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Control Connections
Closing the External Accessory Connection Box
Reinstalling the Front Enclosure Panel
58
Vitodens 200-W B2HA 80 to 100, 285 to 352 Installation
(continued)
8. Tighten the external accessory connection box
retaining screw.
9. Install the external accessory connection box cover
screws.
10. Set front enclosure panel on the guide rails and
push in place.
11. Tighten screws at the bottom.
12. Insert the external accessories connection box
cover in place.
Note: Ensure the locking screws are fitted before
operating.
Instructing the system user
The system installer should hand the operating
instructions to the system user and instruct the user in
operating the system.
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.
WARNING
Do Not operate the boiler without the front cover in place.
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