KNF N 811, Translation Of Original Operating And Installation Instructions

Page: 3 / 36

Diaphragm vacuum pump N 89/N 811/N 814/N 815
Original-Operating and Installation Instructions, english, KNF 121242-121509 04/20 3
1. About this document
1.1. Using the Operating and Installation
Instructions
The Operating and Installation Instructions are part of the pump.

Pass on the Operating and Installation Instructions to the next
owner.
Customer-specific project pumps (pump models which begin with
“PJ” or “PM”) may differ from the Operating and Installation Instruc-
tions.

For project pumps, also observe the agreed upon specifica-
tions.
1.2. Symbols and markings
Warning
WARNING
A danger is located here.
Possible consequences of a failure to observe the
warning are specified here. The signal word, e.g.
Warning, indicates the danger level.

Measures for avoiding the danger and its conse-
quences are specified here.
Danger levels
Signal word Meaning Consequences if not observed
DANGER warns of immedi-
ate danger
Death or serious injuries and/or
serious damage are the conse-
quence.
WARNING warns of possible
danger
Death or serious injuries and/or
serious damage are possible.
CAUTION warns of a possi-
bly dangerous
situation
Minor injuries or damage are
possible.
Tab. 1
Other information and symbols

An activity to be carried out (a step) is specified here.
1. The first step of an activity to be carried out is specified here.
Additional, consecutively numbered steps follow.
This symbol refers to important information.
Project pump