Table Of Contents - Bosch ZSB 30-2 A Operating Instructions Manual

Contents
Contents
1 Key to symbols and safety instructions . . . . . . . . . . . . . . 4
1.1 Explanation of symbols . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2 Product details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.1 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.2 Explanation of model code . . . . . . . . . . . . . . . . . . . . 8
3 Preparing the appliance for use . . . . . . . . . . . . . . . . . . . . 9
3.1 Turn on the gas service cock . . . . . . . . . . . . . . . . . . 9
3.2 Turn on the isolators . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3 Opening the control panel cover . . . . . . . . . . . . . . 11
3.4 Check the central heating system pressure . . . . . . 12
3.5 Top up the heating system . . . . . . . . . . . . . . . . . . . 13
4 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.1 Overview of controls . . . . . . . . . . . . . . . . . . . . . . . . 16
4.2 Switching the appliance on/off . . . . . . . . . . . . . . . . 18
4.3 Starting the central heating . . . . . . . . . . . . . . . . . . 19
4.4 Setting the heating control unit . . . . . . . . . . . . . . . 21
4.5 Appliances with hot water cylinder:
setting the hot water temperature . . . . . . . . . . . . . . 22
4.6 ZWB appliances - setting hot water temperature . . 24
4.7 Summer mode (central heating off, DHW only) . . . 26
4.8 Frost protection . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
4.9 Holiday mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
4.10 Further displays . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2 6 720 644 144 (2010/09)