Vitodens 222-F, B2TA 19 and 35 Installation
Closing the External Accessory Connection Box
Reinstalling the Front Enclosure Panel
(continued)
8. Tighten the external accessory connection box
retaining screw.
9. Install the external accessory connection box cover
screws.
Fitting the front panels
1.
Install upper front panel.
2.
Set in lower front panel.
3.
Insert and tighten the retaining screw.
4.
Install lower front panel.
IMPORTANT
Read and follow, where applicable, the safety instructions
of all labels and stickers attached to boiler surfaces. Do
not remove any of these instructions. Contact Viessmann
if any replacement labels are required.
Control Connections
51