INSTALLATION, START-UP & MAINTENANCE MANUAL
SD-220 TO SD-600
REV 04 – 10 Oct 2003
Page 5 of 32
1.2.1. Identification of Signs and Symbols in this Technical Manual
The safety tips contained in this technical manual, whose disregard could endanger people
and property, are indicated by a general danger sign and the additional markings Danger!
or Attention!
Danger! / Caution!
Safety sign in accordance with DIN 4844 - W9
Warning against electrical voltage!
Safety sign in accordance with DIN 4844 - W8
Safety tips printed directly on the adsorption dryer must be heeded at all times and must
be kept completely legible.
☛ Note
This sign refers to a procedure or sequence of particular interest or
importance. All tips must be followed to ensure proper use of this
adsorption dryer.
• This dot refers to working or operational steps. The steps are to be
carried out in the order of their appearance from top to bottom.
- The sign of a hyphen marks enumeration.
1.2.2. Safety Tips for Maintenance, Inspection and Assembly Work
The operator is to make sure that all maintenance, inspection, and assembly work is
carried out by special personnel who are authorized and qualified, and who are adequately
informed through careful study of the technical manual. For this reason, special attention
should be paid to the following attention and danger signs:
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