La Marzocco STRADA MP User manual

manual
strada mp
Progressive control of water flow and pressure via a mechanical
internal valve, thus allowing controlled pre-infusion.
La Marzocco‘s classic paddle interface, manually operated by the
Barista.
With dedicated coffee boilers and pressure gauges for each brew
group, the Barista benefits by having real time coffee boiler
pressure throughout the extraction.

EN
strada mp
cercaons available:
Operang Manual V1.1 - 11/2014
La Marzocco S.r.l.
Via La Torre 14/H
Località La Torre
50038 Scarperia e San Piero
(Firenze) - ITALIA
www.lamarzocco.com
[e-mail]
T: [phone]
F: [phone]
page 3
page 5
page 8
page 11
page 14
page 15
page 16
page 17
Chapters
1. General Warnings and Safety Specicaons
2. Denion of Models
3. Installaon
4. Operang the Espresso Machine and Preparing Coee
5. Preparing Other Hot Drinks.
6. Preventave Maintenance and Weekly Cleaning
7. De-commissioning and Demolion
8. Soware Programming Manual

EN
3
1. General Warnings and Safety Specicaons
1) This operang manual is an integral and
essenal part of the product and must
be supplied to users. Users are asked to
read the enclosed warnings and cauons
carefully, as they provide valuable
informaon concerning safety during
installaon, operaon and maintenance.
This manual must be kept in a safe place
and be available for consultaon to new
and experienced users alike.
2) Ensure product integrity by inspecng
the packaging, making sure it presents
no signs of damage which might have
aected the enclosed machine.
3) Check the machine’s integrity aer
having carefully removed the packaging.
Note:
In case of doubt, do not go on any
further and contact your dealer or retailer
immediately. They will send out specialized
personnel authorized to perform service
on the espresso machine.
4) Packaging (boxes, plasc bags, foam
parts and whatever else) must not be
le around within easy reach of children,
due to the potenal danger it represents,
nor be discarded in the environment.
5) Check to see that data on the rang
plate corresponds to those of the main
electrical supply which the machine will
be hooked up to.
6) Installaon must be performed
according to local electrical and plumbing
codes and regulaons. Installaon
must also comply to manufacturer
instrucons, and must be performed by
qualied and authorized personnel.
7) Incorrect installaon may cause injury/
damage to people, animals or objects,
for which the manufacturer shall not be
held responsible.
8) Safe electrical operaon of this
device will be achieved only when the
connecon to the power outlet has been
completed correctly and in observance
of all local, naonal, and internaonal
electrical codes and safety regulaons,
and parcularly by grounding the unit.
Make sure grounding has been done
properly as it represents a fundamental
safety requirement. Ensure qualied
personnel check such connecon.
9) Furthermore, you must ensure that
the capacity of the available electrical
system is suitable for the maximum
power consumpon indicated on the
espresso machine.
10)We do not recommend using adapters,
mulple plugs and/or extension cords.
If you cannot avoid using them, make
sure that they are exclusively of the kind
which conforms to local, naonal, and
internaonal electrical codes and safety
regulaons, being careful not to exceed
the power and current rangs indicated
on such adapters and extension cords.
11) This device must be used exclusively
for the funcons it has been designed
and built for. Any other applicaon is
inappropriate and dangerous.
The manufacturer shall not be held
responsible for any damages caused by
improper and/or irraonal use.
12) Using any electrical device requires
that certain fundamental rules be
observed. In parcular:
• do not touch the device with wet or
humid hands and feet;
WARNING
THIS MACHINE IS FOR PROFESSIONAL USE
ONLY AND SHOULD BE INSTALLED IN LOCA-
TIONS WHERE ITS USE AND MAINTENANCE
IS RESTRICED TO TRAINED PERSONNEL.
CHILDREN ARE FORBIDDEN TO OPERATE
OR PLAY WITH THE MACHINE.

EN
4
• do not use the device while having no
shoes on your feet;
• do not use extension cords in bath or
shower rooms;
• do not unplug the device from the
power outlet by pulling on the power
supply cable;
• do not expose the device to
atmospheric agents (rain, sun, etc.);
• do not allow children or untrained
personnel to use this device.
13) Before carrying out any maintenance
and/or cleaning operaon, turn the main
switch, which is located on the front le
of the machine, to the “0” or OFF posion,
and disconnect the machine from the
electrical network by unplugging the cord
or by switching o the relave circuit
breaker. For any cleaning operaon,
follow the instrucons contained in this
manual only.
14) In case the machine is operang
in a faulty manner or breaks down,
disconnect it from the electrical network
(as described in the preceding point)
and close the water supply valve. Do
not aempt to repair it. Contact a
qualied and authorized professional
to perform any repair. Any repairs
must be performed exclusively by the
manufacturer or by an authorized centre
using only original parts. Non compliance
with the above could compromise the
safe operaon of the machine.
15) You should plan to make use of a
specic connector during installaon,
as required by local, naonal, and
internaonal electrical codes and
regulaons.
16) In order to avoid dangerous
overheang problems, it is recommended
that the power supply cable be fully
unfurled.
17) Do not obstruct air intake and
exhaust grilles and, in parcular, do not
cover the cup warmer tray with cloths or
other items.
18) The machine’s power supply cable
must not be replaced by users. In case the
power supply cable becomes damaged,
shut o the machine and disconnect the
machine from the electctrical network by
switching o the relave circuit breaker
and close o the water supply; to replace
the power supply cord, contact qualied
professionals only.
WARNING
THIS EQUIPMENT MUST BE INSTALLED TO
COMPLY WITH THE APPLICABLE FEDERAL,
STATE, OR LOCAL PLUMBING CODES

EN
5
2. Denion of Model
This operang manual refers exclusively to the below model, of our own manufacture:
Strada 3 group Mechanical Paddle: 3MP
1) Common Dimensions, Weights, and Features
1Main Switch
2Pressure Gauge (Steam Water)
3Pressure Gauge (Brew Water)
4Brew Groups
5Encoder
6Hot Water Switch
7Digital Display
8Steam Wand
9Steam Knob
10 Hot Water Wand
11 Removable Drain Tray
12 Manual Brew Paddle Lever
13 Hot Water Mix Valve
••Weight: Kg. 90
Legend
1
2
9
8
10
12
12
12
5716
9
8
4
11
4
4
13 For addional informaon on electronics,
and soware programming, please see the
secon entled Soware Programming.

EN
6
1) General Descripon
The machine is built in a 3 group version
and is essenally composed of the
following parts:
1) Steam Boiler (produces steam and
hot water)
2) 3 Coee (“saturaon”) boilers
3) Brewing groups
4) Exterior Cover
5) Water pump/s
2) Descripon of the various parts
• Steam Boiler
The Steam Boiler consists of a cylindrical
tank made of AISI 300 series stainless
steel. Each unit is subject to a hydraulic
test, at a pressure of 6 bar, and has an
operang pressure of 1.3-1.5 bar. The
following is a list of eecve volumes and
power rangs according to the number
of groups installed:
3 groups 11 liters 4000 Was
Covers are installed at either end of the
cylindrical tank and on one of them there
is housing for the water heang element,
which allows the steam boiler to reach
operang pressure within approximately
25 minutes. Operang pressure is
maintained by temperature probe. The
steam boiler has various ngs used for
safety devices, for supplying hot water
and steam, and for the heang element.
• Coee Boiler
The Coee Boiler consists of a cylindrical
tank made of AISI 300 series stainless
steel. Each unit is subject to a hydraulic
test, at a pressure of 18 bar, and has an
operang pressure of 9 bar.
The following is a list of eecve volume
and power rangs according to the
number of groups installed:
3 groups 3 x 1,3 liters 3 x 800 Was
Covers are installed at either end of
the cylindrical tank and on one of them
there is housing for the water heang
elements. The temperature of the coee
boiler is maintained by an electronic
temperature controller (PID capable)
with an accuracy of 0.2°C. The brewing
groups are installed on the boiler.
• Brewing Groups
They consist of precision casng made
of stainless steel. The brewing group
accepts the portalter used to hold
the ground coee; the water ows
through the brewing group, through the
portalter basket, through the portalter
spout, and into the cup(s) aer brewing
has been acvated.

EN
7
• Exterior Cover
It consists of a stainless sheet steel
body. The structure has been the object
of specic studies to provide good
aesthecs, lower ergonometric costs for
the operator and reduce the chance of
damage to a minimum.
• Water Pump
The water pump is a dierenal pressure,
“posive-displacement” type installed on
the water supply tubing and is set-up to
operate anyme the coee groups are
acvated, and through an electric level
gauge whenever the steam boiler needs
to be replenished.
• Sound Pressure
The weighted sound pressure level of the
machine is lower than 70dBA.
CONSTRUCTION DETAILS
They consist essenally of 2 small boilers,
of which:
1) Coee Boiler (hot water generator for
brewing coee)
2) Steam Boiler (steam generator for
producing steam and hot water for making
tea and other hot drinks)
1) Descripon of the Coee Boiler (C.C.)
Composed of an AISI 300 series stainless
steel tube.
Heating is accomplished through an
immersion-type plated heang element.
- Operang temperature 95°C (adjustable),
controlled automacally by an electronic
temperature controller with an accuracy
of 0.2 °C. Operang pressure of 9 bar,
developed mechanically by a special
positive-displacement pump which
is activated automatically every time
coee is brewed.
- Pressure is displayed through a pressure
gauge with a scale from 0 to 15 bar.
- Safety device, based on an expansion type
mechanical valve, with counteracng
spring adjusted to 12 bar.
- Tesng:
- Hydraulic test at 18 bar performed on
ready-to-use small boilers, at our factory;
WARNING
THIS EQUIPMENT MUST NOT BE USED BY
CHILDREN, MENTALLY OR PHYSICALLY
CHALLENGED INDIvIDUALS OR ANYONE
LACkING NECESSARY kNOW-HOW UNLESS
SUPERvISED BY SPECIALIzED PERSONNEL.

EN
8
WARNING
THE COFFEE BOILER AND STEAM BOILER
CONTAIN WATER AT ELEvATED TEMPERA-
TURE. WATER TEMPERATURE OvER
125° F / 52° C CAN
INSTANTLY CAUSE SEvERE BURNS OR
DEATH FROM SCALDING.
(COFFEE BOILER 200° F / 93.3° C - STEAM
BOILER 260° F / 127° C)
3. Installaon
WASTE/DRAIN
WATER PUMP
AND MOTOR
WATER PUMP
MOTOR POWER
CORD
POWER SUPPLY
CORD
MAIN SWITCH
AND ELECTRICAL
SUPPLY
CONNECTION
WATER
FILTRATION/
SOFTNER
MAIN WATER
SUPPLY VALVE
OPTIONAL
WATER PUMP
AND MOTOR
WATER PUMP
AND MOTOR
BRAIDED HOSE
BRAIDED HOSE
ADDITIONAL
WATER PUMP
MOTOR POWER
CORD
2) Descripon of the Steam Boiler (C.V.)
Composed of AISI 300 series stainless
steel tube.
Heating is accomplished through an
immersion-type plated heang element.
- Operating pressure of 1.3-1.5 bar,
controlled automatically through a
pressure switch or a temperature probe,
adjusted to open the heang element
supply circuit at 1.5 bar and close it at
1.3 bar.
- The pressure is displayed by means of
a pressure gauge with a scale of 0 to 2
bar.
- Safety device, based on an expansion
type mechanical valve, with counter-
acng spring adjusted to 1.8 bar.
- Tesng:
a) hydraulic test at 4.5 bar performed
on ready-to-use small boilers, at our
factory;

EN
9
1) Accessories
Check the package to make sure that the
following accessories are included:
• 1 x SINGLE and 3 x DOUBLE portalters
• 2 x SINGLE and 4 x DOUBLE lters
• 1 x tamper
• 1 x blind lter
• 1 x cleaning detergent
• 3 x stainless steel braided hose for
water connecons
• 1 x 1,5 mt of reinforced plasc tubing
for drainage
• 1 x hose clamp
• 1 x TEE Fing
In order to proceed with installaon,
it is necessary that the following are
available:
a) Pipes carrying drinking water with a
3/8”G (BSP) end connecon.
b) Electrical Supply according to the
specicaon of the espresso machine
purchased: 200/220/380/VAC - 50/60Hz
electrical connecon with ground,
protected socket and approved circuit
breaker.
c) Indirect waste water drain system.
NOTE
• The drinking water stopcock and the
terminal switches for the electrical
system need to be located in the most
convenient posion for the operator
to access them easily and quickly.
• The machine should be placed on a at
counter and must be placed in sengs
with the following temperatures:
Minimum room temperature: 5°C
Maximum room temperature: 32°C
• If the machine has been temporarily
housed in sengs with a room
temperature of less that 0°C, the
machine must be placed in a warmer
environment in order to gradually
defrost the hydraulic system prior to
use.
• Water pressure supply must be
between 2 and 6 bar.
2) Water Supply Connecon
Connect the inlet of the water lter/
soener to the drinking water
supply using one of the supplied
stainless steel braided hoses.
Before connecng the espresso machine
to the lter/soener, ush the water
supply line and the ltraon system
in order to eliminate any residual
parcles which could otherwise get
stuck in taps or valves thus prevenng
them from working properly.
Connect the water supply connecon of
the espresso machine to the water pump
outlet using one of the supplied stainless
steel braided hoses. Then connect the
water pump inlet to the water filter/
soener outlet.
NOTE: The water pump is a dierenal
pressure, volumetric pump and has been
designed to be used exclusively with cold
water. Make sure that water is always
present while the pump is operating,
otherwise air can be introduced into
the brew boiler causing an undesirable
condion.
3) Electrical Connecons
a) Power Supply Cord
This is the main power supply cable
that provides power to the enre
espresso machine. There are dierent
types of cable based upon the electrical
requirements of the espresso machine
purchased.
WARNING
AT EACH INSTALLATION, THE MACHINE
SHOULD BE EQUIPPED WITH A NEW SET
OF TUBES FOR PLUMBING AND RELATED
GASkETS.
WARNING
HAzARDOUS vOLTAGE! DISCONNECT FROM
POWER SUPPLY BEFORE SERvICING

EN
10
b) Water Pump Motor Power Cord
This is the power supply for the water
pump motor. The internal electronics
will switch the pump motor on when
needed.
3-core cable with 1.5 mm2 cross secon
(CE) or 3-core AWG 16 (for UL version)
secured to espresso machine via a strain
relief connector.
WARNING
THE MOTOR PUMP MUST BE
SITUATED CLOSE TO THE
MACHINE IN AN ACCESIBLE
PLACE FOR MAINTENANCE
BUT NOT FOR ACCIDENTAL
INTERFERENCE AND WHERE
THERE IS AN OPTIMAL AIR
CIRCULATION
4) Waste Water Drain Connecon
The espresso machine drain is to be
connected by means of the included
reinforced plasc tubing. Connect one
end of the reinforced plasc tubing to
the drain hose connecon on the le
side of the espresso machine. Secure
with included hose clamp.
Connect the other end to a suitable
waste water collecon system.
In case such a system is not available,
drained liquids may be collected in a
suitable bucket and any necessary drain
pipe extensions should be made using
steel-lined PVC tubing and suitable hose
clamps.
WARNING
THE MANUFACTURER DECLINES ANY
RESPONSIBILITY FOR ANY EvENT LEADING
TO LIABILITY SUITS WHENEvER
GROUNDING HAS NOT BEEN COMPLETED
ACCORDING TO CURRENT LOCAL, NATIONAL
AND INTERNATIONAL REGULATIONS AND
ELECTRICAL CODES, AND/OR IN LACk OF
PROPERLY CONNECTED
ELECTRICAL PARTS.
cAutIoN
BEFORE MAkING ANY ELECTRICAL
CONNECTIONS MAkE SURE THAT THE 2
STRAIN RELIEF CONNECTORS ARE FIRMLY
SECURED TO THE BODY OF THE MACHINE
IN ORDER TO PREvENT INADvERTENT
STRESS ON THE POWER CABLES.
WARNING
U.S.A. AND CANADA ONLY
DO NOT CONNECT TO A CIRCUIT OPERATING
AT MORE THAN 150 v TO GROUND