8
Technical features and dimensions
1. By-pass
2. Plate heat exchanger
3. Gas valve
4. Aluminium heat exchanger/condenser
5. Sealed chamber
6. Fan
7. Overheat safety thermostat
8. Ignition and flame detection electrode
9. Air vent valve
10. Flue outlet/combustion air inlet
11. Expansion vessel
12. Condensate drain siphon
13. Automatic air vent
14. Diverter valve motor
2.3 -
MAIN COMPONENTS
15. Diverter valve
16. Pump
17. Central heating circuit safety valve
18. System drain cock
19. Low water pressure switch
20. Flow switch
21. Domestic hot water temperature sensor
22. Filling system cock
M C.H system flow
(3/4“)
C DHW outlet
(1/2“)
G Gas inlet
(3/4“)
F
Cold water inlet
(1/2“)
R C.H. system return
(3/4“)
ALKON R
ALKON C
M
G
R
5
9
4
3
19
17
1
16
12
11
10
22
6
8
7
M
C
G
F
R
5
9
4
3
2
1
22 21
19 18
17
16
15
13
12
11
10
20
6
8
7
Summary of Contents for ALKON R 24
Page 47: ......
