Gastroback 42636 Design Espresso Machine Advanced Control - Handbuch (Seite 25)

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proBleM possiBle Causes whaT To Do
Espresso only drips from the
portafilter spouts, restricted
flow
Coffee is ground too finely. Use slightly coarser grind.
Too much coffee in the filter
basket.
Lower dose of coffee.
Coffee tamped too firmly. Tamp between 15-20kgs of
pressure.
The Dual Wall filter basket
may be blocked.
Use the fine pin on the clea-
ning tool to clear the outlet
hole on the under side of the
filter basket.
Espresso runs out too quickly The coffee is ground too
coarse.
Use slightly finer grind.
Not enough coffee in the
filter basket.
Increase dose of coffee.
Coffee not tamped firmly
enough.
Tamp between 15-20kgs of
pressure.
Coffee not hot enough Cups not preheated. Rinse cups under hot water
outlet and place on cup
warming tray.
Milk not hot enough (if
making a cappuccino or
latte etc).
Heat milk until base of the
jug becomes hot to touch.
No crema Coffee beans are stale. Buy freshly roasted coffee
with a “roasted on” date.
Using Single Wall Filter
Baskets with pre-ground cof-
fee.
Ensure you use Dual Wall
Filter Baskets with pre-
ground coffee.
Espresso runs out around the
edge of the filter holder
Portafilter not inserted in the
group head correctly.
Ensure portafilter is inserted
and rotated until resistance
is felt.
There are coffee grounds
around the filter basket rim.
Clean excess coffee from
the rim of the filter basket
to ensure a proper seal in
group head.
Too much coffee in the
filter basket.
Ensure upper edge of the
metal cap on the tamper is
level with the rim of the filter
basket after tamping.
Unable to set auto start time Clock not set. Set clock.