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© Rocket Espresso Ltd. IT05846260965.Espresso machine mod. R 58. User manual Ed. 03.2012. Subject to change without notice # 26
Hydraulic diagram
(information for the authorized service technician)
A
Service boiler (hot water / steam)
C
Brewing head (“group”)
B
Brew boiler (coffee water)
D
Fresh water reservoir
1
Hot water valve
8
Non return valve
2
Steam valve
9
Boiler fill solenoid valve
3
Vacuum breaker valve
10 Expansion valve
4
Safety valve
11 Solenoid valve hard plumbing
5
Service boiler pressure gauge
12 Solenoid valve water reservoir
6
Pump pressure gauge
13 Drain hopper
7
Commercial rotary pump
14 Connection pipe to mains