Caution: the water heater which will be
used to supply potable water shall not
be connected to any heating system or
component(s) previously used with a
nonpotable water heating appliance.
The application designs provided in this manual are general guides to be used when installing this recirculating water
heater. Additional application designs are available from Bosch Water Heating.
Instantaneous water heater (direct tank load version)
6 720 607 915