Unicum NERO TOUCH - Espresso Group

User manual for NERO TOUCH, NERO TOUCH INSTANT
page 35
Version 1.1 / December 2017
ТМ
5.9 Espresso group (not-INSTANT)
 Theespressogroupisusedtomakecoffeeusinggroundbeans(seeg.5.12).
1. Hot water inlet from the boiler
2. Ground coffee feed into the coffee maker
3. Reducer-motor of espresso group
4. Path for discharging coffee waste
5. Output pipe for ready drink
6. Fixture for removal/installation of espresso group
The working mechanism of the espresso group:
• Initially the espresso group is in open position
• The ground coffee enters the inlet (2), after which the reducer-mo-
tor closes the espresso group, pressing the coffee powder
• Hot water, from the boiler, is passed through the pressed coffee
• After passing the set amount of water, the reducer-motor opens up
the espresso group, emptying the coffee waste through the waste
path (4) into the waste container
• The hot water, which passes through the pressed coffee, further
goes through the dispensing nozzle into the cup.
Fig.5.12
Removing the espresso group:
 1.Disconnectthehotwatersupplypipe,unclampingthexator(seeg.5.13а)
2. Disconnect the ready drink dispensing pipe together with the nozzle from the holder, lifting the spring
usedtoxthepipe(seeg.5.13b)
 3.Turntheespressogroupxationscrewcounterclockwise(seeg.5.13cpos.1)
 4.Lifttherightlowerendoftheespressogroup(2)thenpullitout(3)(seeg.5.13c)
 5.Removetheespressogroup(seeg.5.13d)
To install the espresso group carry-out the above mentioned actions in reverse sequence.
Fig.5.13
А B C D
1
2
3