ServicemanualEF702/705
14
M A I N C O M P O N E N T S
1.8 Fluidsystem
Coffeeprepara tion
Eachcoffeeoutlethasitsowncircuit.Bothcoffeeoutletscanworksimultaneously.
Hotwaterpreparation
Bothpumps(8)andthermoblocks(7)worksimultaneouslyifthereisnocoffeprepara
tionatthesametime.Bothwatertanks(1and2)areemptiedequally.
Steampreparation(CS220)
Thesteamoutlet(18)hasitsowncircuitwhichissuppliedfromtheleftwatertank(1)
only.
1.8.1 Fluids ystemofGeminiCS220
*Point11:Bistablesolenoidvalveshaveabuiltinoverpressureprotection:Theclosed
valveopensifthepressureexceedsapprox.12bar.
1) Watertank1
2) Watertank2
3) Watertankconnector
4) Directwaterconnection
5) Solenoidstopvalve2/2way
6) Watertankconnectionvalve
(directwaterON/OFF)
7) ThermoblockTB2003(3x)
8) PumpCP4SPC2(2x)
9) Flowmeter(2x)
10)PumpMPP1
11)Bistablesolenoidvalve(reversed
assembled)*
12)Bistablesolenoidvalve(5x)
13)Counterpressurevalve(2x)
14)Brewingchamber(2x)
15)Driptray,left
16)Driptray,right
17)Hotwatertube
18)Steamnozzle