GEA VARIVENT X R Series, Руководство по эксплуатации

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1 General
This chapter contains basic instructions for using the valve and explanations of illustra-
tion conventions. It also contains information about the design and structure.
The term valve in these Operating Instructions refers to GEA VARIVENT
®
Shuttle valve
type X_R.
1.1 Information about the document
1.1.1 Purpose and structure of the document
The objective of these Operating Instructions is to provide information on how to oper-
ate the valve. To achieve this, it is divided into several chapters which are oriented on
the various life phases of the valve. Compliance with the instructions will enhance the
valve's longevity and reliability, and reduce the likelihood of harm to individuals or dam-
age to property. The Operating Instructions also acts as the basis for creating operating
instructions.
1.1.2 Design elements
In this document, the following design elements are used as orientation aids.
General orientation aids
●
Figure numbers
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Table numbers
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Chapter numbers
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Page numbers
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Headers and footers
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References
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Lists
Lists
Bullet points are shown in lists and do not prescribe a specific sequence.
●
Bullet point
●
Bullet point
•
Sub-point
•
Sub-point
●
Bullet point
Numbered lists
In a sequence of actions, the order of the action steps is specified by a numbered list.
Partial results and the result of a sequence of actions are marked by arrows.
1. Action step one
2. Action step two
2.1 First sub-step two
2.2 Second sub-step two
®
Partial result
3. Action step three
®
Partial result
4. Action step four
Þ
Result
1.1 Information about the document - 7 / 104