HEROSE 05411, Operating Instructions Manual

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Operating instructions
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1 About these instructions
1.1 Principles
The operating instructions are part of the check valve named on the front page.
1.2 Applicable documents
Document Contents
Catalogue page Description of the check valve
For accessories, refer to the respective manufacturer's documentation.
1.3 Hazard levels
The warning notes are marked and classified according to the following hazard levels:
Symbol Explanation
DANGER
Identifies a hazard with a high risk level that will result in death
or serious injury.
WARNING
Identifies a hazard with a moderate risk level that will result in
death or serious injury.
CAUTION
Identifies a hazard with a low risk level that will result in a minor
or moderate injury.
NOTICE
Identifies a risk to property. Damage to property may occur if
this notice is ignored.
2 Safety
2.1 Intended use
The check valve is intended to be installed in the pipework system and its purpose is to prevent the return
flow of media into the pipework system. The permissible operating conditions are specified in these
operating instructions.
The check valve is suitable for the media listed in these operating instructions; see section 4.5 "Media".
Operating conditions and applications deviating from these require the approval of the manufacturer.
Only media may be employed to which the materials used for the valve body and seals are resistant.
Contaminated media or usage outside of the pressure and temperature specifications can lead to damage
to the valve body and seals.
Avoidance of foreseeable incorrect use
 Never exceed the permissible usage limits specified in the data sheet or in the documentation
with regard to pressure, temperature, etc.

Follow all safety instructions and operating procedures in these operating instructions.
2.2 Meaning of the operating instructions
The operating instructions are to be read and followed by the responsible technical personnel before
mounting and start-up. As part of the check valves the operating instructions must be available close to it.
People could be seriously injured or killed if the operating instructions are not followed.

Read and observe the operating instructions before using the check valve.

Retain the operating instructions and make sure they are available.
 Pass on the operating instructions to subsequent users.