Vaillant VR 920 Manual Del Usuario página 86

4 Installation of the built-in version by the competent person
21. Guide the eBUS cable and the power supply cable on
the rear wall of the unit upwards.
22. If the boiler is already wall-mounted, you can route the
eBUS cable and the power supply cable outside on the
left-hand side of the unit and moving upwards.
23. Plug the plug for the eBUS cable and power supply
cable into the bush provided for it on the communica-
tion unit.
84
A
B
A
B
24. Plug the communication unit into the retainer (2) from
the bag of small parts (A).
25. Position the magnetic retainer with the communication
unit on the boiler, close to the wall to the left or right of
the flue connection (B).
Operating and installation instructions 0020266269_00
2
2
B
A