Cleaning And Maintenance - LaCimbali M39 Class GT Gebrauch Und Installation

For correct application of the hACCP system,
please follow the instructions in this paragraph.
COFFEE CIRCUIT CLEANING CYCLES
The purpose of the flushing cycle is to remove all traces of
grease and scaling deposited when the coffee is dispensed.
Failure to flush out the circuit will allow these deposits to
solidify. This will impair the qualitative performance of the
coffee circuit.
NOTE: the following operations must be carried out when
the machine is on and pressurized.
ATTENTION, RIsK OF sCALDING: During the wash cycles,
hot water and steam will exit from the groups. Keep the
hands and all other parts of the body well away until the
cleaning cycle has terminated.
COFFEE CIRCUIT WASHING CYCLES
Daily wash cycle at set hour
Function - The message "EXECUTE COFFEE WAShING"
appears on the display at the set hour (consult the "Customer
programming - Service time menu" paragraph).
Activation - according to the methods described in
"COFFEE CIRCUIT WASHING CYCLE"; the message
"GROUP WASh" accompanied by the group number will
appear on the display.
Selection block - 60' from the hour set if wash cycle has
not taken place, with the "Block coffee circuit" function set
(YES).
Wash type - with the detergent solution inserted in the filter
holder.
For more details, please consult the "Configuration menu -
wash options" paragraph.
** COFFEE CIRCUIT WASHING CYCLE
To be performed at the end of the working day or when requested by the machine.
The machine will issue a message on the display "EXECUTE COFFEE WAShING".
This will be repeated until the operation is performed.
The coffee circuit can be washed in two different ways:
- simultaneous: all groups are washed simultaneously;
- separate: each group is washed separately. Groups not going through the wash cycle can still be used.
Note: The request of the washing cycle also takes place for the groups with the switched off boiler.
To perform the wash cycle, follow this procedure:
1) Using a brush, clean the cover gasket, as shown in figure 1.
2) Press and hold down the coffee circuit wash key (26); for a few seconds. The
machine will issue a message on the display:
Simultaneous washing is the preset mode. Use the "+" (30) and "-" (31) keys to
switch to Separate washing mode. The display will show the scrolling icons of
the groups on the machine:

21. Cleaning and maintenance

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