Saeco Classic - Water System (Royal Coffeebar)

ROYAL 4. FUNCTION/TIMING
Saeco International Group REV.4 SEPT.2003 Page 9/22
1.6. Water system (Royal Coffeebar)
Component Function
1 Inlet valve Activates external water supply
2 Non-return valve
3 Pressure adjuster Reduces the water circuit pressure to about 0.8 bar
4 Water tank Water supply
5 Float Water level monitoring
6 Water filter Water cleaned of solid matter
7 Flow meter (turbine) Measure flow rate
8 Pump Water flow/Pressure build-up
(13 to15 bar)
9 Safety valve Protect instantaneous water heater against overpressure
10 Instantaneous water heater/Heating
(coffee/hot water)
Heats water to approx. 94°C
(for brewing process and hot water preparation)
11 Sensor (KTY)
Instantaneous water heater
Transmits current temperature value to electronic
system
12 Thermostat
Instantaneous water heater
Alternates current supply for heating system in event
of overheating.
13 Pipe heating
Steam generation / Temperature approx. 130°C
4 Water tank
Heating
437W
1 Inlet valve
2 Non-return valve
3 Pressure adjuster
approx. 0,8 bar
5 Float
13 Pipe heater
6 Water filter
7 Flow meter
8 Pump
9 Safety valve
14 Sensor
Heating
1090W
15 Thermostat
170°C
Heating
1090W
12 Thermostat
170°C
11 Sensor
17 Valve (steam)
18 Valve
cappuccinatore
19 Steam
valve
20 Valve
water
16 Boiler
pin
Steam/hot water cappuccinatore
To brewing unit
10 Instantaneous
water heater