A.O. Smith SGS - 100 Supplement

80
100
Installation
User and
Service Manual
Installation
User and
Service Manual

www.aosmithinternational.com
your installer

Instruction manual SGS 3
gis
Read this manual carefully Warning
Read this manual carefully before starting up the water heater. Failure to
read this manual and to follow the instructions in this manual may lead to
accidents, personal injury, and damage to the appliance.
Copyright © 2008 A.O. Smith water Products Company
All rights reserved.
Nothing from this publication may be copied, reproduced and/or published by
means of printing, photocopying or by whatsoever means, without the prior
written approval of A.O. Smith water Products Company.
A.O. Smith water Products Company reserves the right to modify specifications
stated in this manual.
Trademarks Any brand names mentioned in this manual are registered trademarks of their
respective owners.
Liability A.O. Smith water Products Company accepts no liability for claims from third
parties arising from improper use other than that stated in this manual and in
accordance with the General Conditions registered at the Eindhoven Chamber
of Commerce.
Refer further to the General Conditions. These are available on request, free of
charge.
Although considerable care has been taken to ensure a correct and suitably
comprehensive description of all relevant components, the manual may
nonetheless contain errors and inaccuracies.
Should you detect any errors or inaccuracies in the manual, we would be
grateful if you would inform us. This helps us to further improve our
documentation.
More information If you have any comments or queries concerning any aspect related to the
appliance, then please do not hesitate to contact:
A.O. Smith water Products Company
PO Box 70
5500 AB Veldhoven
Netherlands
Telephone: (free) 008008 - AOSMITH
0870 - 267 64 84
General: [phone]
Fax: [phone]
E-mail : [e-mail]
Website: www.aosmithinternational.com
In the event of problems with connecting to the gas, electricity or water supply,
please contact your installation's supplier/installation engineer .

4Instruction manual SGS
gis

Instruction manual SGS 5
Table of contents
1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - 9
1.1 About the appliance - - - - - - - - - - - - - - - - - - - - - - - - - - - - 9
1.2 What to do if you smell gas- - - - - - - - - - - - - - - - - - - - - - - - - 9
1.3 Regulations - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 9
1.4 Target groups - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 10
1.5 Maintenance - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 10
1.6 Forms of notation - - - - - - - - - - - - - - - - - - - - - - - - - - - - 10
1.7 Overview of this document - - - - - - - - - - - - - - - - - - - - - - - - 11
2 Working principle of the appliance- - - - - - - - - - - - - - - 13
2.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 13
2.2 General working principle of the appliance - - - - - - - - - - - - - - - - 13
2.3 The appliance's heating cycle - - - - - - - - - - - - - - - - - - - - - - 14
2.4 Protection for the appliance - - - - - - - - - - - - - - - - - - - - - - - 15
2.5 Safety of the installation - - - - - - - - - - - - - - - - - - - - - - - - - 17
3 Installation - - - - - - - - - - - - - - - - - - - - - - - - - - - 19
3.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 19
3.2 Packaging - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 19
3.3 Environmental conditions- - - - - - - - - - - - - - - - - - - - - - - - - 19
3.4 Technical specifications - - - - - - - - - - - - - - - - - - - - - - - - - 22
3.5 Installation diagram - - - - - - - - - - - - - - - - - - - - - - - - - - - 25
3.6 Water connections, Vented - - - - - - - - - - - - - - - - - - - - - - - - 26
3.7 Water connections, Unvented - - - - - - - - - - - - - - - - - - - - - - 27
3.8 Gas connection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 28
3.9 Solar heating system- - - - - - - - - - - - - - - - - - - - - - - - - - - 28
3.10 Air supply and flue - - - - - - - - - - - - - - - - - - - - - - - - - - - - 28
3.11 Electrical connection - - - - - - - - - - - - - - - - - - - - - - - - - - - 35
3.12 Electrically connecting the solar heating system controller- - - - - - - - - 38
3.13 Checking the supply pressure and burner pressure - - - - - - - - - - - - 41
4 Conversion to a different gas category - - - - - - - - - - - - 45
5 Filling - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 47
5.1 Installation diagram - - - - - - - - - - - - - - - - - - - - - - - - - - - 47
5.2 Filling unvented installations - - - - - - - - - - - - - - - - - - - - - - - 48
5.3 Filling vented installations - - - - - - - - - - - - - - - - - - - - - - - - 48
5.4 Filling solar heating system- - - - - - - - - - - - - - - - - - - - - - - - 49
6 Draining - - - - - - - - - - - - - - - - - - - - - - - - - - - - 51
6.1 Installation diagram - - - - - - - - - - - - - - - - - - - - - - - - - - - 51
6.2 Draining unvented installations - - - - - - - - - - - - - - - - - - - - - - 52
6.3 Draining vented installations - - - - - - - - - - - - - - - - - - - - - - - 53
6.4 Draining solar heating system - - - - - - - - - - - - - - - - - - - - - - 54
7 The control panel- - - - - - - - - - - - - - - - - - - - - - - - 55
7.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 55
7.2 Controls - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 55
7.3 Meaning of icons- - - - - - - - - - - - - - - - - - - - - - - - - - - - - 55
7.4 Electronic controller ON/OFF switch - - - - - - - - - - - - - - - - - - - 55
7.5 Navigation buttons - - - - - - - - - - - - - - - - - - - - - - - - - - - - 56
gis