Technical data

5584 069 - 05

Vitocrossal 200, CM2 400, 500, 620 and 620 TX Installation

Boiler Water Temperature Sensor

Note: The boiler water temperature sensor is located at

the boiler supply connection.

1. Remove spring clip (set aside).

2. Insert 6 in. (150 mm) temperature sensor.

3. Observe the inserted depth.

4. Secure sensor lead with spring clip.

5. Insert the 3A and 3B plug to the burner electrical

connector.

1. Remove the screws, the cable strap and connector

cover from the flue gas collector and set aside.

2. Route the flue gas temperature sensor cable along the

channel in the flue gas collector.

3. Connect the individual cable connectors to the flue

gas collector 15A and 15B sensor connectors.

4. Install the cable strap and connector cover with

screws and tighten.

5. Install the flue gas pipe coupling to the flue gas

collector using the supplied gear clamp.

Flue Gas Temperature Sensor and Pipe Coupling Connection

Boiler