Viessmann Vitodens 222-W B2LB User Manual

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Installation Instructions Viessmann Vitodens 222-W B2LB + Vitotronic 200 HO2B
These are your installation instructions to connect your tado° Extension Kit to your boiler. Please follow the instructions                 
carefully and only confirm the successful installation once you have finished all steps for all devices.
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If you have any question regarding the use or installation of tado° please consult our Help Center at www.tado.com/support
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Version 4.3

Viessmann Vitodens 222-W B2LB Specifications

General

Energy Efficiency Class	A
Max. working pressure	3 bar
Type	Condensing boiler
Heating Output Range	1.9 to 35.0 kW
Efficiency	Up to 98%
Integrated DHW Cylinder	46 liters
Modulation Range	1:10
Gas type	Natural gas LPG
Control unit	Vitotronic 200
Water content	3.5 liters

Summary

Switching off your boiler and corresponding circuit breaker

Leave message at breaker box

Inform others not to turn power back on by leaving a message at the circuit breaker.

Ensure resident awareness

Inform all residents that power is being turned off and who is authorized to switch it back on.

Note power outage impact

Be aware that desktop computer and lighting will turn off when switching mains power.

Use safe lighting

Use a smartphone flashlight or torch for safe lighting during the installation process.

Open your boiler to get access to its control unit

Make sure the power is off

Documenting the wiring of the existing setup

Identifying the terminal block to connect to

Connecting the tado° cable

Preparing the labels

Leading the cable out and closing the boiler

Selecting the location for the tado° Extension Kit

Mounting the tado° Extension Kit - Step 1

Mounting the tado° Extension Kit - Step 2

Mounting the tado° Extension Kit - Step 3

Connecting the wires to the tado° Extension Kit

Closing the tado° Extension Kit

Switching the boiler and circuit breaker switch back on

Activate Pairing of the Internet Bridge

Establishing a first connection of the tado° Extension Kit

Configuration of Vitotronic 200HO2B