Control Base - Viessmann Vitodens 200-W B2HA 112 Installation Instructions Manual

Wall-mounted, gas-fired condensing boiler
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Vitodens 200-W B2HA 112, 150, 399, 530 Installation
Connections
(continued)
DHW
TEMPERATURE
SENSOR
OUTDOOR
TEMPERATURE
SENSOR

Control base

Note: See wiring diagram on page 47 for connection to
the external accessory connection box.
Boiler Connections
27

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