Baxi SCB-17 Manual De Usuario E Instalacion página 2

Contents
1 About this manual ................................................................................................................................................ 3
1.1 Symbols used in the manual .................................................................................................................. 3
2 Description of the product .................................................................................................................................... 4
2.1 Introduction to the controls platform....................................................................................................... 4
2.2 General description of the SCB-17 ........................................................................................................ 5
2.3 Identification number ............................................................................................................................. 5
3 Installation ............................................................................................................................................................ 7
3.0 Example of installation in the appliance ................................................................................................. 7
3.1 Electrical connections ............................................................................................................................ 7
3.1.1 Connecting a three-way valve .................................................................................................. 7
3.1.2 Connecting the pump with a safety thermostat ......................................................................... 8
3.1.3 Connecting the pump ............................................................................................................... 8
3.1.4 Connecting a room thermostat ................................................................................................. 8
3.1.5 Connecting an external flow temperature sensor ..................................................................... 8
3.1.6 Connecting a solar temperature sensor .................................................................................... 8
3.2 Auto-detecting the SCB-17 .................................................................................................................... 8
3.3 Exemple of applications ......................................................................................................................... 9
4 Settings .............................................................................................................................................................. 12
4.1 Introduction to parameter codes .......................................................................................................... 12
4.2 Access to parameters .......................................................................................................................... 12
4.2 SCB-17 settings ................................................................................................................................... 14
4.3 Reading out measured values ............................................................................................................. 33
4.3.1 SCB-17 expansion board counters ......................................................................................... 33
4.3.2 SCB-17 expansion board signals ........................................................................................... 35
4.3.3 Status and sub-status - SCB-17 ............................................................................................. 44
5 Troubleshooting ................................................................................................................................................. 47
5.1 Warning codes - SCB-17 ..................................................................................................................... 47
5.2 Blocking codes - SCB-17 ..................................................................................................................... 48
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