Pump And Expanssion Vessel Characteristics; Components Location - Chaffoteaux & Maury Britony Combi SE Maintenance And Service Manual

Pump and expanssion vessel characteristics

PUMP HEAD AVAILABLE
Pression disponible
Minimum flow rate (with all heating thermostatic valves closed)
mCE Débit mini (robinets thermostatiques fermés)
mCE
6
5
4
3
2
1
0
100 300
200 400
Head available / flow
1. Heating Flow isolating valve
2. DHW outlet
3. Gas service tap
4. Water service tap
1
Fig. 2
9 CH control thermistor
10 DHW control thermistor
11. Sealed chamber
12. Expansion vessel (not visible)
13. Over heat security
14. Electrical box
15. Two position Selector switch
16. Domestic hot water temperature
adjustment
17. Heating flow temperature adjustment
18. CH pressure gauge
19. Heating temperature indicator
20. Green indicator - Power ON
21. Orange indicator - Burner ON
22. Red indicator - Lock out / flame
failure
500 700 900 1100
600 800 1000

Components location

3
2
23. Reset button
24. Multigas burner comprising:
-25. 16 burner head
-26. Manifold
-27. 2 Ignition electrodes
-28. Ionization electrode
29. Gas section comprising:
-30. Security valve (grey)
-31. Security valve (grey)
-32. Second stage solenoid
33. Right hydraulic assy
34. Left hydraulic assy
35. Single speed pump
36. Automatic air separator and
automatic vent
Pf Pression à froid pour le circuit chauffage (en bar)
Pressure
2,0
1,9
1,8
1,7
1,6
1,5
1,4
1,3
1,2
1,1
1,0
0,9
0,8
l/h
0,7
1200
20 40 60
Note : The system initial pressure should be over the following value :
System static height (in metre) + 0.7 = Initial pressure (in bar)
5. CH Return isolating valve
7. Pressure relief valve
8. Steel chassis
4 5
2
System capacity chart
40°C
50°C
60°C
70°C
80°C
80 100 120 140 160 180 200 220 240
Capacité maximale de l'installation (en litres)
10
49
8
7
37. Heating mode indicator
38. DHW mode indicator
39. Combustion chamber made of
aluminium coated steel with 4
ceramic fibre panels to insure
heat insulation
40. Main heat exchanger
41. Three way valve
42. Flue hood with fan
43. Air Pressure switch
44. CH water pressure switch
45 Water/water heat exchanger
46 DHW microswitch
47 DHW flow sensor
48 3 way valve hydraulic motor
49 Automatic by-pass
50 Flue sampling point
Liters
260