Viessmann VITOTRONIC 300 GW2 Installation And Service Instructions Manual page 60

Installation
Control and Junction Box Installation Instructions (for CM2 only)
60
1. Route cables and capillaries from
control through the opening in the
control panel. Guide the cables to
the junction box through the
opening in the rear panel and along
the top rail to the control. Secure
all cables to the rail with cable ties.
Insert capillaries into the sensor well.
Note: Never allow cables to come
in contact with hot metal
components.
WARNING
Do not bend or kink the capillaries.
Damaging the capillaries leads to
malfunction.
2. Mount the control to the control
panel.
3. Secure the control to the control
panel with screws.
Note: Screws to secure control are
included with the cosmetic
cover in the boiler jacketing
package.
4. Install the junction box to the rear
panel either right or left. Secure the
junction box with 4 x 4.8 metal
screws.
Note:The ground screw and ground
wire can be removed and then
reinstalled with the boiler back
panel attached.