Bosch ZWB28-3A SERIES Operating Instructions Manual page 25

Troubleshooting | 25
An overview of the display codes can be found on page 22.
Appliance details
If you need to call a trained and certified heating contractor, you may be asked for
details on your appliance.
Those details can be found on the rating plate.
Greenstar (e. g. ZWB28-3 A ...):
....................................................................................................................
Serial number:
....................................................................................................................
Date commissioned:
....................................................................................................................
System installed by:
....................................................................................................................
6720872363 (2017/04) Greenstar combi 100 p / 151 p