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Saeco Incanto Rondo User Manual

Saeco Incanto Rondo
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Service Manual
“ Incanto RONDO’ ”
EN Incanto DOT.indd 18/05/2005, 12.051
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Saeco Incanto Rondo Specifications

General IconGeneral
Pump Pressure15 bar
ProgrammableYes
Removable Brew GroupYes
Adjustable Coffee StrengthYes
Adjustable Coffee TemperatureYes
Cup Height AdjustmentYes
Coffee InputCoffee beans, Ground coffee

Summary

Documentation and Equipment Requirements

Safety Warnings and Precautions

Emphasizes consulting instructions, following standards, and disconnecting power before repairs.

Class 1 Appliance Testing Requirements

Mandates insulation and dielectric rigidity tests for Rondò models after repair completion.

Incanto Rondò Test Mode Procedures

Entering Test Mode

Instructions on how to initiate the test mode by pressing specific buttons and switching on the machine.

Test Mode Operations: Minimum Potentiometer

Checks gearmotor rotation and pump operation with the potentiometer set to MINIMUM.

Test Mode Operations: Medium Potentiometer

Verifies gearmotor rest position and boiler resistance absorption with potentiometer set to MEDIUM.

Test Mode Functions and Indicators

Test Mode Operations: Maximum Potentiometer

Ensures correct coffee grinder operation and checks its noise level using Button 3.

Microswitch and Potentiometer Mappings

Table correlating LED status with microswitch activation and potentiometer positions.

LED 4 and LED 5 Functionality

Details the functions indicated by LED 4 (fixed/flashing) and LED 5 (flashing) during test mode.

Temperature Settings and Aqua Prima Filter Logic

Incanto Rondò Water Circuit Diagram and Components

Electronics Module Disassembly

Further Electronics Disassembly Steps

Final Electronics Disassembly Stages

Coffee Grinder Plate Disassembly

Boiler Disassembly Steps

Gearmotor Disassembly Procedures

Gearmotor Removal Prerequisite

Coffee Grinder Disassembly and Assembly

Phase 1: Grinder Motor Wiring Disconnection

Disconnect the grinder motor wiring by cutting clips and removing the black circular clip.

Phase 2: Control Card Cable Detachment

Detach the power and sensor cables for the grinder motor from the control card.

Phase 3: Securing Screws for Grinder

Loosen the three screws holding the grinder mechanism using a Phillips screwdriver.

Phase 4: Grinder Motor Flange Screws

Loosen the four screws that attach the grinder motor flange.

Coffee Grinder Assembly: Sensor and Cables

Phase 5: Sensor Removal from Flange

Remove the sensor from its seat by pressing the anchoring tab.

Phase 6: Sensor Support Extraction

Use a small screwdriver to remove the sensor support from the flange seat.

Phase 7: Disconnecting Motor Power Cables

Carefully disconnect the power cables leading to the grinder motor.

Phase 8: Removing Motor Flange Rubber Cap

Remove the protective rubber cap located on the grinder motor flange.

Coffee Grinder Reassembly: Motor and Wiring

Phase 9: Fitting New Motor Rubber Cap

Fit the rubber cap onto the flange of the new grinder motor.

Phase 10: Inserting Sensor Assembly

Align and insert the sensor assembly onto the new motor flange.

Phase 11: Securing the Sensor

Push the sensor firmly into its seat and press against the flange to lock it.

Phase 12: Wiring the New Grinder Motor

Connect the black wire to the negative (-) terminal and the white wire to the positive (+).

Coffee Grinder Reassembly: Gearwheel and Greasing

Phase 13: Gearwheel Ring Disassembly

Disassemble the toothed wheel using specified keys if the gearwheel ring is damaged.

Phase 14: New Gearwheel Ring Insertion

Insert the new gearwheel ring, couple it with the gear, and secure with washer and locknut.

Phase 15: Locking the Brass Pin Nut

Secure the nut on the brass pin shaft using 7 mm and 10 mm keys.

Phase 16: Initial Grease Application

Apply the specified grease ('Interflon fin food grease 2') to the entire gearwheel ring.

Coffee Grinder Assembly: Final Greasing and Coupling

Phase 17: Uniform Grease Distribution

Distribute the grease evenly and generously over the entire toothed wheel.

Coffee Grinder Assembly: Final Securing

Grinder Disassembly: Upper and Lower Units

Lower Grinder Disassembly and Material

Grinder Calibration Settings

Ground Coffee Dose Adjustment

Potentiometer R26 for Dose Control

Adjusts coffee dose via potentiometer R26 on the electronic card, requiring Service Centre.

Dose Adjustment Comparison Table

Table correlating voltage, grinder pulses, and resulting coffee dose in grams.

Controlling Coffee Dose with R26

Turn R26 anticlockwise to increase dose (122 pulses); clockwise to decrease (80 pulses).

Electronics: Jumper and Potentiometer Functions

Valve SBS Operation and Troubleshooting

Troubleshooting SBS Valve Issues

Addresses faults like slow delivery or no delivery, recommending coarser grinding or filling the water circuit.

Incanto DOT Wiring Diagram

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