La Marzocco Strada Manuallines Download Page 11 | Manualshive

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La Marzocco Strada Manuallines Download Page 11

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C. Gently scrub the diffuser and portafilter
gasket and portafilter engagement area.

D. Dip a bar towel into the PuroCaff solution
and thoroughly wipe down the grouphead
area.

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F. Re-assemble screen and screw.
Reinstall.
Backflush the group using a blind
portafilter insert to rinse any remaining
PuroCaff solution from the grouphead.)

E. Remove diffuser screen and
screw from solution.
Rinse thoroughly in clean water.

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Summary of Contents for Strada

Page 1: ...ction of the espresso machine They are also consistent though most any level of operation HOW DOES IT WORK Cold filtered water enters the brewing boiler through a pump which raises the water pressure...

Page 2: ...from cooling down Hot water is constantly circulating in the group any time the machine is hot This allows the group to maintain the correct brewing temperatures at all times Once the dispense button...

Page 3: ...way solenoid valve and allows water to fill the boiler When the water level reaches the metal post the microprocessor can detect the ground or earth signal and closes the two way solenoid valve 6 VAC...

Page 4: ...affect the final result If your water pressure does fluctuate it is required to install a water pressure regulator or floating bypass rotating pump 10 MAIN POWER SWITCH Power enters the machine throu...

Page 5: ...rs the signal from the autofill sensor and determines if it has established a ground 3 Input system These are the ribbon cables that carry information between the menu button pads and the control box...

Page 6: ......

Page 7: ...1 La Marzocco La Marzocco Machines Basic Guideline Machines Basic Guideline 2 What should I do to maintain my espresso machine...

Page 8: ...spoon every 1 2 liters Leave to soak for ten to fifteen minutes 1 4 C Install a blind insert into the portafilter Pour PuroCaff 1 teaspoon into the blind filter and install the portafilter into the g...

Page 9: ...ffee grounds from the portafilter engagement area with a cleaning brush 3 6 G To remove residual detergent install portafilter with an empty blind insert into the group and flush for five seconds Repe...

Page 10: ...all at each group 5 8 2 Clean the diffuser screens and groupheads daily A Remove the portafilter from the group Loosen the diffuser screw using a stubby flathead screwdriver Remove the diffuser screw...

Page 11: ...the PuroCaff solution and thoroughly wipe down the grouphead area 7 10 F Re assemble screen and screw Reinstall Backflush the group using a blind portafilter insert to rinse any remaining PuroCaff sol...

Page 12: ...pick pierce the gasket surface NOTE Old gaskets may harden resulting in a more difficult task Pry the gasket from the group head and discard 9 12 C Apply food grade lubricant to the new gasket along t...

Page 13: ...ted greater than normal pressure may be required to engage the portafilter F Seat the gasket by partially inserting one side of the portafilter then the other Reinstall the diffuser screen and screw o...

Page 14: ...Remove top panel A Turn power off 13 16 C Loosen bleeder screw until water bead appears NOTE Slowly turn the bleeder screw for approximately 1 4 turn It is critical not to remove the screw completely...

Page 15: ...17 Check the flowmeters performed by authorized tech 15 18 Check the group valves performed by authorized tech 16...

Page 16: ...nsion valve A slow but consistent drip is normal Adjust or replace as required see Machine Guideline topic 7 Expansion valve Inspect for group valve leaks at the discharge fitting 17 20 Service the st...

Page 17: ...pressures 19 22 Now while group is off but heating element is on turn expansion valve until the dispensing pressure reads 12 bars Adjust the pump using a screwdriver while extracting espressos until...

Page 18: ...noise caused by the expansion valve releasing excess pressure 21 24 The expansion valve allows the excess pressure from water heating to be bled off to prevent damage to the brewing system components...

Page 19: ...My machine doesn t steam 23 26 Steam tip is clogged B Wipe wand and clear by running steam through the tip for several seconds Clean steam wand tips A Clear steam tip holes with a wire or sharp awl 2...

Page 20: ...D Mix a solution of Purocaff and hot water Soak tip for 10 15 minutes 25 28 H Tighten steam wand tip securely using an open end wrench Steam wand tip is now clear and ready for use F Wrap the steam wa...

Page 21: ...e desired coarseness Espresso grinding mills come in two shapes flat and conical button continuous flow The button on the menu pad that allows the operator to activate a continuous flow of water and t...

Page 22: ...meter The six bladed wheel that spins within the flowmeter body Magnets are positioned inside the impeller which provide a signal for the control box when spun under the magnetic sensor impeller pump...

Page 23: ...le A dissolved mineral solid usually calcium or lime that can accumulate on the inner workings of the espresso machine and eventually causing damage sight glass A clear glass that allows the operator...

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