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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 7HFKQLFDOVSHFL¿FDWLRQV  
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
:DWHU¿OWHU In tank
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

ACCADEMIA 02 TECHNICAL SPECIFICATIONS
GAGGIA Rev. 00 / March 2010 Page / 03
2.2. Machine parameters and performance
PRODUCT
QUANTITY
Min
quantity
(Puls.)
Max
quantity
(Puls.)
Max
quantity
(Puls.)
Set
by the user
Set by
the Production/Service
Dept
Expresso 50 130 - 170 *600 Yes No
Expresso
lungo 70 200 - 230 *600 Yes No
Pre-ground Yes
Hot water Continues for 400 pulses
Steam
nozzle Continues until the water is used up (capacitive sensor)
* Depends on the language selected by the user
RINSE Initial rinse Final rinse
When performed When the machine is switched on
and the temperature of the
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When the machine is switched
off electronically, manually or
automatically after 60', if at least
one coffee has been dispensed
before being switched off
No. of Pulses 130 100
Stop option Yes, by pressing any key Yes, by pressing any key
Can be disabled by the user Yes No
Can be disabled by
the Production/Service Dept No No
No. of pulses adjustable by
the user No No
No. of pulses adjustable by
the Production/Service Dept No No
Pulse range
(Min - Max) No No
02
Descaling frequency
Hardness Water hardness :LWKRXWDQWLVFDOH¿OWHU :LWKDQWLVFDOH¿OWHU
1Soft (up to 7°dH) 240 litres (480,000 pulses) 480 litres (960,000 pulses)
2Medium (7° - 14°dH) 120 litres (240,000 pulses) 240 litres (480,000 pulses)
3Hard (15° - 21°dH) 60 litres (120,000 pulses) 120 litres (240,000 pulses)
4Very hard
(over 21°dH) 30 litres (60,000 pulses) 60 litres (120,000 pulses)
The default water hardness level is 3. Each litre of water corresponds to approximately 2,000 pulses

ACCADEMIA 02 TECHNICAL SPECIFICATIONS
GAGGIA Rev. 00 / March 2010 Page / 03
WATER TANK Description
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:DWHUUHVHUYHSXOVHVZLWKQRZDWHU¿OWHU 200
:DWHUUHVHUYHPRGL¿DEOHE\WKH3URGXFWLRQ6HUYLFH
Dept
No
"Fill tank" alarm Yes
"No tray" alarm No
Water mains No
DREG DRAWER Description and values
Time-out for dreg drawer 5 sec.
Warning to empty dreg drawer Yes, after 12 lots of dregs
Empty dreg drawer block alarm
(double expresso as the last dispensed product)
15 lots of dregs
(16 lots of dregs)
Reset dreg counter
Only if the Warning or the empty dreg drawer
alarm is triggered and the dreg drawer is
removed for at least 5 seconds.
STAND-BY Description and values
Input time (min - max) 15 minutes - 180 minutes
Input time (default) 60 minutes
Input time set by user Yes
Input time set by
the Production/Service Dept
Yes
Boiler temperature during Stand-by Boiler OFF
Cup heater during stand-by Cup heater OFF
Timer and Stand-by Yes **
** The machine switches on at the TimerOn (Timer) value and switches off when the
"Stand-by input time" (Delay - Time) has elapsed
03

GAGGIA Rev. 00 / March 2010 ACCADEMIA
CHAPTER 3
USER INSTRUCTIONS

ACCADEMIA 03 USER INSTRUCTIONS
GAGGIA Rev. 01 / Jan. 2010 Page / 03
3
.1.
C
ustomer and pro
g
rammin
g
menu
1
)Press the button pertaining to the desired
p
roduct once for 1
p
roduct and twice for 2
p
ro
d
ucts. To save t
h
e
l
en
g
t
h
,
k
eep t
h
e
b
utton
p
ressed
f
or 3 sec
.
1
)
P
l
ace a container
b
eneat
h
t
h
e
h
ot
w
ater/steam dispensin
g
pipe
2
)
Press button
(
1
)
Press
b
utton
(
2
)
to
d
ispense t
h
e set type
3
)
Remove t
h
e container at t
h
e en
d
.
R
epeat the process to dispense another dose
1
)Place a container and turn the
c
arafe handle clockwis
e
2)
Press t
h
e
b
utton t
h
at corres
p
on
d
s
with the desired bevera
ge
4)
T
h
e mac
h
ine can
d
is
p
ense an a
dd
itiona
l
amount
of milk if the hi
g
hli
g
hted button is presse
d
6)Upon completion, bring the cara
f
e handle bac
k
to t
h
e i
dl
e position, t
h
en t
h
e rinse cyc
l
e
b
egins.
5)The machine dispenses the co
ff
e
e
3)
Mac
h
ine preparation
b
egins
2)Preparation begins by grinding the co
ff
e
e
Ex
p
resso
C
appuccino
/
Latte macc
h
iato
/
Mi
lk
Dispensin
g
h
ot wate
r
3
)The co
ff
ee dispensing phase can be interrupted
a
t any time
b
y pressing
"
STOP
".
01
Button to perform
a cleaning cycle
Button to dispense
a cappuccino
Button to dispense
a latte macchiato
Button to dispense
hot milk
Button to dispense
an expresso
%XWWRQWRVHOHFWÀDYRXU
Button to dispense
hot water and steam
Button to dispense
an expresso lungo
Button to dispense
a coffee
Function keys
Key used to set the machine in stand-by
6
CAPPUCCINO
5
ESPRESSO
3
CAPPUCCINO
ECO MODE ATTIVO
3
ESPRESSO
2
15/01/10
10:38
2
15/01/10
10:38
1
1
CAPPUCCINO
4
13
3
SELEZIONARE
ACQUA CALDA O VAPORE
15/01/10
10:38
2
SELEZIONARE
ACQUA CALDA O VAPORE
15/01/10
10:38
1
22

ACCADEMIA 03 USER INSTRUCTIONS
GAGGIA Rev. 01 / Jan. 2010 Page / 03
Dispensing stea
m
02
1)
P
l
ace a container
b
eneat
h
t
h
e
h
ot water
/
steam
d
ispensin
g
pip
e
2
)
Press
b
utton
(
1
)
Press button (2)
t
o start
d
ispensin
g
3)
Remove the container at the end.
R
epeat t
h
e process to
d
ispense anot
h
er
d
os
e
1
VAPORE
SELEZIONARE
ACQUA CALDA O VAPORE
15/01/10
10:38
1
223
3
.
2.
Machine si
g
nal
s
C
lose the coffee bean container lid
f
or any beverage to be dispense
d
A bevera
g
e containin
g
milk has
been selected. Press the "ESC" ke
y
to cance
l
t
h
e se
l
ection
.
The carafe rinse function has been
s
elected. Press the "ESC" ke
y
to
cance
l
t
h
e se
l
ection
.
A
n operation t
h
at requires a
dispensing cycle o
f
the milk
container
h
as
b
een se
l
ecte
d
.
Press t
h
e
"
ESC
"
k
ey to cance
l
t
h
e
s
electi
o
n.
T
h
e mac
h
ine requires a
d
esca
l
in
g
cycle. Damages caused due to
t
h
e
d
esca
l
ing cyc
l
e not
b
eing
imp
l
emente
d
non are not covere
d
by
the warrant
y
.
The machine requires the "Intenza"
ZDW
HU
¿
OW
HU
WR
E
HUH
S
ODFHG ZLWK
D
QHZ
RQH
5H
SO
DF
H
W
KH
¿
OW
H
U

Flashing red LED.
Mac
h
ine in stan
d
-
by
.
Pr
ess
An error
h
as occurre
d
. Ta
k
e note
of the code (E xx). Switch off the
m
a
chine
a
n
d
switch it
ba
ck
o
n
af
ter
30 seconds. If the
p
roblem
p
ersists,
c
o
nt
a
ct t
h
e
a
ssist
a
nce centre
.
Fill the c
off
ee c
o
nt
a
iner with c
off
ee
b
eans
Insert the coffee unit into its
h
ousing
Insert t
h
e
d
re
g
d
rawer an
d
t
h
e
d
rip
t
ra
y
Em
p
t
y
t
h
e
d
ri
p
tra
y
t
h
at is
b
eneat
h
the coffee unit and the dre
g
drawer
.
Onl
y
i
f
the machine re
q
uires it
an
d
it is switc
h
e
d
on.
T
he front door must be closed for
the machine to be functiona
l
5HPRY
H
W
K
H WDQ
N
D
Q
G
¿OO
LW
ZL
WK
f
resh drinkin
g
wate
r
CHIUDERE
SPORTELLO CHICCHI
AGGIUNGERE CAFFE’
INSERIRE GRUPPO
INSERIRE
CONTENITORE FONDI
SVUOTARE VASCA
RACCOGLIGOCCE
E CONTENITORE FONDI
CHIUDERE LO SPORTELLO
FRONTALE
RIEMPIRE IL
SERBATOIO ACQUA
POSIZIONARE L’EROGATORE
DELLA CARAFFA IN POSIZIONE
EROGAZIONE
POSIZIONARE L'EROGATORE
DELLA CARAFFA IN POSIZIONE
RISCIACQUO
POSIZIONARE LA
CARAFFA DEL LATTE
NELL’ALLOGGIAMENTO
10:38
10:38
RIAVVIARE PER RISOLVERE
IL PROBLEMA
E XX

ACCADEMIA 03 USER INSTRUCTIONS
GAGGIA Rev. 01 / Jan. 2010 Page / 03
3.3. Operation, cleaning and maintenance
CLEANING AND TECHNICAL ASSISTANCE
A Empty the dreg drawer If signalled
B Empty the drip tray $VQHFHVVDU\ÀRDW
C Clean the water tank Weekly
D Clean the coffee bean container As necessary
E Clean the casing As necessary
F
Clean the coffee unit (YHU\WLPHWKHFRIIHHEHDQFRQWDLQHULV¿OOHGRU
once a week
Lubricate the coffee unit After 500 dispensing cycles
Clean the unit housing Weekly
H Descaling cycle If signalled
Operating the machine
1 Fill the water tank
2 Fill the coffee bean container
3 Switch on the appliance
4Press to switch on the
machine
5Select the desired language Save
6 Heating 7KHKHDWLQJSKDVHEHJLQVZDLWIRULWWR¿QLVK
7 Rinse Carries out a rinse cycle of the internal circuits
8 Machine ready The machine is ready to dispense beverages
03
Descaling frequency
Hardness Water hardness :LWKRXWDQWLVFDOH¿OWHU :LWKDQWLVFDOH¿OWHU
1Soft (up to 7°dH) 240 litres (480,000 pulses) 480 litres (960,000 pulses)
2Medium (7° - 14°dH) 120 litres (240,000 pulses) 240 litres (480,000 pulses)
3Hard (15° - 21°dH) 60 litres (120,000 pulses) 120 litres (240,000 pulses)
4Very hard
(over 21°dH) 30 litres (60,000 pulses) 60 litres (120,000 pulses)
The default water hardness level is 3. Each litre of water corresponds to approximately 2,000 pulses

GAGGIA Rev. 00 / March 2010 ACCADEMIA
CHAPTER 4
OPERATING
LOGIC

ACCADEMIA 04 OPERATING LOGIC
GAGGIA Rev. 00 / March 2010 Page / 11
4.
1
. Water c
i
rcu
it
-COLD WATER
- HOT WATER/STEAM - STEAM - HOT WATER
01

ACCADEMIA 04 OPERATING LOGIC
GAGGIA Rev. 00 / March 2010 Page / 11
4
.2.
F
rother valve assembly
02
4.
2
.
1
General carafe assembl
y
6SHFL¿FDWLRQVDQGUHTXLUHPHQWV
Maximum operating pressure 3 bar
Maximum pressure in the water/steam circuit does not exceed 4.5 bar 0/+1
Hot water temperature 90°
Steam temperature 125°
DC3
DC1
DC2
DC4
DC5
Air inlet
Steam outlet
Steam outlet
Hot water/steam
inlet
Hot water/steam
outlet
Drain protection
of the
frother valve
Air solenoid valve
Steam solenoid valve
Clean solenoid valve
(steam)
Hot water/steam
solenoid valve
Drain solenoid valve
1 Cappuccino-maker body
20LONVXFWLRQSLSHDQG¿WWLQJ
3 Venturi pipe
4 Milk dispenser pipe
58SSHU¿WWLQJRIWKHFDUDIHGUDLQSLSH
carafe
6/RZHU¿WWLQJRIWKHFDUDIHGUDLQ
pipe
7 Levers, springs and cam for the
signalling of carafe presence/
absence and the position of the
dispenser
7
4
1
2
3
5
6

ACCADEMIA 04 OPERATING LOGIC
GAGGIA Rev. 00 / March 2010 Page / 11
03
STEAM
VENTURI
PIPE
CLEAN / RINSE
MILK IN
CARAFE
AIR
STEAM
VENTURI
PIPE
FROTHED HOT MILK
(CAPPUCCINO)
MILK FROM
CARAFE
STEAM
VENTURI
PIPE
HOT MILK
MILK FROM
CARAFE
Functional mode for the production of milk products and cleaning the circuit
When the solenoid valves open and let air or hot water/steam through, the following situations
occur:
DC3+DC2 STEAM + AIR = Frothing and heating of frothed milk
DC2 STEAM FROM CENTRAL HOLE = Heating of non-frothed milk
DC4 STEAM FROM LOWER HOLE = Cleaning of milk circuits
AIR or STEAM
STEAM
HOT WATER - STEAM
to the steam pipe
DC3
DC4
DC2
DC5
DC1
SAFETY VALVE
Clean
(steam)
Air
Milk products
(steam)
hot water
steam
CARAFE ATTACHMENT
DC1 = safety valve
DC2 = steam valve
DC3 = air valve
DC4 = clean valve (steam)
DC5 = hot water/steam valve