Cleaning The Coffee Unit - Conti XEOS EVOLUTION 2 Notice Technique

31.

CLEANING THE COFFEE UNIT

1° ) SPRAY HEAD :
Remove screw (2).
Remove the spray head (1) and diffuser (D) by removing the screws (18).
Brush both sides of the spray head and diffuser with a softbrush, using a soft cleaning liquid.
Brush the filter holder seal (J).
Rinse and replace the pieces, tightening the screws securely.
2° ) CLEANING COFFEE UNIT PARTS :
Only operate the machine when unheated, without pressure, with the water supply cut at the shut off
valve and power cut at the ON/OFF switch.
Decompress the machine's water softener using the decompression tap (lower tap - see water softener
diagram chapter 9).
Decompress the machine's water circuit by loosening the feed pipe nut which feeds the unit. Retighten
immediately.
A) DISMANTLING THE NOZZLE AND FILTER
Unscrew the nozzle (3) (with a 17mm wrench) and remove the filter (4).
Clean the opening of the nozzle with a pin. Brush or replace the filter (n° 403458).
Clean the unit's casing.
Check copper seal (6) (n° 403459) check seal (5) (n ° 403457) and replace if necessary.
Reassemble in order and tighten the nozzle securely.
B) DISMANTLING THE SUPPLY AND DECOMPRESSION SOLENOID VALVE
Remove the anti-splash plug, and coil (14mm wrench). Unscrew the adapter with a 22mm wrench in
order to access the plunger (11) and the seat of base (10). Brush the parts and unblock the seat and
adapter with a pin. Rinse and reassemble the parts.
N.B. It is advised to remove base (10) (using a 4mm Allen wrench) by unscrewing the four screws (H).
After cleaning and rinsing, change the seals (9) (n° 407500) and remount the base, taking care not to
obstruct the water ports.
C) HEAT EXCHANGER
Remove the coffee unit after disconnecting the solenoid valve and water tubes.
Remove the heat exchanger (8) by unscrewing the two screws (V) (10mm wrench), ensuring not to
loose the washers (R).
Clean on the inside and outside and descale it if necessary; rinse well, replace the seals (7) (n° 403 081)
and reassemble the unit.
Tighten the two screws securely.
Put the unit in its place and connect the solenoid valve and tubes.
Open the water supply, turn on the power and drain each group by pressing the control buttons.
N.B. When all the parts of the unit are dismantled, it is advised to clean all the water ducts. Ensure they
are well rinsed in order to avoid any impurities.
SACOME, Document CONFIDENTIEL,
SACOME, CONFIDENTIAL Document,
Edition 07/2008 - XEOS EVOLUTION 2 - XEOS TALL CUP
NOTES TECHNIQUES - TECHNICAL DOCUMENTS - page 44
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