Saeco Xsmall Plus User manual

XSMALL
SERVICE MANUAL
Revision 00
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 express authorisation has been provided in writing or through a contractual agreement.
Saeco Int. Rev. 00 / Jul. 2008 XSMALL

Saeco Int. Rev. 00 / Aug. 2008 Xsmalll
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 Xsmall range 2
1.6.1 External machine parts 3
1.6.2 Internal machine parts 4
2. Technical specifications
2.1 Technical specifications 1
2.2 Machine parameters and performance 2
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 Low bean level detection, dose quantity adjustment,
coffee grinder blocked 5
4.8 Dose self-learning 6
Contents

Saeco Int. Rev. 00 / Jul. 2008 XSMALL
Contents
Next
5. Troubleshooting
5.1. Test mode 1
5.2. Draining the boiler (Steam Out) 2
6. Servicing & Maintenance
6.1 Repair schedule 1
6.2 Service schedule 1
6.3 Final test 2
7. Disassembly
7.1 Disassembling the outer elements 1
7.2 Disassembling the electronics 2
7.3 Disassembling the control knob and coffee keys 3
7.4 Disassembling the boiler pin 3
7.5 Disassembling the gear motor 4
7.6 Disassembling the boiler 5
7.7 Disassembling the valve 5
7.8 Disassembling the pump and turbine 6
7.9 Disassembling and fitting OETIKER clamps 7
7.10 Disassembling the coffee grinder 8
7.11 Grinder adjustment/assembly and disassembly 9
8. Notes
9. Water circuit diagram
9.1. Water circuit diagram
10. Electrical diagram
10.1 Wiring diagram

Saeco Int. Rev. 00 / Jul. 2008 XSMALL
CHAPTER 1
INTRODUCTION

XSMALL 01 INTRODUCTION
Saeco Int. Rev. 00 / Jul. 2008 Page 1 / 4
1.1 Documentation required
The following documentation is needed for repair procedures:
Instruction booklet for specific model.•
Technical documentation for specific 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 Heat resistance > 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.

Page 2 / 4 Rev. 00 / Jul. 2008 Saeco Int.
01 INTRODUCTION XSMALL
1.5. Xsmall range
Xsmall
Plus Xsmall Steam
Painted details X
Water/steam valve XX
Alarm LED XX
Automatic rinse XX
Automatic dosage XX
Frother X
Dispensed coffee memory capacity XX
Automatic shutdown
(after 60’ inactivity) XX
Xsmall Plus Xsmall Steam

XSMALL 01 INTRODUCTION
Saeco Int. Rev. 00 / Jul. 2008 Page 3 / 4
15 1817
24
1.6.1 External machine parts
Coffee bean tank lid
Coffee bean tank
Dreg
drawer
Coffee
dispenser
Cup rack
Drip tray full
indicator
Drip tray
Brewing
unit
Service hatch
13
Water
tank
Hot water/steam
dispensing hose
Steam hose
protection
Control panel
Frother
(Plus)
Small coffee
Large coffee Alarm
LED
Double
coffee LED
Selector
- coffee
- hot water
- steam
Temperature LED
On/Off
21
15 1817

Page 4 / 4 Rev. 00 / Jul. 2008 Saeco Int.
01 INTRODUCTION XSMALL
1.6.2 Internal machine parts
Turbine
Pump
Boiler
PW/CPU
P.C.B.
Power cable connector
Valve
Coffee grinder
motor
Coffee grinder

Saeco Int. Rev. 00 / Jul. 2008 XSMALL
CHAPTER 2
TECHNICAL
SPECIFICATIONS

Saeco Int. Rev. 00 / Jul. 2008 Page 1 / 4
XSMALL 02 TECHNICAL SPECIFICATIONS
2.1. Technical specifications
2.2. Machine parameters and performance
Power supply and output: 230 V~ 50/60 Hz 1500 W - 120 V~ 60 Hz 1500 W - 100 V~
50/60 Hz 1300 W
Temperature monitoring: Variable resistor sensor (NTC) - transmits the value to the
electronic P.C.B.
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
for coffee, hot water and steam dispensing
Gear motor: 33VC with 2 rotation directions; power supply 24VC
Pump: Ulka with reciprocating piston and 100°C cutout 48 W, 230 V, 50
Hz, Type EP5 approx. 13-15 bar 120 V, 60 Hz 100 V, 50/60 Hz
Overpressure valve: Opens at approx. 16-18 bar
Water filter: In tank
Coffee grinder: Direct current motor with flat ceramic grinders
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: 295x325x420
Weight: 6.9 kg
Water tank capacity: 1.0 litres
Coffee container capacity 185 g coffee beans
Coffee dreg drawer capacity 08
Heat exchanger capacity: Approx. 10 cc
Water circuit filling time: Approx. 15 seconds for first filling cycle
Heating time: Approx. 45 seconds
Dispensing temperature: Approx. 84 ± 4°C
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/Serv-
ice department
Espresso 70 165 600 Yes No
Medium coffee No No No No No
Large coffee 70 440 600 Yes No
Pre-ground No
Hot water Continues until the water supply has been exhausted (fill circuit
status)
Steam for frother Continues until the water supply has been exhausted (fill circuit
status)
Steam for Milk-
Island No