Service
Manual
Revision 01 December 2012
Service
Coff ee Machine
HD 8930
New Royal
Table of contents
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
Service Policy
2
1.6.
External machine parts
3
1.6.
Internal machine parts
4
2.
Technical specifi cations
2.1.
Technical specifi cations
1
2.2
Specifi cation for the measurement of the coff ee
products temperature.
2
2.3.
Machine parameters and performance
3
3.
User instructions
3.1.
Customer and programming menu
1
3.2.
Machine indications
3
3.3.
Operation, cleaning and maintenance
4
4.
Operating logic
4.1.
Water circuit
1
4.2.
Frother unit valve assembly
2
4.3.
Cappuccino maker assembly
2
4.4.
Relief valve
3
4.5.
Coff ee cycle
4
4.6.
Single microswitch
5
4.7
Temperature sensor
5
Table of contents
Page
4.8.
Water level detection (water tank)
6
4.9.
Descaling request
6
4.10.
Water fi lter
7
5.
Troubleshooting
5.1.
Test mode
1
5.2.
Diagnostics mode
5
5.3
Error messages
7
6.
Standard checks
6.1.
Repair schedule
1
6.2.
Service schedule
1
6.3.
Final test
2
7.
Disassembly
7.1.
Outer elements
1
7.2.
Coff ee grinder
1
7.3.
Grinder blades
2
7.4.
Coff ee grinder motor
3
7.5.
Doser hatch, coil and microswitch
3
7.6.
Doser hopper
3
7.7.
Coff ee boiler and steam boiler
4
7.8.
Boiler pin
4
7.9.
Coff ee pump and steam pump
4
7.10.
Flow meter
5
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 authorization has been provided in writing or through a contractual agreement.
Published by Saeco International Group
Subject to modifi cation
EN 4219 400 013
2011-July-08
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