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manual
strada ep
Electronically controlled gear pumps provide precise,
direct pressure control. Motor speed control with La
Marzocco's classic paddle interface. Absolute and direct
control of pressure at any point during the extraction.
Manuallt operated by the Barista.
Record feature to program and reproduce pressure profiles.
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Summary of Contents for La Marzocco strada ep
- Page 1 Electronically controlled gear pumps provide precise, direct pressure control. Motor speed control with La Marzocco‘s classic paddle interface. Absolute and direct control of pressure at any point during the extraction. Manuallt operated by the Barista. Record feature to program and reproduce pressure profiles.
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Page 2: Table Of Contents
Operating Manual V2.1 - 11/2014 Chapters 1. General Warnings and Safety Specifications page 3 La Marzocco S.r.l. 2. Definition of Available Models page 5 Via La Torre 14/H Località La Torre 3. Installation page 8 50038 Scarperia e San Piero (Firenze) - ITALIA 4. -
Page 3: General Warnings And Safety Specifications
1. General Warnings and Safety Specifications 4) Packaging (boxes, plastic bags, foam 9) Furthermore, you must ensure that WARNING parts and whatever else) must not be left the capacity of the available electrical THIS MACHINE IS FOR PROFESSIONAL USE ONLY AND SHOULD BE INSTALLED around within easy reach of children, due system is suitable for the maximum power IN LOCATIONS WHERE ITS USE AND... - Page 4 STRADA EP 2 gr. 3 gr. 14) In case the machine is operating and close off the water supply; to replace...
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Page 5: Definition Of Available Models
2. Definition of Available Models This operating manual refers exclusively to the following models, of our own manufacture: STRADA 3 group Electronic Paddle: 3EP Legend Group Display Main Switch Steam Wand Lever Electronic Brew Paddle Lever Hot Water Wand Hot Water Mix Valve Hot Water Switch Programming Display Steam Wand Protection... - Page 6 1) General description approximately 25 minutes. Operating Each unit is subjected to a hydraulic The machine is built in 2 or 3 coffee group pressure is maintained by temperature test, at a pressure of 18 bar, and has versions and is essentially composed of probe.
- Page 7 • Pressure is displayed through a • Water pump • Magnetic drive gear pump to pressure gauge with a scale from 0 to There are two type of pump workink on operate whenever brewing coffee 15 bar. this model of Strada: following manual or preset pressure •...
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Page 8: Installation
AC220-240V/60Hz 20-22 AC208-240/60Hz SEE ELECTRICAL THAT A RESIDUAL CURRENT DEVICE (RCD) WITH A RATED 4600 1600 3000 4600 AC380/50Hz RESIDUAL OPERATING CURRENT NOT EXCEEDING 30 mA STRADA EP CONNECTIONS IS INSTALLED. 25-29 AC220-240V/60Hz 30,5 2400 4000 6400 AC208-240/60Hz 6400 FOR DETAILS... - Page 9 1) Installation guide For best results, STRADA needs a minimum flow of water in input of 100 l/h and a pressure of 2.5 bar. Installations that do not meet these requirements will cause a shorter life of the pump and may cause a high noise level during coffee brewing.
- Page 10 Pressure higher than 3 bar Flow rate higher than 100 l/h Installation of the pressure reducer (set to 3 bar with a flow rate of at least 100 l/h) immediately after the water treatment system, upstream of the tee. Water treatment system + pressure reducer, reducing the flow rate within the recommended range NEVER LESS THAN 100 l/h.
- Page 11 Pressure higher than 3 bar Flow rate lower than 100 l/h Installation of the pressure reducer (set to 3 bar) immediately after the water treatment system, upstream of the rotary pump. Installation of the rotary pump (set to 3 bar) immediately after the pressure reducer, upstream of the tee.
- Page 12 1) Accessories • Single phase 200VAC - 50/60 Hz 2) Water test kit electrical connection with ground, In order to enable you to check if your water WARNING protected socket approved supply is within the suggested ranges, La AT EACH INSTALLATION, THE MACHINE interlock switch Marzocco machines will be equipped with SHOULD BE EQUIPPED WITH A NEW SET OF...
- Page 13 4) Electrical connections by filling out the online water calculator steel braided hoses. Before connecting a) Power supply cord on our website: LA MARZOCCO WATER the filter to the water pump, flush the cAutIoN CALCULATOR (http://www.lamarzocco.
- Page 14 b) Water pump motor power cord 5) Waste water drain connection WARNING The espresso machine drain is to be THE MANUFACTURER DECLINES ANY WARNING connected by means of the included RESPONSIBILITY FOR ANY EVENT LEADING reinforced plastic tubing. Connect one THE MOTOR PUMP MUST BE SITUATED CLOSE TO LIABILITY SUITS WHENEVER GROUNDING TO THE MACHINE IN AN ACCESSIBLE PLACE...
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Page 15: Machine Operation And Coffee Preparation
4. Machine Operation and Coffee Preparation Starting the espresso machine Loosen the bleed screws one at a time activating the auto-fill solenoid valve and to allow air to escape until water flows the motor pump. This will fill the steam a) Filling the boilers with water from below the screw head. - Page 16 • Being careful to avoid burns, turn on portafilters installed in the espresso machine when not in use. The portafilter each steam wand for at least one minute. must remain heated for the brew process • Turn on the hot water valve for the to function correctly.
- Page 17 Paddle it is possible to vary the speed of the water flow, before making coffee. cAutIoN the gear pump, as much it will be turned NEVER REMOVE THE FILTER HOLDER WHEN It is important to remember that coffee as faster the pump will go. WATER IS BEING DELIVERED.
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Page 18: Dispensing Steam And Hot Water
5. Dispensing Steam and Hot Water 1) Steaming milk or other liquids heated liquid container to the steam 2) Preparing tea and other hot drinks In order to allow for any condensed boiler (via vacuum created from cooling water in the wand to be released ALWAYS parts). -
Page 19: Maintenance And Periodic Cleaning Operations
6. Maintenance and Periodic Cleaning Operations 2) Cleaning filters 6) Cleaning the hot water and steam WARNING - Put 2 or 3 teaspoons of detergent nozzles THE MACHINE MUST BE INSTALLED SO THAT powder for coffee machines in about 1/2 Steam nozzles must... - Page 20 -Rinse thoroughly with clean water. Install WARNING WARNING and run hot water through each group IF THE ABOVE-MENTIONED INSTRUCTIONS IN ORDER TO PREVENT CRACKS OR several times with the screen installed. ARE NOT ADHERED TO THE MANUFACTUR- LEAKAGE: DO NOT STORE OR INSTALL ER CANNOT BE HELD RESPONSIBLE FOR THE COFFEE MACHINE IN PLACES WHERE 8) Water Filter/Softener...
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Page 21: De-Commissioning And Demolition
7. De-commissioning and Demolition 1) De-commissioning and demolition Remove the reinforced plastic tubing on Recycling notice: Warning for the the drain connection. protection of the environment. Start by setting the main switch to the Used Electrical and electronic waste “0” or OFF position. At this point, the machine may be contains hazardous but also valuable removed from the bar, being very careful... -
Page 22: Mandatory Maintenance And Check-Up Operations
8. 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. -
Page 23: Software Programming Guide
9. Software Programming Guide Programming Introduction “Technical” Programming page 24 Digital Display Language page 37 Programming Encoder page 25 Coffee Boiler page 38 Start Up Procedures page 26 Total Coffee Dose Counter page 40 Shut Down Procedures page 27 Filter Alarm page 41 Accessing Programming Mode page 28... -
Page 24: Digital Display
STRADA Programming Introduction Description • This 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. • The following is a brief introduction to the controls and display and how they interact with the operator. Digital Display LaMarzocco 09:30 Firenze Italia... -
Page 25: Programming Encoder
Programming Encoder The encoder knob is always located on the right of group one. By turning it to the right it is possible to increase the value. By turning it left, it is possible to decrease the value and by pushing it down, it is possible to scroll through the software menu, enter functions or confirm first installation. -
Page 26: Start Up Procedures
Start Up Procedures Turning the Espresso Description Machine On The following is the procedure for turning on • Proceed checking for water connection to the power to the espresso machine. the espresso machine. • Please follow the procedures carefully to •... -
Page 27: Shut Down Procedures
Shut Down Procedures Description Turning the Espresso Machine Off The following is the procedure for turning off • This machine has two off settings. One power to the espresso machine. setting turns off all of the components in the • Please follow the procedures carefully to espresso machine and the other turns off avoid any damage to the espresso machine. -
Page 28: Accessing Programming Mode
• There are two levels within the programming 117.6°C 00:00 intervention of a service technician La Marzocco mode that allow the programming of 0.8 B reccomends that no changes are made at this specific parameters. -
Page 29: Barista" Programming
“Barista” Programming Description Coffee Boiler • This parameter allows the operator to enable/disable the coffee boiler. Coffee Boiler1 ENABLED Display Operating Procedure the Encoder Knob. When the espresso machine is turned on, press and hold After about 10 seconds the following 117.6°C 00:00 0.8 B... - Page 30 “Barista” Programming Description Coffee Boiler • This parameter allows the operator to program the coffee boiler temperature. Each group have different programming. Coffee Boiler 95.0°C 98.0°C Display Operating Procedure the Encoder Knob. When the espresso machine is turned on, press and hold After about 10 seconds the following 117.6°C 00:00...
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Page 31: Cleaning Cycles
“Barista” Programming Description Cleaning Cycles • This parameter allows the operator to carry out the washing of the coffee groups, in an automatic way, by running multiple cleaning cycles. Rinsing • To run the cleaning cycle, operate the Groups brewing lever (part 4, page 5) only once. Display Operating Procedure the Encoder Knob. -
Page 32: Cup Warmer
“Barista” Programming Description Cup Warmer • This parameter allows the operator to enable or disable the cups heating function. • This function is displayed only on the models of espresso machine equipped Cup Heating with this accessory. ENABLED Display Operating Procedure the Encoder Knob. -
Page 33: Coffee Dose Counter
“Barista” Programming Description Coffee Dose Counter • This parameter allows the operator to view the quantity of coffee and tea doses. • This parameter displays different values: Doses Reading • Coffee doses for each group; press + or - • Tea doses. -
Page 34: Clock Adjust
“Barista” Programming Description Clock Adjust • This parameter allows the user to set the • There are 3 changeable values within this time of day and the day of the week. parameter: • This parameter is used to display time and is •... -
Page 35: Auto On/Off
“Barista” Programming Description Auto ON/OFF • This parameter allows the operator to program the espresso machine to turn on at a preset time and turn off at a preset time. • This feature also allows the espresso Auto On/Off machine to remain in the off condition for On: --.-- one closed day. -
Page 36: Tea Dose
“Barista” Programming Tea Dose • This parameter allows the operator to program the amount of water (brewing amount) for the tea button. programming Display Operating Procedure the tea button When the espresso machine is turned on, press and hold (item 7, page 5). After about 10 seconds the 117.6°C 00:00 0.8 B... -
Page 37: Technical" Programming
“Technical” Programming Description Language • This parameter allows the technician to change the language of the display. Language ENGLISH Display Operating Procedure the Encoder Knob. When the espresso machine is turned off, press and hold After about 10 seconds the following 00:00 screen is displayed. -
Page 38: Coffee Boiler
“Technical” Programming Description represents the temperature of the water Coffee Boiler exiting the group head. • This parameter is preset at the factory based • To properly calibrate the temperature of any upon initial tests of this espresso machine. espresso machine it is import to measure •... - Page 39 “Technical” Programming Description the pressure of the water exiting the group Coffee Boiler head. • This parameter is preset at the factory based • To properly calibrate the pressure of any upon initial tests of this espresso machine. espresso machine it is import to measure •...
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Page 40: Total Coffee Dose Counter
“Technical” Programming Description Coffee Dose Counter • This parameter allows the technician to review the total coffee doses. Total doses Display Operating Procedure the Encoder Knob. When the espresso machine is turned off, press and hold After about 10 seconds the following 00:00 screen is displayed. -
Page 41: Filter Alarm
“Technical” Programming Description Filter Alarm • This parameter enables the technician • A value of 0 (zero) disables the filter alarm to program an alarm that will alert the parameter. user about the need for maintenance or replacement of the water filter. Change H2O Filter •... -
Page 42: Water Flow Cc/Sec
“Technical” Programming Description Water Flow cc/sec • This parameter allows the technician to set the value that will enable the espresso machine to calculate the consumption of the litres for the replacement of the water Water Flow filter. 00 cc/sec Display Operating Procedure the Encoder Knob. -
Page 43: Steam Boiler
“Technical” Programming Description Steam Boiler • The parameter filling WITH PUMP 1 or WITH cle during the brewing process can reduce PUMP 2 allows the technician to select the the overall dispensing pressure in the brew activation of the water pump during the boiler. - Page 44 “Technical” Programming Description Steam Boiler • This parameter allows the technician to enable or disable the operation of the second coffee pump. 2° Pump Coffee DISABLED Display Operating Procedure the Encoder Knob. When the espresso machine is turned off, press and hold After about 10 seconds the following 00:00 screen is displayed.
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Page 45: Tea Brewing
“Technical” Programming Description Tea Brewing • This parameter allows the technician to select pressure. The activation of the auto-fill cy- the type of the tea brewing WITH PUMP 1, cle during the brewing process can reduce WITH PUMP 2 or WITHOUT PUMP. the overall dispensing pressure in the brew •... -
Page 46: Coffee Boiler
“Technical” Programming Description Coffee Boiler • This parameter allows the operator to enable/disable the coffee boiler. Coffee Boiler 1 ENABLED Display Operating Procedure the Encoder Knob. When the espresso machine is turned off, press and hold After about 10 seconds the following 00:00 screen is displayed. - Page 47 “Technical” Programming Description Coffee Boiler • This parameter allows the operator to program the coffee boiler temperature. Each group have different programming. Coffee Boiler 1 95.0°C 98.0°C Display Operating Procedure While the espresso machine is turned off, press and hold the Encoder Knob. After approximately 10 seconds the 00:00 following display appears.
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Page 48: Cup Warmer
“Technical” Programming Description Cup Warmer • This parameter allows the operator to enable or disable the cups heating function. • This function is displayed only on the models of espresso machine equipped Cup Heating with this accessory. ENABLED Display Operating Procedure the Encoder Knob. -
Page 49: Coffee Dose Counter
“Technical” Programming Description Coffee Dose Counter • This parameter allows the operator to view the quantity of coffee and tea doses. • This parameter displays different values: Doses Reading • Coffee doses for each group; press + or - • Tea doses. -
Page 50: Clock Adjust
“Technical” Programming Description Clock Adjust • This parameter allows the user to set the • There are 3 changeable values within this time of day and the day of the week. parameter: • This parameter is used to display time and is •... -
Page 51: Auto On/Off
“Technical” Programming Description Auto ON/OFF • This parameter allows the technician to program the espresso machine to turn on at a preset time and turn off at a preset time. • This feature also allows the espresso Auto On/Off machine to remain in the off condition one On: --.-- closed day. -
Page 52: Manual Profile
“Pressure Profile” Programming Description Manual Profile • This function allows the operator to manually brew the coffee, varying the water pressure on the coffee. 90.0°C 2.0B MANUAL Display Operating Procedure When the espresso machine is on and with the parameter set to MANUAL, you can brew the coffee dose by actuating 90.0°C 2.0B MANUAL the brewing lever (part 4, page 5... -
Page 53: Automatic Profile
“Pressure Profile” Programming Description Automatic Profile • Four different profiles are factory set (see also the contents of the USB stick). • This function allows the operator to store four different pressure profiles, overwriting 90.0°C those already set at the factory. 2.0B MANUAL Display Operating Procedure... -
Page 54: The Strada Explained
The STRADA Explained A Few crucial facts you should understand Pressure: as with the temperature, the When the STRADA follows a set profile, before operating the machine. displayed pressure on the STRADA is the the CPU reads a pressure that is very The STRADA is a powerful tool which acts actual pressure on the coffee puck and close to that in the coffee puck, therefore... -
Page 55: Pressure Profile Editor
Pressure Profile Editor HOW TO DRAW YOU PRESSURE PROFILES: 8. Choose the brewing time (end time) 13. Plug in the USB pen to your STRADA. in order to create your own profile. Copy from USB->MAChine press 1. Install the pressure profile editor. (reccomended 25±5 sec.) the encoder to confirm. - Page 56 HOW TO COPY PROFILES FROM THE HOW TO CHECK YOUR PROFILES: This visualization will show you a MACHINE TO THE USB PEN: spreadsheet with your profiles divided in seconds. the unit of mesaure for the Plug in the USB pen to your STRADA Format the USB pen that you will Do not press the encoder until the motor is in V and for the pump is in bar.
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