1st-line Vibiemme Domobar Super User Manual Download Page 1

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V i b i e m m e D o m o b a r S u p e r

U s e r ’ s G u i d e

This guide covers all “Super” models

Created exclusively for customers of 1st-line.com

Avoid costly damage and potential injury by reading this entire manual ﬁrst!

Warranty

- One year parts and labor warranty limited strictly to manufacturer’s defect. Warranty service pro-

vided by and at 1st-line Equipment. Repair Authorizations are required. Customer is responsible for shipping costs

one way to 1st-line Equipment. It is advised to keep the packaging as repackaging can increase damages and costs in

upwards of ﬁfty dollars. Limited warranty does not include adjustments made by customer, or damage to unit caused

by customer adjustments. Limited warranty does not include lost proﬁts, abuse, damage, negligence, or any inciden-

tal, consequential, or special damages of any kind.

Parts, Cleaners, and Accessories

- For additional parts, accessories, and cleaning agents not included

please contact your retailer or visit www.1st-line.NET

Technical support and usage questions should be directed to your reseller/retailer.

Summary of Contents for Vibiemme Domobar Super

Page 1: ...by and at 1st line Equipment Repair Authorizations are required Customer is responsible for shipping costs one way to 1st line Equipment It is advised to keep the packaging as repackaging can increase damages and costs in upwards of ﬁfty dollars Limited warranty does not include adjustments made by customer or damage to unit caused by customer adjustments Limited warranty does not include lost pro...

Page 2: ...ge E 61 Grouphead Hot Water Wand Hot Water Valve Water Reservoir under Cup Warming Tray Cup Warming Tray Steam Wand This diagram represents the major features that are common to the exterior of all models Variations between the different models are described later in this manual 3 Way Valve Removable Drip Tray Cover Rear cover screw one of six three on each side i ...

Page 3: ...stall feet do not use machine without installing the feet Remove water reservoir and wash thoroughly and reinstall 13 C Fill reservoir with proper quality water 12 D Insert portaﬁlter 14 E Turn power switch to Position I and wait for pump to start 14 F When pump stops turn power switch to Position II Stand by machine and monitor warm up 15 G Grind Coffee ﬁll and tamp coffee in portaﬁlter to prepar...

Page 4: ...ing and Maintenance 25 After Each Pull 25 After Each Session 25 Once Every One Or Two Weeks 26 Backﬂushing 26 As Necessary 27 Exterior Cleaning 27 Grouphead Gasket Replacement 27 Hot Water Wand 28 Steam Wand 28 Long Term Storage 28 Placing a Machine Back Into Service After Storage 29 14 De scaling 30 How to Descale 30 15 Hints Tips and Tricks 34 Maximizing Steaming Power 34 Minimizing Temperature ...

Page 5: ...achine off when not in use The steam from this machine can quickly cause deep and serious burns Use great care when steaming The hot water from this machine can be at or very near the boiling point Use caution whenever dispensing hot water Some of the chemicals necessary to maintain this machine can present a safety hazard Thoroughly read all direc tions warnings and cautions on all products befor...

Page 6: ...ted with creating espresso To help you enjoy your machine as long as possible we have also included a chapter on maintenance The process of getting an espresso machine and its grinder and all the variables involved in making espresso aligned is called dialing it in Just because you bought a good cut of beef and have a nice stove it does not mean that you are about to cook a great steak Just becaus...

Page 7: ...l wire is connected to the end of the sensor to the control unit If the water level is too low the control circuit turns the pump on and at the same time a valve opens to direct the water into the boiler How far this sensor is pushed into the boiler determines the level of water in the boiler Pushing it in further maintains a lower water level Pulling it out creates a higher water level in the boi...

Page 8: ...y raise the temperature of the water without having it boil This temperature which is above the boiling point of water also allows some temperature drop between the boiler and the grouphead so that when the water reaches the coffee it is at the correct brew temperature Brew Pressure Gauge The information that this gauge displays can actually be confusing This is because it is reading the pres sure...

Page 9: ...here The water cools just a little as it leaves its heat energy in the metal This water becomes heavier as it cools and the cooler water sinks back into the heat exchanger This convection current continues to heat the grouphead while the machine is on and even for a time after it is turned off This helps create a consistent brew temperature throughout the brewing path a critical component for qual...

Page 10: ...o its off position There is still some water under pressure trapped above the coffee When the brew path was closed to stop the ﬂow of water from the heat exchanger to the coffee it opened a path from the coffee through the grouphead and through the 3 way valve which leads to the drip tray A woosh of pressure is relieved sending the excess water and coffee into the drip tray This relieves all press...

Page 11: ...n the gauge will display any useful information is when the brewing process is underway At all other times even when the pump is reﬁlling the boiler this gauge is not dis playing any useful information and should be ignored About 9 BAR is a good place to be brewing as you get started Each division is 5 BAR To the left of the brew pressure gauge is the water level indica tor lamp If this is illumin...

Page 12: ...n through the lower portion of the casting and into the drip tray When it is opened it allows the pressure remaining in the brewing path to ﬂow into the drip tray This allows you to im mediately remove the portaﬁlter without worrying about the portaﬁlter sneeze that s a spitting out of coffee or hot water from conﬁned pressure as can happen on lesser machines without a 3 way valve Semi Automatic T...

Page 13: ...am The brew cycle begins as soon as you press the button 3 When the amount of time you choose has elapsed press the same programmable button again to stop the brew That s it That button is now programmed matching the amount of time of the pull you just concluded After you stop the brew cycle during this programing mode it takes about twenty seconds for the electronics to remember the programming j...

Page 14: ...ripping remove the machine as described in this section but wait 24 hours to allow excess moisture to evaporate to alleviate any electrical danger or damage from short circuits If in doubt open the case as described later in this manual to assist in the drying as well as to inspect for ac cumulated water in the machine You may notice that there is a rough area on the right side of the grouphead wh...

Page 15: ...r nearly impossible Having the ma chine somewhere near a sink for easy disposal of the contents of the drip tray as well as washing various parts after use is a good idea but don t place it so close that washing dishes and other such chores will cause splattering on the machine which could leave dif ﬁcult to remove stains You should also allow room to have the grinder close by the espresso machine...

Page 16: ...uce boiler volume cause poor heating performance and can eventually lead to heating element failure Water hardness test strips are available that can be used to make sure that the water you are using is safe for your machine Inexpensive TDS meters are also readily available for purchase and these can be used to test the hardness of your water If you ﬁnd that your water is too hard we recommend usi...

Page 17: ...form is properly seated with the protruding screw in the hole that activates the microswitch Replace the water reservoir in the machine Be sure that both hoses enter the reservoir correctly and are not kinked or pinched Once you have veriﬁed that your water will be of a quality appropriate for use in an espresso machine ﬁll the water reservoir A funnel is recommended to prevent spill ing water int...

Page 18: ... the machine into a surge suppressor capable of handling 1040 joules or higher not included The outlet must be properly grounded and should be protected with a GFCI ground fault circuit interrupter For the manual model make sure that the lever if in the fully down posi tion pushed back nearly against the front of the machine Turn the Domobar Super s power switch to Position I as shown here The gre...

Page 19: ...ure that the machine is working properly Place a suitable container like a heat resistant glass mea suring cup or stainless steaming pitcher under the hot water spout and carefully open the hot water valve Water should pour out and the pump should start Pump out about 6 ounces and then close the hot water valve Repeat this two or three times over the next ﬁve or ten minutes and then check the rese...

Page 20: ...grinder adjustment is a huge part of making espresso Beyond that once coffee is ground it should be used within in a few minutes Whole beans ground per use in a quality grinder is the only way to get the best tasting espresso from your new machine In many ways the grinder is more important than the espresso machine The roast is also very important One of the most widely held misconceptions is that...

Page 21: ...spresso and your results become more consistent you will be able to use this cooling ﬂush and wait time to ﬁne tune the process to match your tastes the coffee you are using and the type of drink you are making As an example making a cappuccino or latte you can use a slightly higher tem perature so you would use a shorter cooling ﬂush If you are going to have a straight espresso a slightly longer ...

Page 22: ...th as little dust as possible and with particles in a controlled size range We cannot emphasize too strongly that your choice of grinder is critical for quality espresso You have purchased a very ﬁne espresso machine and to get the most from it you need to use a grinder of equal quality A high quality grinder speciﬁcally designed to be used for espresso is highly recom mended The best of these are...

Page 23: ...er the grinder s doser to clear it of loose coffee if you have a doserless model do this over a small bowl This is also a good test to assure that you have properly tamped the coffee Do this carefully because every once in a while all the coffee will fall out of the basket Another variable not yet mentioned is the dose that is just how much coffee is the right amount One method is to weigh the cof...

Page 24: ...presso can be made in a range of about twenty to thirty ﬁve seconds A very tasty double can be as little as 1 25 ounces to as much as 2 5 ounces Think of these parameters as a bell curve with the greatest percentage of success to be at the central peak of the curve Learning what various ﬂow rates look like so that you can visually identify when things are working as they should as well as when the...

Page 25: ...per ﬂow creates a double of about two ounces or a single of about one ounce in about twenty ﬁve seconds It ﬂows from the spouts like warm honey slow and thick and although the color may lighten a bit as it nears the end even at its lightest color it should be a rich caramel tone The variables involved when choosing a grind dosing an amount of ground coffee and tamping can create a wide range of po...

Page 26: ...sion Don t want to stretch that much milk Use a smaller pitcher to achieve a suf ﬁcient starting depth Having a steaming thermometer in the milk will help you learn the process a lot faster You also need to have a small towel or dishrag that has a portion of it soaked but not dripping This is just to wipe off the steam wand as soon as it is removed from the milk Not doing so will bake the milk to ...

Page 27: ...at no more air is being drawn in Now the steam is breaking up the tiny bubbles in the milk and creating micro foam 7 As with any ﬁne art one of the important lessons to learn is when to stop When in doubt it is generally better to stop sooner than later A steaming thermometer can be a big help here When you hit about 135 F 57 C degrees you need to have your hand on the steam valve because you shou...

Page 28: ...me you will have to work it A pitcher that is sized to the task helps A 28 ounce steaming pitcher with only four ounces of milk in it will be impossible to work To practice getting the proper position stretch some water in a clear vessel to get a better idea of what is going on in there Be sure to use a vessel made from heat resistant glass You will need to reﬁll with cold water after about 20 sec...

Page 29: ...am valve should be brieﬂy opened and closed to create a blast of steam to force out the remaining milk that may be in the wand Allowing milk to sit on or in the wand will cause the milk to bake onto the hot metal This is not only unsanitary but can also become very difﬁcult to remove If you do have baked on milk we do not recommend soaking the wand in a pitcher This can cause dirty water to be dra...

Page 30: ...ne 1 Insert the blind ﬁlter into one of the portaﬁlters 2 Place a small amount of espresso machine cleaner into the basket see manufacturer s instructions for speciﬁc amounts to be used 3 Lock the portaﬁlter into place just like you would to make espresso 4 Manually engage the brew function 5 Watch the brew pressure gauge and when pressure builds to about 9 BAR turn the brew function off 6 Repeat ...

Page 31: ...e gasket as well as a spare shower screen on hand The most difﬁcult thing about replacing the grouphead gasket is removing the old one Depending on just how hard or old the existing gasket is will dictate the difﬁculty of removing it First try removing it by gently prying it out Use a small screwdriver or a paint can opener Take care not to damage the chrome surface of the grouphead If that does n...

Page 32: ...e of that if the Domobar is not going to be used for a while or is being placed into storage some factors must be considered The ﬁrst is temperature If it can be avoided the machine should never be stored where it will be subjected to freezing temperatures If there is water in the machine that is allowed to freeze a lot of damage can be done as the water expands when it turns to ice Try to avoid d...

Page 33: ...rious pipes and hoses To do so 1 First wash the water reservoir then ﬁll it with water 2 Turn the power switch to Position I After the initial cycle of the pump stops turn the switch to Position II and wait for pressure to build in the boiler 3 When the boiler pressure is at or above 5 ATM open the hot water tap and pump about 6 ounces of water into an appropriate vessel Repeat that four times wai...

Page 34: ...e scaling is a preventative maintenance chore that can help avoid these problems and will signiﬁcantly prolong the life of your Domobar Super WARNING De scaling involves opening the case of the machine which exposes the internal work ing components Electrical components and their wiring can present a shock hazard and many parts inside the machine can get very hot CAUTION Only use products that exp...

Page 35: ...d backﬂush the machine Turn on the brew function and allow it to run for about ﬁve seconds This will force the de scaler through the over pressure relief valve You will see the liquid ﬂowing back into the reservoir through the secondary hose When that takes place turn the machine to 0 and unplug the power cord Leave the hoses in place and move the reservoir off to the side of the machine and lift ...

Page 36: ...under the grouphead turn the power switch to Position I and immediately turn on the brew cycle for ﬁfteen seconds or more to ﬂush out the grouphead and thermosyphon pipes Turn off the brew cycle and immediately turn the Power Switch to position 0 21 Lock the Portaﬁlter with the blind ﬁlter basket in place on the grouphead Turn the Power Switch to Position I and run the brew cycle for ﬁve or ten se...

Page 37: ...reat ment of the water Also check the hardness of your water at more frequent intervals 32 Plug the machine back in and turn the Power Switch to Position I The pump should not start Place a suitable container under the hot water wand and open the hot water valve Turn the switch to Position II As the machine heats up some of the excess water in the boiler will be displaced by the steam When the pum...

Page 38: ... a bit more temperature stability as well because it eliminates the variable of the heating element coming on during the pull If the heating element comes on during a pull you will hear the pump lose a bit of power because the heating element is drawing a large percentage of the current available on the circuit If the circuit that feeds electricity to your Domobar Super is being challenged by the ...

Page 39: ...times not opening at all The valve is adjustable and the user can set it to their liking Be aware that the brew pressure gauge on the front panel reads a slightly higher pressure than the extracting pressure you desire in the grouphead If you rely solely on the gauge s reading to make adjustments odds are that the brew pressure will be too low It reads about 1 ATM higher than the pressure that rea...

Page 40: ...o high and the coffee can taste burnt or bit ter It can also cause excessive steam in the heat exchanger which contributes to the over extraction and can create so much force that the steam can blast through the puck and cause a fast ﬂow On the other hand if the pressure is too low the brew temperature will be too low The coffee will taste sour under extracted and thin Of course these can be exper...

Page 41: ...water but the water is always cold Check the power switch to be sure that it is in position II Over Temperature Safety Thermostat tripped This occurs if the pressurestat malfunctions or the water level is not maintained in the boiler In either case the boiler can overheat To save the machine from damage there is an over temperature thermostat that protects the machine much like a circuit breaker o...

Page 42: ...difference in taste Bitter coffee can come from Water that is too hot Coffee that is over roasted or stale Cheap low quality coffee Worn burrs or low quality grinder that makes too much dust Brew pressure that is too high Not using enough coffee in the portaﬁlter Sour tastes can come from Brewing temperature that is too cold Coffee that is under roasted Brew pressure that is too low Bad or spoiled...

Page 43: ...39 MAINTENANCE RECORDS Date Task Comments ...

Page 44: ...1 s t l i n e W W W 1 s t l i n e C O M Manual provided by 1st line Equipment LLC on an as is basis ...

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