Crane Merchandising Systems COTI, Техническое руководство

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Technical Manual 66
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5.7.4 Selection Timers
This menu enables the drink recipes to be adjusted to suit individual preferences. Each
drink available on the machine can be adjusted and each has default values. Selecting a
drink displays the ingredients that make up the drink and timers to make the drink and
are explained below:
1. Select the drink from the Selection Timer
menu to display the ingredients that make
up the drink.
2. PreVend – this is factory set to optimal
values and should not be changed.
3. Milk , Sugar and Instant Coffee – these
ingredients can be adjusted to offer
different strengths to the user and appear
in this menu as for example
Milk 1 , Milk 2
and Milk 3 , where Milk 1 is the least
amount of milk and 3 is the most. The
strength is measured in seconds and
controls how long the ingredient motor is
run and is known as the ingredient throw.
4. Each ingredient can be adjusted in this way and the following can also be adjusted
to create the drink.
5. Water Quantity – how long the water valve is opened.
6. Product Delay – to delay the adding of product after a valve opens.
7. Whipper Time - how long the whipper is run.
8. Whipper Delay – to delay the whipper after a valve opens.
9. Post Dispense Delay – this is the length of time the dispense head remains in the
extended position after the last ingredient has been vended.
5.7.4.1 CoEx Brewer Calibration
The CoEx brewer must be calibrated to ensure it delivers the correct amount of coffee to
satisfy consumers taste preferences. The following two calibrations must be performed
before any of the above
Selection Timers or Water Compensation , refer to Sections 5.7.4
and 5.7.7, are adjusted.
Grinder Adjustment
1. To adjust the grinder, select a drink that contains Coffee Beans “ Espresso made
from Beans ” for example from the Selection Timer screen.
2. Select the Coffee option and then Selection Timer to display the Timer screen and
show the Timer figure.
3. Press button 15 on the Service Keypad , to dispense a quantity of ground coffee for
the amount of seconds displayed.
4. Check the consistency of the coffee grind & adjust if required. This also enables
you to weigh the coffee & adjust the gram throw figure.