Bosch ZWB 37-2 A - 3.4 Check the central heating system pressure

12 | Preparing the appliance for use
6 720 644 144 (2010/09)
3.4 Check the central heating system pressure
The normal operating pressure is 1 - 2 bar.
If a higher setting is required, you will be informed by your
installer.
Fig. 4
6 720 644 144-03.1O
1
0
2
3
4
bar