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Preparing for installation
Symbols
Symbol
Meaning
Reference to other document containing
further information
Step in a diagram:
1.
The numbers correspond to the order in
which the steps are carried out.
Warning of material losses and environ-
mental pollution
Live electrical area
Pay particular attention.
Component must audibly click into place.
■
or
Acoustic signal
■
Fit new component.
■
or
In conjunction with a tool: Clean the sur-
■
face.
Dispose of component correctly.
Dispose of component at a suitable collec-
tion point. Do not dispose of component in
domestic waste.
Note
All diagrams in this document are schematic, illustra-
tive examples.
Designation of boiler types
With the boiler type, the respective stage of develop-
ment is indicated in capital letters.
Example M93B: Boiler type M93B version B
4
The steps in connection with commissioning, inspec-
tion and maintenance are found in the "Commission-
ing, inspection and maintenance" section and identified
as follows:
Symbol
Meaning
Steps required during commissioning
Not required during commissioning
Steps required during inspection
Not required during inspection
Steps required during maintenance
Not required during maintenance
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