KNF LABOPORT N820.18 EX Instrucciones De Funcionamiento Originales página 93

Chemically-resistant Laboratory pump N820.18 EX / N840.18 EX
Connected com-
ponents
Pump discharge 3. When using as a vacuum pump: Safely drain the pump
Translation of Original Operating Instruction, KNF 317428-317425 05/21
NOTICE
Vacuum operation without silencer
1. Connect the lines to the pneumatic inlet and outlet.
2. Only connect components to the pump that are designed
for the pneumatic data of the pump (see Chapter 6 Tech-
nical data [} 20]).
discharge at the pneumatic outlet of the pump.
4. Lay the line at the pneumatic inlet and the line at the
pneumatic outlet in a downward slope so that no conden-
sate can run into the pump.
5. SH820G and SH840G only:
Install the coolant supply and coolant drain on the con-
denser (see 12).
6. Plug the plug of the power cable into a properly installed,
grounded socket.
When using a silencer, KNF recom-
mends operating the pump in a safe
environment, e.g., fume hood, to avoid
dangers posed by harmful gases.
Commissioning
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