KitchenAid KES6551 - Troubleshooting: Espresso Machine; Espresso Extraction Problems

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PROBLEM POSSIBLE CAUSES SOLUTION
Too much coffee Reduce coffee dose.
Portafilter is loose or falls of
during extraction
Portafilter not properly
inserted
The Portafilter has 3 tabs to
secure insertion to the
Group Head. Make sure all 3
of them are properly inserted.
Espresso drips, squirts or
brews from the edge of the
Portafilter
Grind is too fine
Change grind to a coarser
option.
Too much coffee Reduce coffee dose.
Portafilter not properly
inserted
The Portafilter has 3 tabs to
secure insertion to the
Group Head. Make sure all 3
of them are properly inserted.
Espresso shot is not hot
enough
Brewing temperature
selected is medium or low
Increase the brewing
temperature using the
temperature independent
button in the control panel.
Cups not warm
Use the Steam Wand to
preheat your Espresso cup.
Espresso is not coming from
the spouts
Water Tank is empty
Fill the Water Tank.
Grind is too fine
Change grind to a coarser
option.
Too much coffee Reduce coffee dose.
The Filter Basket is blocked Clean the Filter Basket.
Group Head is blocked
Descaling is required.
Espresso pours out slowly or
drips (over extracted)
Grind is too fine
Change grind to a coarser
option.
Too much coffee Reduce coffee dose.
No Crema, or too thin (under
extracted)
Coffee beans are old or dry
The use of fresh coffee
beans is recommended
(under 3 months since
roasting).
Coffee grinds too coarse Change to a finer setting.
Not enough coffee
Increase coffee dose.
Coffee puck is not dense
enough (not enough
tamping)
Increase tamping strength.
Espresso shot size is small
or too large
Custom shot volume being
used
Reset to the default shot
volumes.
Espresso tastes bitter
Espresso shot is
over extracted
Change the coffee grind size
to a coarser setting.
Is too hard to insert the Portafilter