1. Wichtige feiligens ynformaasje
Please read all instructions carefully before operating the Gastroback Design Espresso Advanced Duo 42626 espresso machine. Retain this manual for future reference.
- Soargje derfoar dat it apparaat ferbûn is mei in ierdske stopkontakt mei it juste folumetage (230 Volt).
- Dompel it apparaat, it netsnoer of de stekker net ûnder yn wetter of oare floeistoffen.
- Hâld hannen en gerei fuort fan bewegende dielen by operaasje.
- Doch altyd it stopkontakt út it stopkontakt foardat jo de masine skjinmeitsje of as jo him net brûke.
- Exercise caution when handling hot surfaces, steam, and hot water.
- Dit apparaat is allinich bedoeld foar húshâldlik gebrûk.
2. Produkt Overview
The Gastroback Design Espresso Advanced Duo 42626 is a programmable espresso machine designed for preparing various coffee specialties. It features an integrated conical grinder and a dual Thermoblock system, allowing simultaneous espresso brewing and milk frothing. The machine includes a professional 15-bar espresso pump and an electronic PID regulator for precise temperature control.

Front view of the Gastroback Design Espresso Advanced Duo 42626 espresso machine, showcasing its stainless steel finish, control panel, portafilters, and integrated bean hopper.
Key Features:
- Programmable espresso machine with portafilter.
- Integrated conical grinder with 30 adjustable grind settings.
- Dual Thermoblock system for simultaneous espresso and milk frothing.
- Professional 15-bar espresso pump.
- Electronic PID regulator for precise water temperature control.
- Separate hot water spout for Americano, Café Crème, or Tea.
- Individually programmable water quantity per cup and pre-infusion function.
- Útnimbere wettertank fan 2.8 liter.
- Warming plate for cups.
Ynbegrepen aksessoires:

The image displays the included accessories: a professional stainless steel espresso tamper, single-wall filters for 1 and 2 cups, and a milk frothing pitcher.
- Professional stainless steel espresso tamper.
- Single-wall filter baskets for 1 and 2 cups.
- Milk frothing pitcher.
- Cleaning tool.
3. Opsette
3.1 Initial Cleaning
- Ferwiderje alle ferpakkingsmaterialen en stickers fan 'e masine.
- Wash the water tank, portafilter, filter baskets, milk pitcher, and drip tray with warm soapy water. Rinse thoroughly and dry.
- Wipe de bûtenkant fan 'e masine mei adamp doek.
3.2 It foljen fan de wettertank
- Nim de 2.8-liter wettertank fan 'e efterkant fan' e masine fuort.
- Folje de tank mei fris, kâld filtere wetter oant de MAX-line.
- Set de wettertank werom op syn plak, en soargje derfoar dat er feilich fêst sit.
3.3 Filling the Bean Hopper and Adjusting Grind Settings

The bean hopper with visible grind settings, ranging from fine to coarse, and a capacity of 260g.
- Lift the lid of the bean hopper located on top of the machine.
- Pour fresh, whole coffee beans into the hopper. The hopper has a capacity of 260g.
- Slút it deksel feilich.
- Adjust the grind setting using the dial on the bean hopper. There are 30 grind settings available, from fine (for espresso) to coarse (for other coffee types). Start with a medium-fine setting for espresso and adjust as needed based on extraction time and taste.
4. Bedriuwsinstruksjes
4.1 Ynskeakelje en foarferwaarmje
- Plug de masine yn in macht outlet.
- Press the power button. The machine will begin to preheat. This process ensures optimal brewing temperature.
- The warming plate on top of the machine will also heat up, allowing you to pre-warm your cups.
4.2 Kofje malen

In close-up view of freshly ground coffee collected in the portafilter, ready for tamping and brewing.
- Doch de winske filtermand (1-kops of 2-kops) yn 'e portafilter.
- Plak de portafilter ûnder de útgong fan 'e molen.
- Press the grind button. The grinder will dispense freshly ground coffee into the portafilter. The quantity of coffee powder is individually adjustable.
- Once ground, use the included tampom de kofjediken evenredich te komprimearjen.
4.3 Brewing Espresso

The espresso machine actively brewing a shot of espresso into a glass cup, demonstrating the extraction process.
- Insert the portafilter firmly into the brew group, twisting it to the right until it is locked in place.
- Plak jo foarferwaarme beker(s) ûnder de tuiten fan it portafilter.
- Select the desired espresso button (single or double shot). The machine will initiate the pre-infusion function, followed by brewing.
- The brew pressure gauge will indicate the pressure during extraction. Aim for the optimal range for best results.
- The water quantity per cup is individually programmable. Refer to the full manual for programming instructions.

A close-up of the pressure gauge on the control panel, indicating the brewing pressure during espresso extraction.
4.4 Molkskuimjen

The steam wand frothing milk in a stainless steel pitcher, creating a creamy texture for lattes and cappuccinos.
- Fill the milk frothing pitcher with cold milk.
- Position the 360° swiveling steam wand into the milk.
- Activate the steam function. The dual Thermoblock system allows you to froth milk while brewing espresso.
- Move the pitcher to create a vortex, incorporating air to achieve desired foam consistency.
- Once finished, turn off the steam function and immediately wipe the steam wand with a damp doek om opbou fan molkresten te foarkommen.
4.5 Hot Water Dispensing

The separate hot water spout dispensing hot water into a glass, suitable for Americanos, Café Crème, or tea.
- Place a cup under the separate hot water spout.
- Activate the hot water function.
- Turn off the function once the desired amount of hot water is dispensed.
5. Underhâld
Regelmjittich skjinmeitsjen en ûnderhâld soargje foar de lange libbensdoer en optimale prestaasjes fan jo espressomasine.
5.1 Daily Cleaning
- Portafilter en filtermanden: After each use, remove the spent coffee grounds and rinse the portafilter and filter baskets under hot water.
- Stoomstôk: Fuort nei it opskuimen fan molke, feie de stoomstôk ôf mei in advertinsje.amp doek. Lit in bytsje stoom útkomme om alle ynterne molkresten te ferwiderjen.
- Drip lade: Empty and clean the drip tray daily or when the 'Empty Me' indicator appears. Wash with warm soapy water and rinse.
- Eksterieur: Wipe de bûtenkant fan 'e masine mei in sêft, damp doek. Brûk gjin abrasive cleaners.
5.2 Reiniging fan 'e slypmasine
- Soargje derfoar dat de beane-trechter leech is.
- Remove the bean hopper and use the cleaning brush to remove any loose coffee grounds from the burrs.
- Refer to the full manual for detailed instructions on removing and cleaning the grinder burrs.
5.3 Avkalking
- De masine sil oanjaan wannear't ûntkalking nedich is.
- Brûk in ûntkalkingsoplossing dy't spesifyk ûntworpen is foar espressomasines.
- Follow the instructions provided with the descaling solution and the machine's full manual for the descaling procedure.
- Regular descaling prevents mineral buildup and maintains optimal machine performance.
6. Probleemoplossing
If you encounter issues with your espresso machine, refer to the following common problems and solutions:
| Probleem | Mooglike oarsaak | Oplossing |
|---|---|---|
| Gjin kofje útjûn | Wettertank leech; ferstoppe filter; te fyn maalje; tamped te hurd. | Fill water tank; clean filter; adjust grind coarser; tamp lichter. |
| Coffee brews too fast/weak | Grind too coarse; not enough coffee; tamped te licht. | Adjust grind finer; increase coffee quantity; tamp fêster. |
| Gjin stoom fan 'e stêf | Steam wand clogged; machine not heated to steam temperature. | Clean steam wand; allow machine to fully heat for steam. |
| Masine lekt wetter | Wettertank net goed ynsteld; lekbak fol; probleem mei ôfsluting. | Reseat water tank; empty drip tray; contact customer support if issue persists. |
For more detailed troubleshooting, please consult the comprehensive manual or contact Gastroback customer support.
7. Spesifikaasjes
| Eigenskip | Spesifikaasje |
|---|---|
| Merk | GASTROBACK |
| Model Number | 42626 |
| Kleur | Sulver |
| Ofmjittings (L x B x H) | 33 x 34 x 39.5 sm |
| Gewicht | 10.8 kilogram |
| Water Tank Kapasiteit | 2.8 liter |
| Voltage | 230 Volt |
| Materiaal | Rustfrij stiel |
| Pomp druk | 15 bar |
| Bean Hopper Kapasiteit | 260g |
| Grind ynstellings | 30 |
8. Garânsje en stipe
The Gastroback Design Espresso Advanced Duo 42626 comes with a manufacturer's warranty. Please refer to your purchase documentation or the official Gastroback webside foar spesifike garânsjebetingsten en -kondysjes.
For technical support, spare parts, or service inquiries, please contact Gastroback customer service through their official channels. Availability of spare parts is typically 2 years from the date of purchase.