La San Marco SERIES 85 / S-E Operation And Maintenance page 24

3. Diagram of water feed system
Key to illustrations:
1 Main switch
2 Pilot light
3 Steam spout
4 Cup warmer on/off switch
5 Steam valve lever
6 Button for serving single strong coffee
7 Button for serving single weak coffee
8 Button for serving double strong coffee
9 Button for serving double weak coffee
10 Continuous serving button
11 Hot water valve lever
12 Espresso coffee serving unit
13 Filter holding cup with handle
14 Manual boiler water filling lever
15 Hot water spout
16 Gas burner ignition button
17 Gas burner safety button
18 Two-scale pressure gauge
19 Coffee serving button
20 Visual level indicator
21 Boiler water drain tap
22 Automatic level tap
23 Push button valve with check valve
24 Automatic level tap
25 Check 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 feeding pipe
33 Mains water supply tap
34 Mains water supply pipe
35 Pump feeding pipe
36 Machine feeding pipe
37 Pump (external model)
38 Pump (internal model)
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