Gaggia Accademia Manuale utente

All parts of this document are the property of Saeco International Group.

from any errors or omissions. Furthermore, no part may be reproduced, used or collected, except where

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Rev. 00 / March 2010

Service Manual

Revision 00 March 2010

Page

1. Introduction

1.1 Documentation required 1

1.2 Tools and equipment required 1

1.3 Material 1

1.4 Safety warnings 1

1.5 Accademia Range 2

1.6.1 External machine parts 3

1.6.2 Internal machine parts 4

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2.2 Machine parameters and performance 2

3. User instructions

3.1 Customer and programming menu 1

3.2 Machine indications 2

3.3 Operation, cleaning and maintenance 3

4. Operating logic

4.1. Water circuit 1

4.2 Frother valve assembly 2

4.2.1 General carafe assembly 2

4.3 Multi-way valve 4

4.4 Coffee cycle 5

4.5 Single microswitch 6

4.6 Temperature sensor (adjustment) 6

4.7 Coffee grinder 7

4.8 Detection of coffee bean absence,

dose adjustment, blocked coffee grinder 7

4.9 Auto-learning dose (SAS) 8

4.10 SBS 9

4.11 Water level detection in the tank 10

4.12 Water level detection in the drip

tray 10

4.13 Descaling request 11

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Contents

GAGGIA Rev. 00 / March 2010 ACCADEMIA

Contents

Page

5. Troubleshooting

5.1. Test mode 1

5.2 Diagnosis mode 6

5.3 Error messages 12

6. Standard inspections

6.1 Repair schedule 1

6.2 Service schedule 1

6.3 Final inspection 2

7. Disassembly

7.1 Outer elements 1

7.2 Coffee grinder 2

7.3 Grinder blades 3

7.4 Coffee grinder adjustment 4

7.5 Steam pump 5

7.6 Coffee pump 5

7.7 Flow meter 5

7.8 Power board 6

7.9 Steam boiler 6

7.10 Coffee boiler 6

7.11 Gearmotor 7

7.12 Frother valve assembly 8

7.13 Dispenser assembly 8

7.14 Steam pipe assembly 9

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7.16 Carafe board general assembly 10

7.17 CPU board, display and front panel 10

7.18 Oetiker clamps 12

8. Notes

9. Water circuit diagram

10. Electrical diagram

GAGGIA Rev. 00 / March 2010 ACCADEMIA

CHAPTER 1

INTRODUCTION

ACCADEMIA 01 INTRODUCTION

GAGGIA Rev. 00 / March 2010 Page / 04

1.1 Documentation required

The following documentation is required for repairs:

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1.2 Tools and equipment required

Besides standard equipment, the following tools are required:

Qty. Description Notes

1 Screwdriver Torx T 8 - T 10 - T 20

1 Pliers for Oetiker clamps

1 AC - DC - Vdc tester

1 Digital thermometer Scale limit > 150°C

1 SSC (Saeco Service Center) Programmer

(for programming and diagnosis mode)

1.3 Material

Description Notes

Thermal paste Heat resistance > 200°C

Descaler Gaggia descaler

Degreaser Personal choice

Silicone grease Safe to use with food

1.4 Safety warnings

It is recommended to consult the technical manual of the machine before implementing any

operation.

Comply with all applicable standards relating to the repair of household appliances.

Always disconnect the power plug from the mains before beginning repairs on the machine.

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This household appliance is rated as insulation class I.

On completion of the repairs, insulation and dielectric rigidity tests must be performed.

ACCADEMIA 01 INTRODUCTION

GAGGIA Rev. 00 / March 2010 Page / 04

1.5. Accademia Range

Accademia

Display interface X

With painted stainless steel parts X

Milk carafe X

Clean (automatic milk circuit washing) X

Automatic dosing (SAS) X

Cup heater X

Quantity of dispensed coffee saved in

memory X

Quantity of dispensed milk saved in

memory X

Automatic shutdown

(after 60' inactivity) X

SBS X

Compartment for ground coffee X

Automatic descaling cycle X

ACCADEMIA 01 INTRODUCTION

GAGGIA Rev. 00 / March 2010 Page / 04

Cup heater plate

Coffee bean

container with lid

Grinding level

adjustment

Control

panel

Milk container

connector

Dispenser

Drip tray+grille

Water tank

Compartment for

pre-ground coffee

Service

hatch

SBS

Hot water/steam

dispensing pipe

Full tray

ÀRDW

Milk container

Main switch

Power cable

connector

Brewing unit

Drip tray

Dreg drawer

1.6.1 External machine parts

ACCADEMIA 01 INTRODUCTION

GAGGIA Rev. 00 / March 2010 Page / 04

Interna

mac

ine

art

Water level

capacitive sensor

Multi-way valve

Coffee boiler

cover

Steam boiler

Power Board

Flow meter

Water pump

Steam pump

Coffee grinder

Ground coffee

conveyor

Coffee cover

presence sensor

Water tank connection

Water tank presence/

absence plate

GAGGIA Rev. 00 / March 2010 ACCADEMIA

CHAPTER 2

TECHNICAL SPECIFICATIONS

ACCADEMIA 02 TECHNICAL SPECIFICATIONS

GAGGIA Rev. 00 / March 2010 Page / 03

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Power supply and output: 240 V~ 50 Hz 1400 W - 230 V~ 50/60 Hz 1400 W -

120 V~ 60 Hz 1500 W - 100 V~ 50/60 Hz 1300 W

Temperature monitoring: Variable resistor sensors (NTC)

transmits the value to the control board

Safety system: 2 manual reset or one-shot thermostats (175°C)

Coffee heat exchanger output:

Stainless steel

(230/120 V~) 1300 W – (100 V~) 1100 W

to dispense coffee, hot water and steam

Steam heat exchanger output:

Stainless steel As above

Gearmotor: 2 rotation directions; 24VC power supply

Coffee pump Ulka Type EP5/S GW approx. 13-15 bar with reciprocating

piston and 120°C cutout 48 W, 230V, 50 Hz, 120V, 60Hz 100V,

50/60 Hz

Steam pump Ulka MF with reciprocating piston 230V, 50 Hz, 120V, 60Hz 100V

50/60 Hz

Overpressure valve:

(multi-way valve)

Opening at approx. 17-23 bar

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Coffee grinder: 'LUHFWFXUUHQWPRWRUZLWKÀDWFHUDPLFJULQGHUEODGHV

Automatic dosage Dose adjustment controlled by the electronic system

Consumption: During the heating phase - approx. 5.6 A

Consumption in Stand-by <1 W

Dimensions: W x H x D in mm: 290x375x444

Weight: 16 kg

Water tank capacity: 1.7 l.

Coffee container capacity 250 g coffee beans

Dreg drawer capacity 15

Heat exchanger capacity: Approx. 10 cc

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Heating time: Approx. 45 sec.

Dispensing temperature: Approx. 84°± 4°

Grinding time: Approx. 8-10 sec.

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