Gaggia Brera Manual de usuario

SERVICE

MANUAL

Revision 00

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

express authorisation has been provided in writing or through a contractual agreement.

Rev. 00 / OCTOBER 2009

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 Brera range 2

1.6.1 External machine parts 3

1.6.2 Internal machine parts 4

2. Technical specications

2.1 Technical specications 1

2.2 Machine parameters and performance 1

3. Brief instructions

3.1 Customer and programming menu 1

3.2 Operation, cleaning and maintenance 3

4. Operating logic

4.1. Water circuit 1

4.2 Control ringnut and valve 2

4.3 Coffee cycle operating diagram 3

4.4 Single microswitch 4

4.5 Temperature sensor 4

4.6 Coffee grinder operation 5

4.7 Detection of low bean level, dose adjustment, 5

coffee grinder blockage

4.8 Dose self-learning 6

Table of contents

Rev. 00 OCTOBER 2009

Table of contents

Page

5. Service mode

5.1. Test mode 1

6. Servicing & Maintenance

6.1 Repair schedule 1

6.2 Service schedule 1

6.3 Final test 2

7. Disassembly

7.1 Outer elements disassembly 1

7.2 Dispensing spout disassembly 1

7.3 Keypad card and valve card disassembly 2

7.4 Power/CPU card disassembly 3

7.5 Gearmotor disassembly 3

7.6 Boiler disassembly 4

7.7 Valve disassembly 4

7.8 Pump and turbine disassembly 5

7.9 OETIKER clamps assembly and disassembly 6

7.10 Coffee grinder disassembly 7

7.11 Grinder adjustment / assembly and disassembly 8

8. Notes

9. Water circuit diagram

9.1. Water circuit diagram

10. Electrical diagram

10.1

Wiring diagram

Rev. 00 OCTOBER 2009

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 01 INTRODUCTION

1.1 Documentation required

The following documentation is needed for repair procedures:

• Instruction booklet for specic model

• Technical documentation for specic model (diagrams, exploded drawings)

1.2 Tools and equipment required

As well as the standard equipment, the following is required:

Qty. Description Notes

1 Screwdriver Torx T 10

1 Pliers for Oetiker clamps

1 CC -A - Vdc tester

1 Digital thermometer Scale limit > 150°C

1 SSC (Saeco Service Center) Programmer

1.3 Material

Description Notes

Thermal paste Heating element > 200°C

Descaler Saeco Entkalker

Grease solvent Personal preference

Silicone grease Safe to use with food

1.4 Safety warnings

We recommend you consult the technical manual of the machine before performing any mainte-

nance work.

Observe all applicable standards relating to the repair of electrical appliances.

Always disconnect the power plug from the mains before beginning repair work.

Simply turning off the main machine power switch is not an adequate safety precaution.

This domestic appliance is rated as insulation class I.

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

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 01 INTRODUCTION

1.5. Brera range

Led interface X

Painted details X

Water/steam valve X

Alarm LED X

Automatic rinse X

Automatic dosage X

Pannarello (frother) X

Dispensed coffee memory capacity X

Automatic shutdown

(after 60' inactivity) X

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 01 INTRODUCTION

1.6.1 External machine parts

Power cord

LED display

selector switch

Hot water/steam selector switch

STAND-BY Button

Brew group Service door

Grinder adjustment knob

compartment

Cup stacking surface

Dispensing spout

Cup holder grill

ON-OFF power button

Full drip tray indicator

Drip tray

Water tank

Hot water/steam wand

Wand protective gripper

Control panel

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 01 INTRODUCTION

1.6.2 Internal machine parts

Card -

PWR/CPU

boiler

Pump

Temperature sensor

Side door

microswitch

Coffee grinder

Turbine

Coffee grinder

motor

Rev. 00 OCTOBER 2009

CHAPTER 2

TECHNICAL SPECIFICATIONS

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 02 TECHNICAL SPECIFICATIONS

2.1. Technical specications

2.2. Machine parameters and performance

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 heating element sensor (NTC) - transmits the value

to the electronic card

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

Coffee heat exchanger output:

Stainless steel

(230/120 V~) 1300 W - (100 V~) 1100W

for coffee, hot water and steam dispensing

Gearmotor: 33VC with 2 rotation directions; power supply 24VC

Pump: Ulka with reciprocating piston and 120°C cutout 48 W, 230V,

50 Hz, Type EP5 approx. 13-15 bar 120V, 60Hz 100V, 50/60 Hz

Overpressure valve: Opens at approx. 16-18 bar

Water lter: In tank

Coffee grinder: Direct current motor with at ceramic grinder blades

Hot water/steam valve Presblock

Automatic dosage Dose adjustment controlled by the electronic system

Power consumption: During the heating phase - approx. 5,6 A

Dimensions: W x H x D in mm: 256x315x410

Weight: 9 kg

Water tank capacity: 1l.

Coffee bean hopper capacity 200 gr. coffee beans

Dreg drawer capacity 8

Heat exchanger capacity: Approx. 10 cc

Water circuit lling time: Approx. 15 seconds for rst lling cycle

Heating time: Approx. 45 seconds

Dispensing temperature: Approx. 84°± 4°

Grinding time: Approx. 8-10 seconds

AMOUNT

OF PRODUCT

Minimum

amount

(Puls.)

Default

amount

(Puls.)

Maximum

amount

(Puls.)

Programm.

by the user

Programm. by

Production/Service

department

Espresso 70 165 600 Yes No

Medium coffee

No No No No No

Long coffee 70 440 600 Yes No

Pre-ground Yes

Hot water Continues until the water supply has been exhausted (capacitive sensor)

Steam pannarello

(frother)

Continues until the water supply has been exhausted (capacitive sensor)

Rev. 00 OCTOBER 2009 Page / 04

GAGGIA 02 TECHNICAL SPECIFICATIONS

RINSE Initial rinse Final rinse

When performed When the machine is

switched on and the boiler

temperature is ≤ 50°C

When the machine is switched

off electronically, manually or

automatically after 60’, after having

dispensed at least one coffee,

before switching off

No. of pulses 180 80

Stopping option Yes, by pressing any key Yes, by pressing any key

User disable option No No

Disabling by

Production/Service department No No

No. of pulses user adjustment

option No No

No. of pulses adjustable by

Production/Service department No No

Pulse range

(Min. - Max.) No No

WATER HARDNESS CANNOT BE SET

DREG DRAWER Description and values

Time-out for dreg drawer 5 sec.

Empty dreg drawer alarm after

(double coffee is the last product dispensed)

8 lots of dregs

(9 lots of dregs)

Warning to empty dreg drawer after No

Reset dreg counter Every time the dreg drawer is removed for at

least 5 seconds, even if the "empty dregs" alarm

has not been activated

POWER/OFF Description and values

Inlet time (min. - max.) 60 minutes

Inlet time (default) No

Inlet time prog. by the user No

Inlet time prog. by Production / Service departments No

WATER TANK Description

Level sensor Yes

Water reserve (pulses) with water lter 200

Water reserve (pulses) with no water lter 200

Water reserve modiable by Production/Service departments No

"Fill tank" alarm Yes

"No tray" alarm No

Water mains No

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