Wega Espresso Coffee Machine - Page 37

espresso coffee machine - hydraulic diagrams
R
IDR 7
English
3. EVD hydraulic diagram
14
10
16
14
19
11
S
3
4
2
22
17
21
8
5
1
E
1
5
4
2
23
E
13
17
2
20
24
7
6
9
2
15
11
18
12
18
22
12
External motor pump
Internal motor pump
1 Water softener
2 Water inlet filter
3 Built-in motor pump
4 Pump pressure adjustment
5 Manual water entry tap
6 SCNR valve
7 Drain tub
8 Gauge
9 Level-check window
10 Boiler
11 Heat exchanger
12 Delivery group
13 Hot water tap
14 Steam tap
15 Safety valve
16 Negative pressure valve
17 Boiler drain tap
18 Group solenoid valve
19 Pressure switch
20 Automatic Water Inlet solenoid valve
21 Water inlet connection
22 Volumetric dosing device
23 External motor pump
24 Water distributor
25 Boiler heating element
E Water inlet
S Drain