Diaphragm liquid pump NF 1.100 EX
Servicing
KNF Flodos AG BA_NF1.100EX_EN_05_152147
English translation of original Operating and Installation Instructions
24
8.4. Adjusting the overflow
Test set-up/instrumentation as shown in the diagram.
Test set-up for overflow
Switch on the pump and run until there are no air bubbles in
the system.
Close the valve downstream of the pressure gauge and check
the overflow pressure at the gauge.
Undo the hexagon nut (
12
).
To reduce the pressure, turn the setscrew (
11
) anti-clockwise,
to increase the pressure, turn it clockwise.
Use the hexagon nut (
12
) to secure the setscrew (
11
) in the
selected position.
Make sure that the container (a),
pump (b), pressure gauge (c) and
valve (d) are as level as possible
(+/- 15 cm)
Fig. 9: Test set-up for overflow
Summary of Contents for NF 1.100 EX
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