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Vitodens 222-F, B2TB 19, 35, 68, 125 Installation
Control Connections
Accessory Kit
The mixing valve controller kit can only be used with
wall-mounted gas-fired hot water heating boilers and
a weather-responsive control; it can be used as an
alternative for a Vitotronic control.
Extension Module EA1
Boiler
Control
KM Bus
Accessory
Closing the Boiler
Closing the control cover
1. Install the cover onto the control board.
2. Flip the control console back into position.
3. Secure the locking tabs as shown.
For details on coding and connection to the
control, refer to the Vitodens 222-F B2TB
Service Instructions.
For details on installation, refer to the accessory
kit Installation Instructions.