-off 160
0
C
21. Thermal cut-off 160
0
C
12
1
15
13
17
6
18
11
10
19
20
4
16
7
19
2
14
9
5
8
3
Figure 1
21
• Thermal Accumalation Protection System (with by-pass circuit and“ pum p over-run”)
• Frost Protection System (The appliance must be on stand-by to activate the frost protection
Water Flow Inspection
• Pump Dry Run Protection System (0,3 bar)
• Pump Anti-sticking Function
• 3 Way Valve Anti-sticking Function
• Automatic Air Vent
• Expansion Vessel (8-10 liters)
Summary of Contents for SCOT SC 24 HM
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