MODBAR-AV

manual
modbar av - espresso system
Modbar AV is an elegant espresso machine which hides the complexity
of the traditional machine under the counter.
It exists for the barista, the visionary and the dreamer who wants to
redefine the aesthetics of the coffee space, while still requiring the
quality, consistency and reliability of a proven industry leader.

modbar av - espresso system page 3 La Marzocco S.r.l.
page 7
Operating Manual V1.0 - 03/2018 page 11 Via La Torre 14/H
page 19 Località La Torre
MAN.21.1 page 23 50038 Scarperia e San Piero
page 26 (Firenze) - ITALIA
Chapters page 27
page 28 www.lamarzocco.com
1. General Warnings and Safety Specifications page 30 [email protected]
2. Definition of Available Models
3. Installation T: +39 055 849 191
4. Machine Operation and Coffee Preparation F: +39 055 849 1990
5. Maintenance and Periodic Cleaning Operations
6. De-commissioning and Demolition
7. Mandatory Maintenance and Check-up Operations
8. Precision Scale
9. Software Programming Guide

certifications available:

EN

1. General Warnings and Safety Specifications

WARNING WARNING children more than 8 EN
This machine is for professional As already mentioned in years of age) with reduced
use only and should be installed the preceding notes, the physical, sensory or mental
in locations where its use and manufacturer shall not be held capabilities, or lack of
responsible for damage to experience and knowledge,
maintenance is restriced to objects, animals and/or people as long as they have
trained personnel. Children are whenever the machine has not been given supervision or
forbidden to operate or play with been installed according to the instructions concerning
instructions contained in this the use of the appliance
the machine. manual, and is not used to do by a person responsible
what it was designed for (i.e. for their safety and if they
WARNING preparing coffee and hot drinks). understand dangers.
The Espresso Tap must be placed
1) Important safeguards • Children should be
in a horizontal position on a • The weighted sound supervised to ensure that
counter higher than 80 cm from they do not play with the
pressure level of the appliance.
the ground. machine is lower than
70dBA. • Keep the appliance and
WARNING • Use, cleaning and its cord out of the reach of
This machine is not suitable for maintenance of this coffee children less than 8 years
outdoor use. Jets of water should machine are realized of age.
not be used to clean the machine, by people (including
nor should it be placed where 2) This operating manual
is an integral and essential
water jets are used. part of the product and

3

ENmust be supplied to users. dealer or retailer immediately. They and must be performed by
Users are asked to read will send out specialized personnel qualified and authorized
the enclosed warnings and authorized to perform service on personnel.
cautions carefully, as they the espresso machine. 8) Incorrect installation may
provide valuable information 5) Packaging (boxes, plastic cause for injury/damages to
concerning safety during bags, foam parts and whatever people, animals or objects, for
installation, operation and which the manufacturer shall
maintenance. This manual else) must not be left around not be held responsible.
must be kept in a safe 9) Safe electrical operation of
place and be available for within easy reach of children, this device will be achieved
consultation to new and only when the connection to
experienced users alike. due to the potential danger it the power outlet has been
3) Ensure product’s integrity completed correctly and
by inspecting the packaging, represents, nor be discarded in observance of all local,
making sure it presents no national, and international
signs of damage which might in the environment. electrical codes and safety
have affected the enclosed 6) Check to see that data on regulations, and particularly
machine. the rating plate corresponds by grounding the unit.
4) Check the machine’s Make sure grounding has
integrity after having carefully to those of the main electrical been done properly as it
removed the packaging. represents a fundamental
Note: In case of doubt, do not go supply which the machine will safety requirement. Ensure
on any further and contact your qualified personnel check
be hooked up to.
4 7) The equipment must be
installed to comply with the

applicable federal, state or

local electrical and plumbing

codes. The installation

also must comply to the

manufacturer’s instructions,

such connection. for. Any other application is • do not expose the device toEN
10) Furthermore, you must inappropriate and dangerous. atmospheric agents (rain,
ensure that the capacity of The manufacturer shall not be held sun, etc.);
the available electrical system responsible for any damages caused
is suitable for the maximum by improper and/or irrational use. • do not allow children or
power consumption indicated This machine should not be untrained people to use
on the espresso machine. installed in kitchens. this device;
11) We do not recommend 13) Using any electrical
using adapters, multiple device requires that certain • do not clean the control
plugs and/or extension cords. fundamental rules be panel with a wet cloth since
If you cannot avoid using observed. In particular: it is not watertight.
them, make sure that they are • do not touch the device
exclusively of the kind which 14) Before carrying out any
conforms to local, national, with wet or humid hands maintenance and/or cleaning
and international electrical and feet; operations, turn the main
codes and safety regulations, • do not use the device while switch, which is located on
being careful not to exceed having no shoes on your the front left of the machine,
the power and current ratings feet; to the “0” or “OFF” position,
indicated on such adapters • do not use extension cords and disconnect the machine
and extension cords. in bath or shower rooms; from the electrical network
12) This device must be used • do not unplug the device by unplugging the cord or
exclusively for the functions it from the power outlet by by switching off the relative
has been designed and built pulling on the power supply circuit breaker. For any
cable; cleaning operation, follow
exclusively the instructions
contained in this manual.

5

15) In case the machine is 17) In order to avoid dangerous 20) Dimensions and weights common to all
operating in a faulty manner overheating problems, it is machines
or breaks down, disconnect recommended that the power
it from the electrical network supply cable be fully unfurled. D F
(as described in the preceding 18) Do not obstruct air intake E C
point) and close the water and exhaust grilles and, in
supply valve. Do not attempt particular, do not cover the B
to repair it. Contact a qualified cup warmer tray with cloths or
and authorized professional to other items. A
perform any repair. Any repairs 19) The machine’s power
must be performed exclusively supply cable must not be A [mm] 356 D [mm] 316
by the manufacturer or by replaced by users. In case the B [mm] E [mm]
an authorized centre using power supply cable becomes C [mm] 203 F [mm] 137
only original parts. Non damaged, shut off the WEIGHTModule [kg] 406 WEIGHTTap [kg] 115
compliance with the above machine and disconnect the 18 10,5
could compromise the safe machine from the electctrical
operation of the machine. network by switching off the
16) You should plan to relative circuit breaker and
make use of an omnipolar close off the water supply;
connector during installation, to replace the power supply
as required by local, national, cord, contact qualified
and international electrical professionals exclusively.
codes and regulations.
EN
6

2. Definition of Available Models

23 This operating manual refers exclusively to the following models, of our own manufacture:
MODBAR AV, Espresso System
Legend

1 Espresso Actuator Lever 4 Digital Display

2 Selection Indicator 5 USB Key Connection

3 Timer 6 Power Switch

1 4 16 17 7 Selector
Espresso Tap 6 21 20 8 Pressure Gauge
11 9 Keypad
5 10 Drain
14 11 Water Inlet

12 Electrical Connection Pump

13 Power Inlet

7 18 14 Tap 1 Brewing
8 19 15 Tap 2 Brewing
9 13 16 Tap 1 Low Voltage
17 Tap 2 Low Voltage
Espresso Module 12 18 Tap 1 High Voltage
15 19 Tap 2 High Voltage
10 20 Serial AUX Low Voltage
21 Scales Low Voltage
22 For additional information on electronics, 22 Precision Scale
ABR keypads, and software programming,
please see the section entitled Software
Programming your Espresso Machine. EN

Fig. 1 - ESPRESSO System

7

This operating manual refers exclusively to the following models, of our own manufacture:
MODBAR AV 1 group, Espresso System

Espresso Module Legend
1 1 Espresso Tap 1

2 Tap 1 Brewing

3 3 Tap 1 Low Voltage
2 4 Tap 1 High Voltage
5 Preheater

6 Tap 1 Coffee Boiler

Espresso Tap Barista Side 4 For additional information on electronics,
keypads, and software programming,
please see the section entitled Software
Programming your Espresso Machine.

5
6

EN Barista Side

Fig. 1a - ESPRESSO System 1 group
8

This operating manual refers exclusively to the following models, of our own manufacture:
MODBAR AV 2 groups, Espresso System

2 Espresso Module Legend
1 Espresso Tap 1
1 6 2 Espresso Tap 2
5 3 Tap 1 Brewing
Espresso Taps 3 4 Tap 2 Brewing
9 5 Tap 1 Low Voltage
10 Barista Side 7
4 8 6 Tap 2 Low Voltage
7 Tap 1 High Voltage
8 Tap 2 High Voltage
9 Tap 2 Coffee Boiler
10 Tap 1 Coffee Boiler

For additional information on electronics,
keypads, and software programming,
please see the section entitled Software
Programming your Espresso Machine.

Barista Side EN
Fig. 1b - ESPRESSO System 2 groups

9

1) General Description • Pressure is displayed through a pressure
The machine is built in 1 and 2 coffee gauge with a scale from 0 to 18 bar.
group versions and is essentially composed
of the following parts: • Safety device, based on an expansion
type mechanical valve, with
• Inlet and outlet boilers if one group ounteracting spring adjusted to 13 bar. • Machine ETL plate:
machine or boiler 1 / boilers 2 if two
groups machine; • Testing: Hydraulic test at 18 bar
performed on ready-to-use small boilers,
• Brewing tap(s); at our factory.
• Water pump.
• Brewing groups
2) Description of the various parts They consist of a precision casting made SERIAL #:
• Coffee Boilers of stainless steel. The brewing group MFG.PSPDEARRTRE00I:A00L00#00:0000
The Coffee Boiler consists of a cylindrical accepts the portafilter used to hold the MODEL:
tank made of AISI 300 series stainless ground coffee; the espresso flows through MEsOpDreEsLs:o AV System 1M1F/2G1./D20A1T7E:
steel. Each unit is subjected to a hydraulic the brewing group, through the portafilter E2s0p8reVsasoc A/ V13S,y1sAtem/ 2,73131W/21//26001h7z. / 1-Phase
test, at a pressure of 18 bar, and has an basket, through the portafilter spout, and
operating pressure of 9 bar. The following, into the cup(s) after the brewing button 208 Vac / 13,1A / 2,733W / 60hz. / 1-Phase
is the effective volumes: has been pressed. 220-240 Vac / 14,2A / 3,264W / 60hz. / 1-Phase
• Exterior cover
The exterior consists of painted and 22C0A-P2A40CIVTaYc: 2/ .184L,2AM/A3X,2. 6P4RWES/S6U0RhzE.:/211-7P,5haPsSeI
stainless sheet steel panels. To provide
good aesthetics, to optimize ergonometrics WCAATPEARCSIUTPYP:L2Y.:8L MAX. PRREESASDUORPEE:R2A1T7IN,5GPSI
for the operator and to reduce the chance
2 coffee boilers 1.4 liters each of damage to a minimum. W1-AGTAELR. /SMUIPNPULTYE: MANRUEAADL BOEPFEORRAETIUNSGING
• Water pump 1M-IGNA3L5. /PMSIIN-UMTAEX 70 PSI MANTUHAISL EBQEUFOIPRMEEUNSTING
The rotary vane pump, is installed on the
water supply tubing and is set up to operate CMOINN3F5OPRSMI -SMTAOX 7U0LPSSTI D 197THIS EQUIPMENT
anytime the coffee groups are activated,
Covers are welded at either end of the and through an autofill system whenever CCOERNTFIOFRIEMDSTTOOCUSLASSTTDD1C9272.2 NO.109
the water boiler needs to be replenished.
cylindrical tank and on one of them there CERTIFIED TO CSA STD C22.2 NO.109

is a housing for the water heating elements. • Machine CE plate:

The temperature of the coffee boiler is SERIAL #:
maintained by an electronic temperature MFG.PSPDEARRTRE00I:A00L00#00:0000
controller (PID capable) with an accuracy
of 0.2°C. MODEL:
MEsOpDreEsLs:o AV System 0M1F/1G5./D20A1T8E:
It consists of AISI 300 stainless steel E2s2p0re-2ss4o0AVV/S5y0s/t6em0Hz 01/15/2018

tubes. Heating is accomplished through an 2121.06-A24/026V7/65W0/(610THAzP) 14A / 3227W (2TAP)
immersion-type plated heating element.
• Operating temperature 95°C 1C1A.6PAAC/I2T6Y7: 62.W8L(1TAMPA)X1.4PAR/E3S2S2U7RWE:(21T.5AMPP)a

(adjustable), controlled automatically CWAATPEARCSITUYP:P2L.Y8:L MAX. PRREEASDSOUPREER:A1T.I5NMGPa

by an electronic temperature controller W3.A8Tl/EmRinSUPPLY: MANRUEAADL BOEPFEORRAETIUNSGING
3M.I8Nl0/m.2i4nMPa - MAX 0.48 MPa MANTUHAISL EBQEUFOIPRMEEUNSTING

with an accuracy of 0.2 °C. Operating CMOINN0F.2O4RMMPSa T- OMAUXL0S.4T8DM1P9a7 THIS EQUIPMENT MADE IN
pressure of 9 bar. CCOERNTFIOFRIEMDSTTOOCUSLASSTTDD1C9272.2 NO.109 ITALY
EN CERTIFIED TO CSA STD C22.2 NO.109
MADE IN
ITALY

10

MODEL/SERIES BOILER V/Hz RATED RATED MODULE TAP TOTAL POWER CORD 3. Installation
GROUP POWER INPUT WATTAGE SIZE (mm²) WARNING
WATTAGE WATTAGE In order to prevent cracks
(W) (A) or leakage: do not store or
install the Coffee machine
MODBAR AV 2 BOILER AC220-240V/50-60Hz 2682,5 11,7 2131,5 551 2682,5 SEE ELECTRICAL in places where in boiler or
1GR AC208/60Hz 2252,5 10,8 1801 451,5 2252,5 CONNECTIONS hydraulicsystem to freeze.

FOR DETAILS WARNING
For the connection of the
POWER CORD: machine, it must be provided a
suitable disconnection device
3 X WIRES 1 X BLUE (NEUTRAL) WARNING near the installation, so that
in case of trip, it is possible to
220V 1 X BROWN (PHASE) THE DETAILS ON THE LEFT DESCRIBE operate the device near the
HOW TO CONNECT EACH WIRE TO THE PLUG.
1 X YELLOW & GREEN (GROUND) machine.
RESPECT ALSO THE LOCAL SAFETY
REGULATIONS.

MODEL/SERIES BOILER V/Hz RATED RATED MODULE TAP TOTAL POWER CORD
GROUP POWER INPUT WATTAGE SIZE (mm²)
WATTAGE WATTAGE
(W) (A)

MODBAR AV 2 BOILER AC220-240V/50-60Hz 3233,5 11 2131,5 1102 3233,5 SEE ELECTRICAL
2GR AC208/60Hz 2703 13 1801 902 2703 CONNECTIONS

FOR DETAILS

POWER CORD:

3 X WIRES 1 X BLUE (NEUTRAL) WARNING

220V 1 X BROWN (PHASE) THE DETAILS ON THE LEFT DESCRIBE
HOW TO CONNECT EACH WIRE TO THE PLUG.
1 X YELLOW & GREEN (GROUND)
RESPECT ALSO THE LOCAL SAFETY
REGULATIONS.

11EN

Recommended Clearances WARNING
Installation on the counter:
350 mm - 14 in. For cutting the counter refer to
Minimum clearance between cutting template placed inside

Espresso Taps the package.

150 mm - 6 in. WARNING
Clearance above Installation on the counter with

75 mm - 3 in. scales:
Clearance rear The thickness of the counter must
be between 20mm and 100mm.
EN 75 mm - 3 in.
Clearance left side WARNING
Replace fuses with the same size,
200 mm - 8 in.
Clearance right side type and rating F1 = 2A, 250V

Fig. 2 - Installation guide WARNING
12 This machine should not be

installed in kitchens.

WARNING WARNING WARNING EN
The machine is intended to be At each installation, the machine Hazardous voltage disconnect
permanently connected to fixed should be equipped with a new
wiring, and it is mandatory that from power supply before
a residual current device (RCD) set of tubes for plumbing and servicing.
with a rated residual operating related gaskets.
current not exceeding 30mA is WARNING
WARNING The motor pump must be
installed. Water pressure supply must be situated close to the machine
between 2 and 4 bar if sufficient in an accessible place for
WARNING maintenance but not for
The Coffee Boiler contain water pressure is not available we accidental interference and
at elevated temperature. Water suggest that an additional water where there is an optimal air
temperature over 125°F / 52°C
can cause severe burns instantly supply system is used. circulation.
or death from scalding (Coffee
WARNING WARNING
Boiler 207°F/97°C) Before making any electrical The manufacturer declines
connections make sure that the any responsibility for any
WARNING two strain relief connectors are event leading to liability suits
Disconnect from power supply firmly secured to the body of whenever grounding has not
before the connection with the the machine in order to prevent been completed according to
inadvertent stress on the power current local, national, and
water pump. international regulations and
cables. electrical codes, or other
electrical parts have been

connected improperly.

13

WARNING Note: 1) Power Switch Function
This appliance is not intended • The drinking water mains valve and The two-position power switch on the
for use by persons (including Modbar module front panel has two
children) with reduced physical, the circuit breakers for the electrical separate functions: ON and OFF.
sensory or mental capabilities, system need to be located in the most
or with lack of experience and convenient position for the operator to 0 - Off: In this position, the
knowledge, unless they have access them easily and quickly. module is in the off position.
• The machine should be placed on a flat
been given supervision or counter and must be placed in settings I - Standby Mode: In this position, the module
instruction concerning the use with the following temperatures: is in standby mode. When in standby
of the appliance by a person Minimum room temperature: 5°C/41°F; mode, all operations function as normal,
Maximum room temperature: but no power is applied to the heating
responsible for their safety. 32°C/89°F. elements. This mode is used for priming
• If the machine has been temporarily the system upon installation, and can also
WARNING housed in settings with a room be useful for some diagnostic applications.
- U.S.A. and CANDA only - Do not temperature of less 0°C/32°F, the
connect to a circuit operating machine must be placed in a warmer
at more than 150V to ground on environment in order to gradually
defrost the hydraulic system prior to
each leg. use.
• Water pressure supply must be between
WARNING 2 and 4 bar.
This machine is not suitable for
outdoor use. Jets of water should II - Operating Mode: In this position, the
not be used to clean the machine, module is in operating mode. Power is
nor should it be placed where
applied to the heating elements, and all
water jets are used.
functions operate as normal.
14
EN

2) Installation guide 3) General Use • At this point, the elements will begin to
Upon installation, the Modbar module must During general use, the module is already heat. When each heat zone reaches set
be primed before use. This is accomplished primed, and it is not necessary to prime the temperature, the module is ready for use.
by the following steps. system. To start the module, follow these
steps:
• Ensure that filtered water is supplied to • Ensure that filtered water is supplied to
the module.
the module.
• Ensure that the power switch is in the off • From the off position, turn the power
position.
switch clockwise to place it into operating
• Ensure that the module power cable is mode.
plugged into its appropriate power source.
TAP1
• Turn the power switch counter-clockwise LOW VOLTAGE
to place it in standby mode.
TAP2
• Actuate the tap handle in manual mode, as LOW VOLTAGE
described in the “Dispensing Operations”
section of this guide. TAP1 TAP1

• After water begins to pour from the tap BREWING HIGH VOLTAGE
(This may take some time on a new
system) allow water to flow for at least TAP2
30 seconds to ensure that the system is BREWING
primed.
TAP2
• At this point, it is safe to turn the switch HIGH VOLTAGE
clockwise into operating mode.
POWER SUPPLY
WASTE/DRAIN CORD

MAIN SWITCH
AND ELECTRICAL SUPPLY CONNECTION

COFFEE
BOILER

BRAIDED HOSE

MAIN WATER
SUPPLY VALVE

ROTARY PUMP WATER TREATMENT
RECOMMENDED VALUES
www.lamarzocco.com/water_calculator 15EN

Fig. 3 - Installation guide

EN2) Accessories • Three-phase, 380VAC - 50 Hz electrical Total Chlorine, pH & Total Alkalinity,
Check the package to make sure that the connection with neutral + ground, near Chlorides.
the bench on which the machine is Ideally, you should perform a test on the
following accessories are included: installed and terminating in a suitable water BEFORE the water treatment system
• a number of 1-dose and 2-dose protected fivepole socket equipped with and again AFTER the water system in order
an approved interlock switch to verify if this is actually matching our
portafilters corresponding to the number suggested ranges.
of groups; • Waste water drain system. Once the test has been performed, learn
• replacement 1-dose and 2-dose filters 3) Water test kit which treatment system is most appropriate
(one of each); In order to enable you to check if your water for your particular water supply by filling out
• 1 tamper; supply is within the suggested ranges, La the online water calculator on our website: LA
• 1 blind filter; Marzocco machines will be equipped with MARZOCCO WATER CALCULATOR (http://
• cleaning detergent, for the groups; two units of a quick water test kit (see image www.lamarzocco.com/water_calculator/).
• 3 stainless steel braided hoses for water below) including 6 test-strips and instruction
connections; cards. 4) Water supply connection
• 1,5 mt of reinforced plastic tubing for In order to connect the machine up to
drainage; The parameters that you can measure are the water mains proceed according to the
• 1 hose clamp. Total Hardness, Total Iron, Free Chlorine, indications given in the chapter about
Installation and in compliance with any
In order to proceed with installation, it is local/national safety standards of the
necessary that the following are available: location in which the machine is being
installed.
• Pipes carrying drinking water with a The equipment is to be installed with
3/8”G (BSP) end connection; (3/8” adequate backflow protection to comply
Compression for USA and Canada) with applicable federal, state, and local
codes.
• Electrical Supply according to the To guarantee a correct and safe functioning
specification of the espresso machine of the machine and to maintain an
purchased: adequate performance level and a high
quality of the beverages being brewed it
• Single/Three phase 220VAC - 50/60 is important that the incoming water be
Hz electrical connection with ground, of a hardness greater than 7°f (70ppm,
protected socket and approved interlock 4°d) and less than 10°f (100ppm, 6°d),
switch

• Single phase 200VAC - 50/60 Hz
electrical connection with ground,
protected socket and approved interlock
switch

16

pH should be between 6.5 and 8.5 and 5) Electrical connections through the use of the connectors, as
the quantity of chlorides be less than a) Power supply cord shown in the following figures:
50mg/l . Respecting these values allows • This is the main power supply cable - View of the connectors;
the machine to operate at maximum that provides power to the entire espresso
efficiency. If these parameters are not machine. There are different types of cable Machine connector Pump connector
present, a specific filtration device should based upon the electrical requirements of
be installed, while always adhering to the the espresso machine purchased: - Cable connection;
local national standards in place regarding • 200/220VAC 1 Phase 3-core cable
potable water. with 4/6/10mm2 cross section or AWG - Cable tightening;
Then connect the inlet of the water filter/ 12/10/8 for 2,3 4 group versions, secured
softener (if present) to the drinking water to espresso machine via a strain relief EN
supply using one of the supplied stainless connector
steel braided hoses. Before connecting • 220VAC 3 Phase 4-core cable with 4
the filter to the water pump, flush the mm2 cross section for 2 , 3 and 4 group
water supply line and the filtration system versions, secured to espresso machine via
in order to eliminate any residual particles a strain relief connector
which could otherwise get stuck in taps or • 380 VAC 3 Phase 5-core cable with
valves thus preventing them from working 2.5mm2 cross section for 2, 3 and 4 group
properly. Connect the water supply versions, secured to espresso machine via
connection of the espresso machine to a strain relief connector.
the water pump outlet using one of the
supplied stainless steel braided hoses. b) Water pump motor power cord
Then connect the water pump inlet to the This is the power supply for the water pump
water filter/softener outlet (if present). motor. The internal electronics will switch
the pump motor on when needed.
Note: The water pump is a differential • 3-core cable with 1.5 mm2 cross section
pressure volumetric pump and has been or 3-core AWG 16 (for UL version) secured
designed to be used exclusively with cold to espresso machine via a strain relief
water. Make sure that water is always connector.
present while the pump is operating,
otherwise air can be introduced into the c) Quick connection between the water pump and
brew boiler causing an undesireable the espresso coffee machine
condition and the pump can be damaged. The electrical connection must be made

17

6) Waste water drain connection In case such a system is not available,
The espresso machine drain is to be drained liquids may be collected in a
connected by means of the included suitable bucket and any necessary drain pipe
reinforced plastic tubing. Connect one extensions shall be made using steel-lined
end of the reinforced plastic tubing to the PVC tubing and suitable hose clamps.
drain hose connection on the left side of
the espresso machine, secure with included
hose clamp. Connect the other end to a
suitable waste water collection system.

Water specifications table

T.D.S. ppm Min. Max.
Total Hardness ppm 90 150
Total Iron (Fe+2/Fe+3) ppm 70 100
Free Chlorine (Cl2) ppm 0 0,02
Total Chlorine (Cl2) ppm 0 0,05
pH value 0 0,1
Alkalinity ppm 6,5 8,5
Chloride (Cl–) ppm 40 80
not more 50

ENN.B.: Test water quality (the warranty is void if water parameters are not within the range
specified in the section “installation”)

18

4. Machine Operation and Coffee Preparation

CAUTION WARNING group assemblies.
Never remove the filter holder This machine is designed only for To remove the air from the boiler, or “bleed
when water is being delivered. preparing coffee and hot drinks. the groups”, it will be necessary to activate
This operation can be extremely the tap lever until water flows from the
IMPORTANT group with the module in stand by mode
dangerous since the high To improve the flavor of the espresso, the (main switch in position I, selector in
pressure built-up inside the blind temperature of the water in the coffee boiler position I):
and therefore of the groups may eventually
filter would spray out hot and be raised or lowered via the digital display
slightly caustic water, which may (please consult the Software Programming
cause severe burns. The Coffee Manual for detailed instructions).
Boiler contains water at elevated
temperature. Water temperature 1) Starting the espresso machine Repeat this procedure on all tap(s). EN

over 125°F / 52°C can cause a) Filling the boilers with water The installation is now complete and the
severe burns instantly or death Once the installation procedures have espresso machine should be heating to
been completed, it is necessary to fill the operating temperatures.
from scalding. boiler tanks with water. Complete the
following procedure to properly fill the 2) Waiting for the Espresso Machine to Heat to
WARNING boiler tanks: Operating Temperature
The machine must not be dipped During this time, it may happen that
in, nor splashed with, water in • Coffee boiler the pointer of the coffee boiler pressure
order to clean it. For cleaning The water flows inside the coffee boiler reaches as high as 14-15 bar. This may
directly, as soon as the water system and happen anytime that the heating element
operations, please follow the purifier taps (if present) are opened. is in the “on” condition. In this case, it
instructions listed below very Since the inflow of water will compress is necessary to adjust the expansion valve
the air in the boiler, it will be necessary to (see the picture below about the three
carefully. remove or “bleed” the air from the coffee coffee boiler expasion valves) in such a
boilers. All air must be removed in order way that the pressure never exceeds 13
to completely “saturate” the coffee boiler/ bar.

19

EN Expansion Valve portafilter(s) for a few seconds each time, 6) Water pump
in order to preheat the portafilter. Whenever you are brewing coffee, and you
In normal operating conditions, the coffee can adjust the pump pressure by turning
boiler pressure transducer, while brewing, Note: It is important to leave the portafilters the by-pass screw (below the plug located
can read anywhere from 0-12 bar when installed in the espresso machine when on the side to which the pump power
brewing. not in use. The portafilter must remain supply is connected) clockwise to increase
heated for the brew process to function and counter-clockwise to reduce pressure.
3) Brewing after first installation correctly. Adjust pressure only when at least one
Once the first installation procedures are group is brewing coffee.
finished, before proceeding with brewing Filter Basket Note: When the heating element in the
coffee, please follow these steps: coffee boiler is energized, the water will
• Engage the portafilters by inserting Porta Filter expand increasing the start-up pressure.
Once the maximum pressure is reached,
them into each group, brew water O-ring Gasket the expansion (safety) valve should start
through each group for at least two working by discharging a few drops of
minutes. Double Spout water, in order to prevent such pressure
- At least 1 liter for a 1/2 group machine from exceeding 11-12 bar.
5) Brewing coffee In case the pressure exceeds 12 bar,
4) Installing the portafilters Now you can brew an espresso. Disengage you must adjust the expansion valve by
Install the portafilter(s) by inserting them one of the portafilters, fill the filter with unscrewing the cap slightly. If this is not
into the group and rotate the handle from ground coffee, tamp the ground coffee sufficient, remove the valve and clear away
left to right. When the portafilters are with the tamper supplied (exerting a force any calcium deposits. This remedy is valid
inserted properly, you can press any of of 20 kg) and re-engage the portafilter to also in case the valve remains open in the
brew buttons to start the flow of water the group. Use the tap lever to begin the drain position (i.e. the pressure cannot
through the portafilter. You should allow brewing process. increase to 8 bar approx.).
hot water to pass through the empty
Note: Some baristas believe it is important 7) General notes for coffee preparation
20 to press the brewing device prior to The portafilters must remain heated since
installing the portafilter to allow the water they are at the lowest position of the
to flush any remaining coffee oils and group itself, and they are partially isolated
particles from the group. Some also flush due to the rubber gasket between them.
just after brewing coffee for the same This can be accomplished by leaving the
reason. Please experiment to find the best portafilters installed in the machine when
possible procedure for you. not in use. The portafilters may also be

actively heated. This procedure may be 8) Dispensing Operations allowed to return to the resting position
carried out by brewing some hot water
through the portafilter then turning off the time > 2 seconds Long up
water flow, before making coffee. time = 1 second The tap handle is raised and held for 2
seconds before being allowed to return to
It is important to remember that coffee left time = 1 second the resting position
over in the filters must be removed only time > 2 seconds
when you need to prepare another cup, Long down
and only at that time should you place a The Modbar espresso tap is able to The tap handle is lowered and held for 2
new dose of ground coffee in the filter. command multiple functions using a seconds before being allowed to return to
The size of the coffee granules is extremely single handle. the resting position
important in preparing a good cup of We do this by momentarily moving the tap
coffee, other than the type of coffee mix handle in either the up or down position. Seven operations available:
used, quite obviously. The ideal grinding It is possible to set four distinct operations - Dose 1;
can be determined by making various between seven available operations by the - Dose 2;
coffees using the amount of ground coffee module keypad. - Dose 3;
that you would normally use for each cup Short up - Dose 4;
(we recommend at least 6-7g). The best The tap handle is raised and immediately - Continuous Operations;
grinding is that which allows coffee to flow allowed to return to the resting position - Rinsing;
out from the filter holder spouts neither Short down - Cleaning cycle.
too slowly (drop by drop) nor too quickly The tap handle is lowered and immediately
(quick light brown flow). A general rule Volumetric Operations (Dose 1, Dose 2, Dose 3,
is that a double dose should dispense Dose 4)
approximately 25cc or 2 fluid oz. of Volumetric mode dispenses water until
espresso in approximately 25 seconds. a preset amount of water is delivered, at
which point the machine automatically
ends the extraction.

The handle back to Position 2 to dispense
at the programmed MEp and/or return the
handle to Position 1 to cease dispensing.

21EN

ENContinuous Operations
Continuous mode dispenses water until
the barista terminates the extraction by
again momentarily moving the tap handle.
Rinsing
This operation activates the rinse cycle.
Cleaning cycle
The Modbar also has integrated cleaning/
back flushing cycle functionality built in.

22

5. Maintenance and Periodic Cleaning Operations

WARNING WARNING WARNING EN
Jets of water should not be used The machine must be installed Do not remove the filter holder
to clean the machine, nor should while relative group is brewing
so that qualified technical
it be placed where water jets presonnel can easily access it hot liquids.
are used. The Coffee Boiler contains water
for eventual maintenance. at elevated temperature. Water
WARNING WARNING temperature over 125°F / 52°C
This machine is for professional can cause severe burns instantly
use only and should be installed The machine must not be dipped
in locations where its use and in, nor splashed with, water in or death from scalding.
order to clean it. For cleaning
maintenance is restriced to operations, please follow the WARNING
trained personnel. instructions listed below very If the above-mentioned
instructions are not adhered
WARNING carefully. to the manufacturer cannot be
The machine is intended to be WARNING held responsible for damage to
permanently connected to fixed In order to prevent cracks or
wiring, and it is advisable that leakage: do not store or install persons or things.
a residual current device (RCD) the coffee machine in places
with a rated residual operating where temperature may cause General service/maintenance safety guidelines
current not exceeding 30mA is water in boiler or hydraulic • Before performing any maintenance and/
system to freeze.
installed. or cleaning operations, turn the main
power switch to the OFF position and
disconnect the machine from the power
source by unplugging the cord or by
switching off the relative circuit breaker.
For any cleaning operations, follow
exclusively the instructions contained in
the manual.
• Always use care when performing
maintenance, as the equipment may

23

EN be hot. We recommend allowing the a neutral detergent may also be used.For screw.
equipment to fully cool before performing extraordinary cleaning see the Portafilter - Put 2 or 3 teaspoons of cleaning
any maintenance procedures. Manual. detergent for coffee machines in about
1/2 a litre of water inside a heat-resistant
1) Cleaning groups and drain wells 4) Cleaning the drain collector container and boil.
- Put a tablespoon of detergent powder Remove the drain tray grill at least twice a - Place the diffuser screen(s) and diffuser
for coffee machines into the blind filter, week and clean. screw(s) in the solution and leave them
supplied with the machine, and tighten it Remove the drain box cover panel once a fully submerged for about 30 minutes.
onto the group you want to clean by using week and clean. Inspect and clean also Rinse thoroughly with clean water. Install
a normal filter holder. the drain box and remove any leftover and run hot water through each group
- Move the Tap Lever on the chosen grounds. several times with the screen installed.
postition for cleaning and cycle will be
activated on each group. 5) Cleaning the body 7) Water Filter/Softener
- Rinse the group using a normal filter by Wipe the surfaces with a soft, non abrasive Please see the documentation accompanying
running hot water through it several times. cloth in the direction of the glazing marks, the water filter/softener for proper operating
if any. Do not use any alcohol or solvents and cleaning instructions.
2) Cleaning filters whatsoever on painted or imprinted parts
- Put 2 or 3 teaspoons of detergent powder in order not to damage them. 8) Back flushing
for coffee machines in about 1/2 a litre Back flushing must be performed on a
of water inside a heat-resistant container ESPRESSO regular basis to ensure the proper function
and boil. TAP and cleanliness of the espresso system. We
- Dip filters in the boiled solution and recommend following this procedure on a
leave them fully submerged for about 30 DIFFUSER nightly basis.
minutes. SCREEN • Put one scoop of detergent Puro Caff into
- Rinse thoroughly with clean water and DIFFUSER a blind filter, and insert it into the group to
run hot water through one group several SCREW be cleaned. (Use the amount of detergent
times with the filters in place. recommended on the package)
- Make one cup of coffee and discard in 6) Cleaning the diffuser screen • Activate the cleaning cycle by toggling the
order to remove any unpleasant flavor. - Due to filter holder discharge operations handle on the assigned position.
(subsequent to coffee brewing), a certain • The tap screen will display “@@”. During
3) Cleaning filter holders (portafilters) amount of coffee grounds may slowly this time it will automatically cycle the
Using the proper cleaning tool (brush) build-up on and obstruct, even partially, pump on and off per a typical cleaning
wash the filter holders under hot water, the diffuser screen. To clean it, you must cycle.
first remove it by unscrewing the diffuser
24

• When finished, run a steady stream of IMPORTANT
water through the brewhead. If the machine has not been used for
• Re-insert the the blind filter and run
the automatic cleaning cycle once more, more than 8 hours or, in any case, after
this time removing the filter during the long periods of being idle, in order to
pauses, dumpling water from the filter and use the machine to its full potential it
re-inserting the filter before the cycle re- is necessary to perform some cleaning
engages the flow of water. (If water begins cycles before brewing beverages as
to flow before you have a chance to insert follows:
the filter, wait until the cycle pauses again - Groups: with the portafilters engaged in
to avoid the risk of being splashed and the groups brew water through each for
burned by hot water) at least two minutes
• Discard the first shot of espresso before
resuming normal service to “season” the If the machine is not going to be used for
brewhead. long periods of time, it is advisable to
follow these safety indications:

- Disconnect the machine from the water
mains or interrupt the water connection
via a mains tap.

- Disconnect the machine from the
electrical mains.

25EN

6. De-commissioning and Demolition

1) De-commissioning and demolition Remove the hose connecting the espresso Recycling notice: Warning for the protection of the
machine to the water pump. Remove environment:
Start by setting the main switch to the “0” the reinforced plastic tubing on the drain Used Electrical and electronic waste con-
or OFF position. connection.
tains hazardous but also valuable and scarce
Disconnecting from the power outlet At this point, the machine may be removed
Disconnect the espresso machine from from the bar, being very careful not to drop materials which should be recovered and
the electrical network by switching off it or squash your fingers.
the associated circuit breaker or circuit recycled properly. We kindly ask that you
protection device. Remove the power The machine is made out of various
supply cord from the power connection. materials and therefore, if you do not contribute to the protection of the environ-
Remove the Pump Motor Power Cord from intend to put it back in service, it must
the water pump motor. be taken to a special disposal company ment and natural resources by delivering
which will select the materials which can
Disconnecting from the water system be recycled and discard the others. used equipment to the relevant recycling
Shut off the water supply by closing the
specific tap located upstream of the water Current regulations make it illegal to locations if such locations are available in
filter/softener inlet. Disconnect the water discard such machine by leaving it on
pipe at the water filter/softener inlet. public grounds or on any private property. your country.

EN26

7. Mandatory Maintenance and Check-up Operations

These operations are in addition to the Maintenance and Periodic Cleaning Operations as specified in Chapter 6.

The following maintenance and check-up operations sould be carried out by a qualified technician.
The time required for the periodic maintenance is determinated by the quantity of daily work and/or coffee consumption.

N.B. These periodic maintenance operations are not covered by warranty.

▪ Replace group gaskets EVERY THREE/FOUR MONTHS
▪ Replace diffuser screens ▪ Inspect solenoid valve (s)
▪ Check brew temperature ▪ Inspect plumbing for leaks
▪ Check brew pressure
▪ Check/note water hardness or clogs
(Water quality must be within the ▪ Check all switches for proper

range of parameters specified operation
in the chapter on Installation, ▪ Check filter baskets
otherwise warranty is voided)

▪ Replace portafilter baskets EVERY YEAR (in addition to the above)
▪ Inspect electrical wiring ▪ Remove and clean/inspect

condition boiler temperature probes
▪ Inspect boilers safety switches ▪ Accurate control of the
▪▪ Inspect electrical wiring
tightness at 2,4Nm of each
condition cable on the terminal block.

EVERY 3 YEARS (in addition to the above)
▪ Check the condition of the inside of boilers and if necessary rinse out with a proper cleaning product allowed for food and beverage
appliances.

27EN

8. Precision Scale - The weighing system is a precision device - Do not place on the scale objects
that requires a lot of caution in terms of weighing more than 1kg;
1) Use precautions use, cleaning and maintenance.
- Should the main grid or tray be removed, - Never load more than 1 kg, to prevent
The weighing system in static conditions ensure not to hit the load cells during the any damage to the scales;
(*) has a rated accuracy of +/- 0.5g. disassembly and reassembly operations.
For correct operation, make sure that: - To proceed with the weighing of the filter - Use the high precision scale with care,
• Maintenance is performed properly, by holder either empty or filled with coffee avoid shocks, falling objects and sudden
an authorized person and in the manner powder, place it as shown below: load peaks;
prescribed in this manual;
• Please use the machine according to the For two Taps with precision scales users only: - Any object to be weighed must be placed
instructions specified in this manual; - Use only original La Marzocco filters and correctly on the scales grid.
• Please make sure the machine is filter holders, identified by the following
installed on a level and firm counter; symbol: 2) Cleaning
• Please make sure the power supply is - The cleaning of the “individual grids”
stable and without electrical noises. - Use only filter holders with double spout; must be performed with care, without
overloading the cells;
The weighing stage is a inherently delicate,
in fact it is affected by: - For proper weighing of the filter holder,
• Vibration of the bench caused for make sure the grid is clean and dry;
example by other devices;
• Machine vibrations caused, for example, - To avoid contact with dirt before placing
by the use of the adjacent group. the filter holder, clean and dry the grid;

(*) Static weighing means weighing an - Please be careful during the cleaning
object whose weight is fixed during the procedures to avoid the water dripping on
entire weighing. the scale and its electrical components.

ENThe machine is not a weighing device
certified for legal weighing.

caution

HANDLE WITH CARE MAXIMUM LOAD 1Kg DO NOT LIFT.

28

29EN

9. Software Programming Guide “Barista” Programming

G1█ MODBAR G2█
163Puls 0Puls
page 34

Press and hold the T3 button for 5 seconds.
PUSH PUSH
Group Dose PUSH Coffee Boiler PUSH Scale PUSH
Settings Settings PUSH PUSH
Configuration
page 46 page 58 page 56

Dose Settings CB1 Temperature PUSH CB Settings
Reset 94,5°C 95,0°C Exit
PUSH page 58 PUSH PUSH Scale Tare Time Scale Settings
page 46 PUSH page 59 PUSH3s
Group 1 Dose Exit
Settings Group Dose PUSHpage 56page 57
Exit
page 48 PUSH ↑ Short Program
page 52 Volume Dose
G1 Dose Mode
PULSE ↑ Short page 49
DOSE
page 48
page 49

Group 1 Dose ↓ Long ↓ Short Mass
EN PUSH
PUSH
PUSH
Exit 3 SEC RINSE 25
page 52 page 51 page 51

30

“Barista” Programming

Pre-Inf PUSH Keypad LEDs PUSH PUSH Exit
Settings PUSH ENABLED Menu
page 60 page 64
PUSH page 62
Group Pre-Inf Pre-Inf Settings
0s Wet 0s Hold Pre-Inf Exit
page 60 WITHOUT PUMP
page 61 page 61

↑ Short Program PUSH PUSH ↑ Short Mass ↑ Short Dose ↑ Long PUSH
Mass Dose PUSH PUSH2530 BACKFLUSH
PUSH PUSH page 50 EN
page 50 page 50 page 50
↓ Short
↓ Short Dose ↓ Short Program ↓ Short Program DOSE
30 Mass Dose Volume Dose
page 50
page 51 page 51 page 50

31

G1█ MODBAR G2█ “Technical” Programming
163Puls 0Puls
page 34 Press and hold the T3 button for 10 seconds.

Enter Password
page 42
EN
PUSHLanguageTemp Units Name Number of Groups
PUSH
PUSH PUSHENGLISHCELSIUS Modbar 1
PUSHpage 65page 67page 69 page 71
PUSH PUSH
PUSHResetFilter AlarmCoffee DoseEco Mode
PUSH
PUSHSettingsSettingsCounterSettings
PUSHpage 106page 104page 101page 99
PUSH
PUSH
Update Firmware Exit

page 108 Menu
page 109
32

“Technical” Programming

Group Dose Scale Coffee Boiler Head Heater

Settings Configuration Settings Settings
page 73 page 83 page 87 page 89
PUSH PUSH
Auto On/Off Keypad LEDs PUSH PUSHClock TimePre-Inf
PUSH PUSH
Settings ENABLED 00:00 SUNDAY Settings
page 97 page 96 PUSHpage 95page 93

EN
33

Programming Introduction

Description:
• T his espresso machine has a CPU and many configurable settings.

• Additionally, there are many feedback controls employed in this espresso machine to troubleshoot problems should they occur.

• T he following is a brief introduction to the controls and display and how they interact with the operator.

Digital Display

123 4 5 1 Digital display 8 Digital display Tap
2 Group 1 head 9 Timer
G1█ MODBAR G2█ 3 Heating indicator (on during heating, 10 Short up
95.7°C 95.4°C 11 Short down
off when the temperature has been 12 Long up
67 reached) 13 Long down
89
4 Name
23 5 Group 2 head (if present)
6 Group 1 temperature
10 12 7 Group 2 temperature
11 13

ENThe digital display is a backlit display capable of displaying 2 lines of 16 characters. The display enables the operator to interact with
the espresso machine to visibly change parameter values. The display also provides valuable information to the operator.
There are several warnings that the can be displayed to alert the operator of an unusual condition or a fault. Additionally, simple
messages are displayed alerting the operator that an action has been started or that a process needs to begin.

34

Programming Keypad

The keypad has two functions. The first is for control of the espresso. The second is for programming individual software parameters.
The programming of the individual parameters is possible only using the buttons in the group 1 (group starting from the left).

Button Description

This button is used to control the brewing of the single espresso. It is also used in the programming of the individual
parameters such as the “back” button in the menu.

For simplicity's sake in this manual it will be represented by this symbol with the name T1.

This button is used to control the brewing of the double espresso. It is also used in the programming of the
individual parameters such as the “forward” button in the menu.

For simplicity's sake in this manual it will be represented by this symbol with the name T2.

This button is used for a continuous control of the brewing of the espresso. It is also used in the programming of EN
the individual parameters such as the “enter” button in the menu.

For simplicity's sake in this manual it will be represented by this symbol with the name T3.

35

Button Programming Keypad

Description

Press and hold this button for 5 seconds to activate the Backflush function of Espresso Tap number 1.

Press and hold this button for 5 seconds to activate the Backflush function of Espresso Tap number 2 (if present).

Press and hold this button for 5 seconds to enter the “Barista” programming level.
No password is required for access.

Press and hold this button for 10 seconds to enter the “Technical” programming level.
Password is required for access.

+ Press this key combination to exit from the programming mode and to return to normal parameters at any time.
36
EN

Turning the Espresso Description First Use Procedure
Machine On
The following is the procedure to be • Proceed checking for water connection
OFF 00:00 followed for the first use of the espresso to the espresso machine.
machine.
• Please follow the procedures carefully • Proceed making sure you have filled the
boilers.
to avoid any damage to the espresso
machine.

Display Operating Procedure

1

Turn the Main Switch to the 1 position.

Use Lever to 2 To continue with the start up process, it will be necessary to activate the tap lever until water flows from the
Fill Boiler group, activate again the tap lever to stop the water flows.

3OFF 00:00

Are the Boilers 4 To complete the start up process, press any button.
Filled?
WARNING
G1█ MODBAR G2█
163Puls 0Puls HAZARDOUS VOLTAGE DISCONNECT FROM POWER
SUPPLY BEFORE SERVICING
37 EN

Start Up Procedures Description
MacTuhrinneinOgnth-eStEasnpdrbeyssMoode
In this position, the module is in standby
mode. When in standby mode, all
operations function as normal, but
no power is applied to the heating
elements. This mode is used for priming
the system upon installation, and can
also be useful for some diagnostic
applications.

Display Operating Procedure

1

Turn the Main Switch to the 1 position.

OFF 00:00 2 The message shown to the left will be displayed when the espresso machine is switched on.

NOTE: Ensure all air is removed from the group prior to staring the espresso machine.
This only needs to be completed once during the initial setup or when water is drained from the coffee boiler.

Instructions for bleeding the groups of air can be found in the Installation Guide.

EN WARNING

38 HAZARDOUS VOLTAGE DISCONNECT FROM POWER
SUPPLY BEFORE SERVICING

TurniMngacthhieneEsOpnresso Description Start Up Procedures

The following is the procedure for turning • Proceed checking for water connection
on the power to the espresso machine. to the espresso machine.
• Please follow the procedures carefully
• Proceed making sure you have filled the
to avoid any damage to the espresso boilers.
machine.

Display Operating Procedure

1

Turn the Main Switch to the 1 position.

To complete the start up process, press any button. The screen shown to the left will be displayed. When the

G1█ MODBAR G2█ 2 set temperature is reached, these rectangles turn off and all the lights of the buttons turn on (if enabled in the
163Puls 0Puls Barista menu). Now the machine is ready for use. During the normal operation of the machine, the flashing of

the rectangles indicates the intermittent heating necessary for maintaining the temperature.

WARNING 39 EN

HAZARDOUS VOLTAGE DISCONNECT FROM POWER
SUPPLY BEFORE SERVICING

Shut Down Procedures Description • This machine has two off settings. One
Turning the Espresso setting turns off all of the components
Machine Off The following is the procedure for turning in the espresso machine and the other
off power to the espresso machine. turns off power to the complete espresso
OFF 00:00 • Please follow the procedures carefully machine.
to avoid any damage to the espresso
machine.

Display Operating Procedure

1 The following is the procedure for safely turning off the espresso machine.

2G1█ MODBAR G2█ The message shown to the left will be displayed when the espresso machine is switched on.
163Puls 0Puls

OFF 00:00 3 The message shown to the left will be displayed when the espresso machine is switched off.

During servicing or other conditions that warrant it, the main switch should be turned to the 0 position.

The espresso machine is off and display should be blank. It is important to follow this procedure when turning

4 off the machine. Failure to do so can damage the electronics.

EN40

Programming Mode Description Accessing Programming Mode

GH█ 105.0°C G1 • To change the values of any parameter • Barista Programming - The parameters
OT█ 95.5°C 0.0 the operator must first enter into the contained within this level are ones
programming mode. the operator can change to affect the
quality of the espresso.
• There are two levels within the No password is required for access.
programming mode that allow the
programming of specific parameters.

• The two programming levels are as
follows:

Display Operating Procedure . After approximately 5 seconds the
Barista” Programming Level
G1█ MODBAR G2█
163Puls 0Puls 1 While the espresso machine is on, press and hold the button T3

following display appears.

Group Dose 2 This is the “Barista” programming level. To program the brewing amount for each button, to set the coffee
Settings boilers, the pre-infusion, and to enable/disable the resistance.

Exit 3 To exit the programming mode, scroll to the exit menu, using the buttons T1 or T2 . Press the T3
Menu button to confirm the exit, or press at the same time the buttons T2 and T3.

41 EN

Accessing Programming Mode

Programming Mode Description

G1█ MODBAR G2█ • Technical Programming - The parameters
163Puls 0Puls contained within this level are ones
the operator can change to affect the
performance of the espresso machine.
These parameters are set in the factory
and their adjustment requires the
intervention of a service technician La
Marzocco reccomends that no changes
are made at this level. The Technician
Password is required for access.

Display Operating Procedure

Technical” Programming Level

G1█ MODBAR G2█ 4 While the espresso machine is on, press and hold the button T3 . After approximately 10 seconds the
163Puls 0Puls
following display appears.

This is the “Technical” programming level. Enter the password and press the buttons T1 and T2 to move

Enter Password 5 between the available parameters, press the T3 button to confirm.

NOTE: You must scroll to the exit menu to exit the programming mode, or press at the same time the buttons

T2 and T3.

EN42

Cleaning Cycles Description Cleaning Cycles

GR1 • This parameter allows the operator • The rinsing procedure is provided to give
Backflushing to carry out the washing of the coffee the operator more flexibility and freedom
groups, in an automatic way, by running with regard to this operation.
multiple cleaning cycles.

• This espresso machine has a group
rinsing function (rinsing jets) integrated
in the electronics.

Display Operating Procedure
When the espresso machine is on, to enable the washing procedure press and hold at the same time the buttons

1 T1 and T3 .

This activates the washing procedure of each group.

When activated, the water pump comes into operation, and the electric valve of the specific group being

2 washed will turn on and off the cycle. There are about 10 preset cycles with an interval of 4 seconds. To

manually stop the rinsing, press any key.

NOTE: In order to properly rinse the groups, put a small amount of detergent in a blind portafilter basket and
insert it in the group to be rinsed before activating the rinsing process.

WARNING 43 EN

Most detergents cause foaming during the cleaning process. This foam collects at the drain
box and can prohibit waste water from draining properly.

Rinsing multiple groups simultaneously could cause the drain box to overflow.

“Barista” Programming (only on ABR espresso machine models)

Brewratio Description

The procedure for weighing the filter • To brew in brew ratio mode, set this
holder either empty or filled with coffee mode by entering the software settings.
powder is shown below.
• Brew ratio: this mode is the ratio between
• This parameter records the values for the coffee powder and the weight of the
the brew according to the brew ratio drink
technology.

• These values can be changed even
manually by entering the software
settings.

Display Operating Procedure
Weighing of the precision portafilter

1 When the espresso machine is on, operate the lever downwards for a time greater than 2 seconds, the 2 lower

leds start flashing and the segments of the chrono rotate.

When the lower leds stop flashing, position the empty precision portafilter in the seat on the grid as described

2 in chapter 8. The value is automatically recorded.
This procedure must be performed on first installation, even if it is possible to repeat it at any time (for example

PF 0s 0s if we use a new set of portafilters).
0.0 0.0 0.0

23 3 When the lower leds turn off and the segments of the chrono cease to rotate, the calibration of the precision
44 portafilter is completed.
EN

(only on ABR espresso machine models) “Barista” Programming

Brewratio Description

The procedure for weighing the filter • To brew in brew ratio mode, set this
holder either empty or filled with coffee mode by entering the software settings.
powder is shown below.
• Brew ratio: this mode is the ratio between
• This parameter records the values for the coffee powder and the weight of the
the brew according to the brew ratio drink
technology.

• These values can be changed even
manually by entering the software
settings.

Display Operating Procedure
Weighing of the precision portafilter filled with coffee powder

4 When the espresso machine is on, operate the lever upwards for a time greater than 2 seconds, the 2 top leds

start flashing and the segments of the chrono rotate.

When the top leds stop flashing, position the precision portafilter filled with coffee powder in the seat on the

5 grid as described in chapter 8. The value is automatically recorded.
This procedure must be performed on first installation, even if it is possible to repeat it at any time (for example

COF 0s 0s if we use a new set of portafilters).
0.0 0.0 0.0

23 6 When the top leds turn off and the segments of the chrono cease to rotate, the calibration of the precision
portafilter is completed.
EN
45

“Barista” Programming Description
Program Dose
• This parameter allows the operator to
Group Dose cancel all the doses set.
Settings

Dose Settings
Reset

Display Operating Procedure

G1█ MODBAR G2█ 1 When the espresso machine is turned on, press and hold the T3 button to access the “Barista” programming.
163Puls 0Puls After about 5 seconds the following screen is displayed.

Group Dose 2 Press the T3 button to enter the doses programming procedure.
Settings

Dose Settings 3 Press the button T3 to confirm the procedure
Reset

Resetting 4 Now all settings are cleared.
Doses...
EN
46

“Barista” Programming

Program Dose Description

Group Dose • This parameter allows the operator to
Settings cancel all the doses set.
Dose Settings
Reset

Display Operating Procedure

Group Dose 5 Press T1 or T2 until the display shows the exit menu, press the T3 button to return to the “Barista”
Exit programming.

6 Press T1 or T2 to continue with the programming of the other parameters.

G1█ MODBAR G2█ 7 Press T2 and T3 at the same time to exit the programming mode and return to the normal use of the
163Puls 0Puls espresso machine.

47 EN

“Barista” Programming Description • It is possible to set the dose for both
Program Dose a short and a long shot on the same
• This parameter allows the operator to Selection Indicator.
Group Dose program the amount of coffee (brewing
Settings amount) for each Selection Indicator. • PULSE mode: control of doses in volume
• MASS mode: control of doses in mass
Group 1 Dose • The brewing amount can be set in terms • BREW RATIO mode: ratio between the
Settings of time (sec.), pulses, mass or brewratio.
coffee powder and the weight of the
• Once programmed, the Selection drink
Indicator remains lighted.

Display Operating Procedure

G1█ MODBAR G2█ 1 When the espresso machine is turned on, press and hold the T3 button to access the “Barista” programming.
163Puls 0Puls After about 5 seconds the following screen is displayed.

Group Dose 2 Move between the parameters using the buttons T1 or T2 until the display shows:
Settings

Group 1 Dose 3 Press the T3 button to start the doses programming procedure.
Settings

EN G1 Dose Mode 4 Press the T3 button to access the menu, then navigate using T1 and T2 to choose between PULSES,
DOSE MASS and BREWRATIO, press the T3 button to confirm the option.

48

Program Dose Description “Barista” Programming

Group Dose • This parameter allows the operator to • It is possible to set the dose for both
Settings program the amount of coffee (brewing a short and a long shot on the same
Group 1 Dose amount) for each Selection Indicator. Selection Indicator.
Settings
• The brewing amount can be set in terms • PULSE mode: control of doses in volume
of time (sec.), pulses, mass or brewratio. • MASS mode: control of doses in mass
• BREW RATIO mode: ratio between the
• Once programmed, the Selection
Indicator remains lighted. coffee powder and the weight of the
drink

Display Operating Procedure

↑ Short 5 Press the T3 button to access the menu, then navigate using T1 and T2 to choose between DOSE,
DOSE BACKFLUSH, 3 SEC RINSE and CONTINUOUS, press the T3 button to confirm the option.

↑ Short Program 6 Press the T3 button to start the doses programming procedure.
Volume Dose

Press Enter 7 To set the brewing time of a short shot, it will be necessary to activate the tap lever until water flows from the
To Exit group, activate again the tap lever to stop and store the desired dose.

Press b To Stop
10 pulses

G1B1 Saved
10 Pulses

49 EN

“Barista” Programming Description • It is possible to set the dose for both
Program Dose a short and a long shot on the same
• This parameter allows the operator to Selection Indicator.
Group Dose program the amount of coffee (brewing
Settings amount) for each Selection Indicator. • PULSE mode: control of doses in volume
• MASS mode: control of doses in mass
Group 1 Dose • The brewing amount can be set in terms • BREW RATIO mode: ratio between the
Settings of time (sec.), pulses, mass or brewratio.
coffee powder and the weight of the
• Once programmed, the Selection drink
Indicator remains lighted.

Display Operating Procedure

↑ Short Dose 8 Press the button T1 or T2 to view the dose. Pressing the button T3 , the dose value will blink. Use the
30
button T1 or T2 to change the value, press the button T3 to confirm the desired value.

↑ Long 9 Press the T3 button to access the menu, then navigate using T1 and T2 to choose between DOSE,
BACKFLUSH BACKFLUSH, 3 SEC RINSE and CONTINUOUS, press the T3 button to confirm the option.

↓ Short 10 Press the T3 button to access the menu, then navigate using T1 and T2 to choose between DOSE,
DOSE BACKFLUSH, 3 SEC RINSE and CONTINUOUS, press the T3 button to confirm the option.

↓ Short Program 11 Press the T3 button to start the doses programming procedure.
Volume Dose

EN50