LERTIN Espresso Machine User Manual

1. Įvadas

Thank you for choosing the LERTIN 20Bar Compact Stainless Espresso Maker. This semi-automatic espresso machine is designed to bring the professional barista experience into your home, allowing you to enjoy rich espresso, creamy cappuccinos, and refreshing cold brew coffee. Please read this manual thoroughly before first use to ensure safe operation and optimal performance.

Figure 1: The LERTIN Espresso Machine, showcasing its sleek silver design and digital display during operation.

2. Svarbios saugos instrukcijos

Naudojant elektros prietaisus, visada reikia laikytis pagrindinių saugos priemonių, įskaitant:

• Prieš naudodami prietaisą, atidžiai perskaitykite visas instrukcijas.
• Nelieskite karštų paviršių. Naudokite rankenas arba rankenėles.
• Kad apsisaugotumėte nuo gaisro, elektros smūgio ir žmonių sužalojimų, nemerkite laido, kištukų ar prietaiso į vandenį ar kitą skystį.
• Atidžiai prižiūrėti būtina, kai bet kurį prietaisą naudoja vaikai arba jį naudoja šalia vaikų.
• Ištraukite kištuką iš elektros lizdo, kai nenaudojate ir prieš valydami. Prieš uždėdami ar nuimdami dalis ir prieš valydami prietaisą, leiskite atvėsti.
• Nenaudokite prietaiso su pažeistu laidu ar kištuku arba prietaisui sugedus arba jokiu būdu sugadinus.
• Prietaiso gamintojo nerekomenduojamų priedų naudojimas gali sukelti gaisrą, elektros smūgį arba susižaloti žmones.
• Nenaudoti lauke.
• Neleiskite laidui kaboti virš stalo ar prekystalio krašto ir neliesti karštų paviršių.
• Nedėkite ant įkaitusios dujinės ar elektrinės viryklės ar šalia jos, taip pat į įkaitintą orkaitę.
• Visada pirmiausia prijunkite kištuką prie prietaiso, o tada įjunkite laidą į elektros lizdą. Norėdami atjungti, išjunkite bet kurį valdiklį ir ištraukite kištuką iš elektros lizdo.
• Nenaudokite prietaiso ne pagal paskirtį.
• Dėmesio: Do not switch on the power button before using the cold extraction function. Keep the cold extraction function in use with the power button off and the boiler cool.

3. Gaminio komponentai

The LERTIN Espresso Machine comes with all necessary components for immediate use. Please verify all items are present upon unboxing.

Figure 2: What's in the box - Coffee Machine, Spoon & Tamper, Portafilter, Double Cup Filter, Single Cup Filter, and Instructions.

Pridedami priedai:

• Espreso aparatas: The main unit with digital display and controls.
• Portafiltras: Laiko maltą kavą plikymui.
• 51mm 1 & 2 Double-Layer Filter Cup: Vienkartiniam arba dvigubam espreso puodeliui.
• Tamper with Spoon: For compacting coffee grounds and measuring.
• 57.5 oz Removable Water Tank: Large capacity for multiple brews.
• Naudojimo instrukcija: Šis vadovas.

4. Sąranka ir pirmasis naudojimas

Before using your LERTIN Espresso Machine for the first time, please follow these steps:

1. Išpakuoti: Atsargiai nuimkite visas pakavimo medžiagas ir patikrinkite, ar nėra pažeidimų.
2. Išvalyti: Wash the removable water tank, portafilter, and filter cups with warm soapy water. Rinse thoroughly and dry. Wipe the exterior of the machine with a damp audinys.
3. Padėtis: Place the machine on a stable, flat, heat-resistant surface, away from walls and heat sources. Ensure adequate ventilation.
4. Užpildykite vandens baką: Fill the 57.5 oz (1.7L) removable water tank with fresh, cold water up to the MAX line. Ensure the tank is properly seated in the machine.
5. Initial Rinse (Priming):
   • Įjunkite mašiną į įžemintą elektros lizdą.
   • Place a large cup under the brewing head.
   • Press the "ON/OFF" button to turn on the machine. The display will show the temperature and preheating progress.
   • Once preheating is complete (temperature reaches 198°F), press the "Espresso" button (single shot) to run water through the brewing head without coffee. Let it run for about 30 seconds.
   • Turn the steam knob to the hot water position and dispense hot water for about 30 seconds to prime the steam wand.
   • Repeat this process 2-3 times to thoroughly clean the internal system.
6. Preheat Cups: Place your espresso cups on the cup warming tray on top of the machine. This helps maintain coffee temperature.

Figure 3: The removable water tank and drip tray for easy filling and cleaning.

5. Naudojimo instrukcijos

5.1 Espreso gaminimas

Norėdami paruošti tobulą espreso kavą, atlikite šiuos veiksmus:

1. Paruoškite vandens baką: Įsitikinkite, kad vandens bakelis pripildytas šviežio, šalto vandens.
2. Įkaitinkite mašiną: Turn on the machine by pressing the "ON/OFF" button. Wait for the machine to preheat to 198°F (approx. 16 seconds).
3. Paruoškite portafiltrą:
   • Insert the desired filter cup (single or double) into the portafilter.
   • Add finely ground espresso coffee into the filter cup. For a single shot, use about 7-9g; for a double shot, use about 14-18g.
   • Tolygiai paskirstykite kavos tirščius iramp firmly with the tamper. Ensure the edges are clean.
4. Pritvirtinkite portafiltrą: Align the portafilter with the group head on the machine, insert it, and twist firmly to the right until it is securely locked.
5. Vietos taurė: Place your preheated espresso cup(s) on the drip tray directly under the portafilter spouts.
6. Paruoškite espresą:
   • For a single shot, press the "Espresso" button (single cup icon).
   • For a double shot, press the "Espresso x2" button (double cup icon).
   • The machine will automatically brew the preset amount of espresso (approx. 30±10ml for single, 60±20ml for double). The display will show the brewing time.
7. Nuimkite portafiltrą: Baigę ruošti kavą, atsargiai išimkite portafiltrą, pasukdami jį į kairę. Išmeskite panaudotus kavos tirščius.

Figure 4: Quick brewing for single, double, large cup, and cold brew options.

5.2 Milk Frothing (for Cappuccino & Latte)

The integrated steam wand allows you to create rich, creamy milk foam for your favorite milk-based coffee drinks.

1. Paruoškite pieną: Pripildykite nerūdijančio plieno putų ąsotį šaltu pienu (pieniniu arba ne pieno) iki vieno trečdalio.
2. Suaktyvinti Steam: Press the "Steam" button (steam icon) on the control panel. The machine will begin to heat up for steaming.
3. Valymo garų lazdelė: Once the steam indicator light is solid, turn the steam knob counter-clockwise to release a small amount of steam into an empty cup to purge any condensed water. Turn the knob off.
4. Pieno puta:
   • Panardinkite garų vamzdelio galiuką tiesiai po pieno paviršiumi ąsotyje.
   • Slowly turn the steam knob counter-clockwise to release steam.
   • Laikykite galiuką prie paviršiaus, kad susidarytų putos, tada šiek tiek nuleiskite, kad pienas pašildytų.
   • Continue until the milk reaches desired temperature and texture (approx. 140-150°F / 60-65°C). The steam wand has a rubberized insulated sleeve for safety.
5. Švarus garų vamzdelis: Iškart po putojimo nuvalykite garų antgalį drėgnu rankšluosčiu.amp cloth to remove any milk residue. Briefly turn on the steam again to clear the nozzle.

Figure 5: The 1200W powerful steam system with 360° adjustable and removable nozzle.

5.3 Making Cold Brew

The LERTIN Espresso Machine offers a unique cold extraction function for refreshing cold brew.

1. Svarbi pastaba: Ensure the machine is OFF and the boiler is cool before using the cold extraction function. Do NOT switch on the power button.
2. Paruoškite vandens baką: Fill the water tank with ice water.
3. Paruoškite portafiltrą: Add ground coffee (approx. 8-14g) to the filter cup and tamp lengvai.
4. Pritvirtinkite portafiltrą: Saugiai pritvirtinkite portafiltrą prie mašinos.
5. Vietos taurė: Place a cup with ice under the portafilter.
6. Start Cold Brew: Press the "Cold Brew" button (ice cube icon). The machine will extract cold brew.

5.4 Karšto vandens išpylimas

The steam wand can also dispense hot water for tea, Americanos, or other hot beverages.

1. Ensure Water Tank: Make sure the water tank has sufficient water.
2. Įjunkite karštą vandenį: Press the "Hot Water" button (hot water icon).
3. Dozavimas: Place a cup under the steam wand. Turn the steam knob counter-clockwise to dispense hot water.
4. Sustabdyti: Turn the steam knob clockwise to stop the flow.

6. Valymas ir priežiūra

Reguliarus valymas užtikrina jūsų espreso aparato ilgaamžiškumą ir optimalų veikimą.

6.1 Kasdienis valymas

• Portafilter and Filter Cups: After each use, remove the portafilter, discard coffee grounds, and rinse the portafilter and filter cups under running water.
• Lašėjimo padėklas: Empty and rinse the drip tray daily. The red buoy will indicate when it needs emptying.
• Garų lazdelė: Po kiekvieno naudojimo iš karto nuvalykite garų antgalį specialiu valikliu.amp cloth. Briefly purge steam to clear any milk residue.
• Išorė: Nuvalykite mašinos išorę minkšta, damp audinys. Nenaudokite abrazyvinių valiklių ar šveitimo pagalvėlių.

6.2 Nukalkinimas

Mineral deposits from water can build up over time and affect machine performance. Descale your machine every 2-3 months, or more frequently if you have hard water.

1. Nukalkinimo tirpalo paruošimas: Mix a descaling solution according to the manufacturer's instructions (e.g., citric acid solution or commercial descaler) with water in the water tank.
2. Paleisti sprendimą: Place a large container under the brewing head and steam wand. Run half of the solution through the brewing head (without coffee) and the other half through the steam wand (hot water function).
3. Išskalauti: After running the solution, fill the water tank with fresh, clean water and run it through the machine (both brewing head and steam wand) twice to thoroughly rinse out any descaling solution.

7. Problemų sprendimas

If you encounter issues with your LERTIN Espresso Machine, refer to the table below for common problems and solutions.

If the problem persists after trying these solutions, please contact LERTIN customer support.

8. Gaminio specifikacijos

Figure 6: Compact design and dimensions of the LERTIN Espresso Machine.

9. Garantija ir palaikymas

LERTIN values your satisfaction. For any questions or concerns regarding your product, please contact our customer support team. While specific warranty details are not provided in this manual, please refer to your purchase documentation or the official LERTIN webgarantijos informacijos svetainėje.

Kontaktinė informacija: Please refer to the contact details provided with your product packaging or visit the official LERTIN webpalaikymo svetainė.

Internetiniai ištekliai: You can often find additional support, FAQs, and product registration on the LERTIN brand store: LERTIN Store on Amazon.