Diaphragm pump N838_E
Installation and connection
Translation of Original Operating and Installation Instruction, KNF 347394-347605
09/23
27
Connecting the pump
A marking on the pump head indicates the flow direction.
CAUTION
Risk of injury due to mixing up inlet and
outlet
Mixing up the inlet and outlet may
cause breakage of components con-
nected at the inlet and outlet.
à Observe the marking of inlet and
outlet on the pump head.
1. Remove the protective plugs from the hose connection
threads.
2. Screw accessories such as silencers or hose connectors
(if present) onto the corresponding hose connection
threads.
The silencer is to be mounted in the outlet of the pump.
3. Connect the suction line and the pressure line (for mount-
ing dimensions, see Chapter 3 Technical data [}12]).
4. Lay the suction line and pressure line with a descent so
that no condensate can run into the pump.
EN
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US
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