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13. HYDRAULIC DIAGRAMS
13.1 Hydraulic Diagram EVD/2
26
23
22
19
16
14
27
12
13
S
14
27
12
13
S
1
Water mains inlet
2
Water inlet filter
3
Motor pump
4
Pump pressure adjustment
5
Multifunctional dispenser
6
Expansion valve
7
Non-return valve
8
Pressure gauge
9
Filling solenoid valve
10
Tap
11
Drain tray
48
52
di
24
20
27
27
18
17
30
30
15
15
12
Dispensing group
13
Dispensing group solenoid valve
14
Ø 0.7 injector
15
Volumetric dosing device
16
Heating unit
17
Heating unit heating element
18
Heat exchanger
19
Pressure switch
20
Negative pressure valve
21
Safety valve
22
Frothed milk steam nozzle
31
29
21
10
28
9
10
25
8
7
6
5
3
11
1
S
23
Frothed milk solenoid valve
24
Hot water spout
25
Steam spout
26
Air pump
27
Ø 4 / 2,5 injector
28
Ø 1,2 injector
29
Hot Water solenoid valve
30
Ø 0,6 Gicleur
31
Cold Water solenoid valve
S
Drainage
TECHNICIANS' manual
4
2
- English -
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