English
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Explanation of warning notices
I WARNING!
f Indicates a possibly dangerous situation which may cause risk of health.
I CAUTION!
f Indicates a possibly dangerous situation which may cause damage of property.
NOTE!
f Additional information for an efficient and optimal operation.
Intended use
The equipment BWT bestsoft 4 & 11 is designed for softening or partially softening domestic water (in
accordance with the relevant regulations e.g. for drinking water). All other use is strictly forbidden and
is your own responsibility.
Table of Contents
1 Introduction ............................................................................................................................... 22
1.1 General comments ....................................................................................................22
1.2 Scope of delivery ......................................................................................................22
1.3 Safety instructions......................................................................................................22
2 Quick Operation ........................................................................................................................ 23
2.1 Display and control elements ......................................................................................23
2.2 Standard factory settings ............................................................................................ 23
2.3 Initial softener settings / Setting the time of day ............................................................23
2.4 Programming procedure ............................................................................................. 24
3 Installation ................................................................................................................................ 25
3.1 Installation requirements .............................................................................................25
3.2 Initial commissioning .................................................................................................27
3.3 Installation and operation considerations ......................................................................27
3.4 Installation Layout ...................................................................................................... 29
3.5 Technical overview of device ......................................................................................30
3.6 Installing your softener ...............................................................................................30
4 Operation ................................................................................................................................. 32
4.1 Functions and features ...............................................................................................32
4.2 Operation(workow) ................................................................................................32
4.3 Setting the hardness of blended water .........................................................................34
5 Maintenance ............................................................................................................................. 35
5.1 Maintenance work ....................................................................................................35
5.2 Operator responsibilities ............................................................................................35
5.3 Maintenance & wearing parts ....................................................................................35
5.4 Disposal and environmental information .......................................................................35
6 Trouble shooting ........................................................................................................................ 36
7 Technical data ........................................................................................................................... 37
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