Gastroback 42636 Design Espresso Machine Advanced Control - Handbuch (Seite 18)

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Press & Hold - MANUAL
Press & hold the MANUAL button to deliver
water to the group head at low pre-infusion
pressure. When MANUAL button is relea-
sed, water will continue at the full 9 Bars
of pressure. Press MANUAL button again to
stop extraction .
This function can be used to manually con-
trol the pre-infusion duration.
aDvanCeD prograMMing
Pre-Infusion Programming
Press UP and DOWN arrows together to
enter PRE-INFUSION programming mode.
Press MENU button to move between Pre-
infusion Duration and Power.
Pre-Infusion Duration
The LCD will display the current Pre-Infusion
Duration.
Press UP or DOWN arrow to vary time.
We recommend a range of between
5-15secs as being optimum.
Pre-Infusion Power
The LCD will display current Pre-Infusion
Power. Press UP or DOWN arrows to vary
power.
We recommend a range of between 50-65
as being optimum.
Press EXIT to return to STANDBY mode.
Temperature Unit - ºc/ºf
Ensure machine is switched Off.
While holding DOWN arrow, press the PO-
WER button. The LCD will display the cur-
rent temperature unit (ºC or ºF).
Press UP or DOWN arrow to select desired
temperature unit.
Press EXIT to return to STANDBY mode.
Machine audio
Machine Audio refers to the volume level of
the ‘beeps’ heard:
• HI – high volume
• LO – low volume
• OFF – no volume
Ensure machine is switched Off.
While holding UP arrow, press the POWER
button. The LCD will display the current au-
dio volume.
Press UP or DOWN arrow to select desired
volume.