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1. For instructions with several steps ...
2. ... the sequence of actions is numbered.
Result Shows the expected conclusion of the previous action.
➤ Information relating to one option only is marked with an option code (e.g., "option da" means
that this section is only valid for machines with the air treatment components "aftercooler and
cyclone moisture separator"). Option codes used in this service manual are explained in chap‐
Information referring to potential problems are identified by a question mark.
The cause is named in the help text ...
➤ ... and a remedy given.
This symbol refers to important information or measures concerning environmental protec‐
tion.
Further information Further topics are introduced here.
1
Regarding this Document
1.4
Symbols and labels
No.: 9_9570 07 USE
Operator Manual Screw Compressor
M250 SIGMA CONTROL MOBIL
3
Option da