Gevi E418E 20 Bar Compact Professional Espresso Coffee Machine

INSTRUCTION BOOKLET - Page 18

For E418E. Series: Professional Series

PDF File Manual, 58 pages, Read Online | Download pdf file

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1615
5. Espresso Making Guide5. Espresso Making Guide
1-Due to pre-infusion time, the espresso will not start to flow immediately.
2-As a guide, the espresso will start to flow after 4‒7 seconds (infusion time)
and should be the consistency of dripping honey.
3-If the espresso starts to flow after less than 3 seconds you have either
under dosed the filter, the grind is too coarse and/or the tamping force is
too light. This is an UNDER-EXTRACTED shot.
4-If the espresso starts to drip but doesn’t flow after 8 seconds, then you
have either over dosed the filter, the grind is too fine and/or the tamping
force is too heavy. This is an OVER-EXTRACTED shot.
5-A great espresso is about achieving the perfect balance between sweet-
ness, acidity and bitterness. The flavor of your coffee will depend on many
factors, such as the type of coffee beans, degree of roast, freshness, coarseness
or fineness of the grind, dose of coffee grinds, and tamping force.
6-Experiment by adjusting these factors just one at a time to achieve the
taste of your preference, see ‘Extraction Guide’, page 16.
TIPS
If for 2 shots with 1 cup, it is recommended that the capacity of the cup is about
100ML. While for 2 shots with 2 cups or 1 shot with 1 cup, it is recommended
that each cup is about 50ML. The cups without pre-heating or too large will
make the temperature of the espresso drop quickly, resulting in a poor flavor.
6 - Cups
The Single-shot Mode & Double-shot Mode use duration to control espresso
volume. The duration times are preset, but can be reprogrammed (We suggest
pre-setting the volumes of your shot modes, about 40mL per cup is recomme-
nded. For more details, refer to Re-programming Shot Volume, page 21)
7 - Shot Volume
1-The amount of espresso extracted in the cup will vary depending on your
grind size and grind dose settings.
2-If you want to end brewing in Single-shot Mode/Double-shot Mode,
press the corresponding button to stop brewing.
NOTE
Press either the Single/short cup button or the Double/long cup button to
extract espresso at the preset volume. The extraction will start using the low-
pressure pre-infusion. The machine will stop after the preset volume has been
extracted.
Single/short cup Mode & Double/long cup Mode
Manually control low-pressure pre-infusion time and shot volume without re-
programming the preset shot volume.
Step 1 - Press and hold the Single cup button 3 seconds, the single cup
button will blink white light slowly. The extraction process will enter low
pressure pre-infusion.
Step 2 - Press the Single cup button again when the desired volume of espresso
has been extracted.
Manual Shot Volume
8 - Extraction Guide
• Flow slow like warm honey
• Crema is golden brown with a fine mousse texture
• Espresso is dark brown
Roast
Degree
Grind
Size
Grind
Dose
Tamping
Force
Water
Temp
Cups
Shot
Volume
Medium or
Dark Roasts
A Fine
Grind
Around 14
Grams
(Double Cup)
Pressure
Around 10-
15kg
Lights are
fully illuminated
blue.
Pre-heated
and Suitable
Size
Around
40mL
Per Cup
CORRECT EXTRACTION
Within
Espresso
Range
MAX
10-
15kg
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