KNF N 811, Перевод оригинальных инструкций по эксплуатации и установке

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Use Diaphragm vacuum pump N 89/N 811/N 814/N 815
4 Translation of original Operating and Installation Instructions, english, KNF 121242-121509 04/20
2. Use
2.1. Proper use
The pumps are exclusively intended for transferring gases and
vapors.
Owner’s responsibility
Only install and operate the pumps under the operating parameters
and conditions described in Chapter 4. Technical Data.
Only complete pumps may be taken into service.
Make sure that the installation location is dry and the pump is pro-
tected against rain, splash, hose and drip water as well as other
pollutions.
Before using a medium, check whether the medium can be trans-
ferred danger-free in the specific application case.
Before using a medium, check the compatibility of the materials of
the pump head, diaphragm and valves with the medium.
Only transfer gases which remain stable under the pressures and
temperatures occurring in the pump. Operating parameter and
conditions
Requirements for
transferred medium