FLOWMAX 170 - Water Circuit

TECHNICAL CHARACTERISTCS
13
2.4 Water circuit
LEGEND
1. SAFETY THERMOFUSE
2. AIR PRESSURE
SWITCH
3. HEATING SAFETY THERMOSTAT
4. HEATING SENSOR
5. FLOWMAX BURNER UNIT (GAS MANIFOLD+BURNER)
6. PRIMARY CONDENSING HEAT EXCHANGER
7. EXPANSION VESSEL
8. FAN
9. ELECTRONIC GAS VALVE
10. AUTOMATIC AIR VENT VALVE
11. PUMP
12. AIR VENT VALVE 1/4
13. PRESSURE RELIEF VALVE
14. EXHAUST HOOD
15. IGNITION TRANSFORMER
16. IGNITION ELECTRODE
17. IONIZATION ELECTRODE
18. DIVERTER ACTUATOR VALVE
19. D.H.W. SENSOR
20. VENTURI
21. D.H.W. EXCHANGER
22. CONDENSATE TRAP
23. ELECTRONIC FLOWSWITCH
24. WATER PRESSURE SWITCH
25. CONDENSATE DRAIN PIPE
26. FLOW LIMITER
27. FILLING TAP
28. WATER PRESSURE GAUGE
29. NO-RETURN VALVE
LEGEND
HI
HEATING INTAKE
HO
HEATING OUTLET
G
GAS
CWI
COLD WATER INLET
HWO
HOT WATER OUTLET
SC
CONDENSATE DRAIN
3
6
4
11
10
9
8
14
5
1
G CWIHWO
SC
12
15
16
17
18
19
20
21
22
23
25
7
2
13
26
27
28
29
HI