Gaggia Accademia User manual

All parts of this document are the property of Saeco International Group.
All rights reserved. This document and all the information herein is provided without liability deriving
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

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.
01

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
02

ACCADEMIA 01 INTRODUCTION
GAGGIA Rev. 00 / March 2010 Page / 04
03
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
1
.
6
.
2
Interna
l
mac
h
ine
p
art
s
04
Water level
capacitive sensor
Multi-way valve
Coffee boiler
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.
01