Service Manual
Revision 01 December 2012
Service
Co 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 speci cations
2.1. Technical speci cations 1
2.2 Speci cation for the measurement of the co 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. Co 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 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. Co ee grinder 1
7.3. Grinder blades 2
7.4. Co ee grinder motor 3
7.5. Doser hatch, coil and microswitch 3
7.6. Doser hopper 3
7.7. Co ee boiler and steam boiler 4
7.8. Boiler pin 4
7.9. Co 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 modi cation EN 4219 400 013
2011-July-08
For
Saeco parts, repairs & tech support, contact:
Services Unlimited, Inc./ Parts Guru
209 Walnut street, Lansdale, PA 19446
215-361-7000 - email: sales@partsguru.com
Online store: www.shop.partsguru.com