24
4. Diagram of water feed system
28
27
26
25
24
37
35
32
33
34
31
23
14
36
30
29
21
22
38
Key to illustrations
1. Main switch
2. Main switch indicator light
3. Steam spout
4. Cup warmer valve (steam)
5. Steam valve lever
6. Selection button for single strong coffee
7. Selection button for single normal coffee
8. Selection button for double strong coffee
9. Selection button for double normal coffee
10. Continuous servine push button
11. Hot water valve lever
12. Espresso coffee serving unit
13. Filter holding cup with handle
14. Manual boiler water fi lling lever
15. Hot water spout
16. Boiler pressure 3 bar
17. Visual level indicator
18. Manual servine push button
21. Boiler discharge valve
22. Automatic level control valve
23. Button valve
24. Automatic level control valve
25. Non return and safety valve
26. Automatic level solenoid
27. Pressure switch
28. Pressure switch setting screw
29. Grounds collecting tray
30. Drain pipe
31. Water softener
32. Water softener feeling pipe
33. Mains water supply tap
34. Mains water supply pipe
35. Pump feeding pipe
36. Machine feeling pipe
37. Motor pump
38. Pump pressure 20 bar
