Name: Bosch FW 120
Brand: Bosch
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Installation and operating instructions

Weather-compensated controller with solar control

FW 120

6 720 612 481-00.1R

for heating appliances with BUS-enabled Heatronic 3

6 720 800 844 (2012/02)

Table of Contents4
Key to Symbols and Safety Instructions6
Explanation of Symbols6
Safety Instructions7
Technical Data for the Accessory Item8
Standard Delivery8
Specification9
Cleaning9
Supplementary Accessories9
Sample System10
Installation (for Contractors Only)11
Installation11
Installation in Heating Appliance11
Wall Mounting13
Installation of Outside Temperature14
Sensor14
Fitting Other Accessories15
Disposal15
Electrical Connections15
Electrical Connection in the Heating15
Appliance15
Electrical Connection for Wall16
Mounting16
Commissioning (Contractors Only)17
Operation18
Changing the Room Temperature and Operating Mode18
Changing the Set Room Temperature for a Limited Period18
Advancing Heating Mode before the Programmed Time (Bringing Forward the Next Switching Point)18
Changing DHW Mode (Time-Limited)19
Changing Heating Mode Permanently19
Display Views and Menu Navigation20
Setting Programs21
Changing an Individual Switching21
Point21
Deleting an Individual Switching23
Point23
Resetting an Entire Program23
Settings)23
Resetting All Settings (for Heating Contractors Only)24
Adjusting the MAIN MENU25
Menu Structure25
Heating Program28
Time/Temperature Level Program28
Temperature for the Operating Modes (Change Temperature Permanently)28
Heat-Up Rate28
DHW Program29
DHW Program Operating Modes29
Time/Temperature Level Program for DHW Via Cylinder30
Time Program for DHW with Combi30
Boiler30
Time Program for DHW Circulation Pump (Only with DHW Cylinder)31
Parameters for DHW31
Thermal Disinfection of DHW32
Holiday Program33
General Settings34
Time and Date34
Display Formats34
Key Lock34
Language34
Solar Settings35
Viewing Information36
Menu Settings INSTALLER SETTINGS (Contractors Only)39
INSTALLER SETTINGS Menu Summary and Settings39
Installer Settings39
System Configuration39
Heating Parameters40
Solar System Config40
INSTALLER SETTINGS: Solar Sys Parameters41
Installer Settings41
Fault History41
INSTALLER SETTINGS: Cust Service42
Address42
System Info42
Floor Drying42
Configuring the Heating System43
Parameters for Heating43
Configuring the Solar Thermal System47
Parameters for Solar Thermal System48
Parameters for the Standard Solar Thermal System48
Parameters for Thermal49
Disinfection49
Parameters for Solar Optimisation49
Commissioning the Solar Thermal51
System51
Fault History51
Viewing and Entering the Customer Service Address51
Viewing System Information51
Screed Drying Function52
Troubleshooting53
Troubleshooting with Display (Contractors Only)53
Troubleshooting Without Display58
Energy Saving Tips60
Environmental Protection61
Individual Time Program Settings62
Heating Program62
DHW Program63
DHW Circulation Program64
Index65

Bosch FW 120 User Manual

Table of Contents

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Bosch FW 120 Specifications

Related product manuals

Brand	Bosch
Model	FW 120
Category	Controller
Language	English