General Information About These Installation Instructions - Viessmann VITODENS 100-W Installation And Service Instructions Manual

General Information
About these Installation Instructions
Take note of all symbols and notations intended to draw attention to potential hazards or important product information.
These include "WARNING", "CAUTION", and "IMPORTANT". See below.
8
WARNING
Indicates an imminently hazardous
situation which, if not avoided, could
result in death, serious injury or
substantial product/property damage.
CAUTION
Indicates an imminently hazardous
situation which, if not avoided, may
result in minor injury or
product/property damage.
IMPORTANT
Warnings draw your attention to the
presence of potential hazards or
important product information.
Cautions draw your attention to the
presence of potential hazards or
important product information.
Helpful hints for installation,
operation or maintenance which
pertain to the product.
This symbol indicates that additional,
pertinent information is to be found in
column three.
This symbol indicates that other
instructions must be referenced.