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Slide the port-a-filter between the port-a-filter mounting and the port-
a-filter rest until it comes to a stop.
Push the port-a-filter rest up and tighten the fastening screws. The
setting is correct when the port-a-filter independently remains in the
mounting.
6.1.5 Switch on the grinder and check whether the factory grinding
time settings for single S 2.0 and double D 4.0 appear in the display by
pushing the buttons (Item 8 / 10). If the display corresponds to the fac-
tory settings, continue as described in point 6.1.9; if this is not the case,
the time must be set (see point 6.1.6).
6.1.6 Setting the grinding time (portion quantity). Simultaneously press
both buttons for approx. 3 sec. MENU appears in the display. Scroll to
menu option STI using the single button (Item 8).
6.1.7 Use the Single shot timer, item 9, to set 2.0 sec. Scroll to menu
option DTI using the single button. Use the Double shot timer, item 11,
to set 4.0 sec.
6.1.8 To store these values, press both buttons simultaneously until
SAVE appears in the display.
6.1.9 Adjust the grinding fineness by pulling the sliding detent out to
the front / turn the adjustment screw* and turning the lid / grinding
fineness adjustment to the 2 mark. Note that “0” is the finest setting
and “10” is the coarsest setting.
Rotation to the left = fine
Rotation to the right = coarse
6.1.10 Push your espresso machine’s port-a-filter into the port-a-filter
mounting, item 13, until the grinding process is switched on.
6.1.11 Now brew a test portion of espresso using your machine. If the
result is unsatisfactory, repeat adjustment steps 6.1.6 to 6.1.8 again by
varying the grinding time and grinding fineness. Carry out this process
until the best coffee results have been reached.
6.2 Display / Menue
6.2.1 Calling up the menu
To call up the menu, simultaneously press both buttons for approx. 3
sec. MENU appears in the display. Scroll forward using the single but-
ton. Scroll backwards using the double shot button.
*for KE 640 Vario
