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0311704_BFC_28-120_III_ENEN_V2.4, 2022-10-17
About this manual
Scope
This manual gives information about safe and correct use of the water heater and how
installation, maintenance and service activities have to be done correctly. You must obey
the instructions in this manual.
Caution
Read this manual carefully before you start the water heater. It can cause personal injury
and damage to the water heater when you do not read the manual and/or do not obey
the instructions.
The purpose of this manual is to:
•
describe the working principles and layout of the water heater
•
explain the safety devices
•
highlight possible hazards
•
describe the use of the water heater
•
describe the installation, service and maintenance of the water heater
This manual has two parts:
•
An User part that describes the correct usage of the water heater.
•
An Installation, Maintenance and Service part, that describes the correct installation
and maintenance procedures.
Target group
The information in this manual applies to three target groups:
•
users
•
installation engineers
•
service and maintenance engineers
The User part is intended for the (end) users. The Installation, Maintenance and Service
part is intended for the installation engineers and the service and maintenance engineers.
Notation conventions
This manual uses the following text conventions:
•
Numbers between parentheses e.g. (1), refer to elements in a figure that are
described by the text.
•
Texts displayed on the user interface always are shown similar to the characters in
the display, for example WEEK PROGRAM, SETTINGS.
•
Buttons are always shown between brackets, for example: [ ], [ENTER], [RESET].
•
Cross-references to sections, tables, figures etc. are underlined and written as (see
section "..."). In the digital version, the cross-references function as hyperlinks that
can be used to navigate through the manual by clicking on them. Example: Safety
(see section 2).
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