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en
1
Introduction
1.1
About this manual
This manual describes the installation, operation and mainte
-
nance of , the cassette unit model Comfort Circle. The man
-
ual also provides instructions and information for servicing
activities.
1.2
How to read this manual
1.2.1 Designations used in the manual
The following symbols are used in the manual:
Note:
n
Refers to an important section in the text.
Caution:
c
If you do not carry out the procedure or action
correctly, you may cause damage to the unit.
Follow the instructions precisely.
Warning:
w
If you do not carry out the procedure or
action correctly, you may cause physical injury
and/or damage.
Follow the instructions precisely.
