ProMinent DULCO flex Control Operating Instructions Manual page 27

Installing hose lines
Installing suction and metering lines:
CAUTION!
Warning of feed chemical spraying around
The pipes can loosen or rupture if they are not installed
correctly.
– Route all hose lines so they are free from mechan‐
ical stresses and kinks.
– Only use original hoses with the specified hose
dimensions and wall thicknesses.
– Only use clamp rings and hose nozzles that are
intended for the hose diameter in question to ensure
the long service life of the connections.
Align the lines so that the metering pump and the liquid
end can simply be removed if necessary.
1. First test which is the suction connector and which is the pressure
connector:
'' 'Manual' operating mode, briefly press
In
observe the rotor:
The rotor turns away from the suction connector and towards the
pressure connector.
If this arrangement is inappropriate, you can change it via the
dosing direction - go to
2. Connect the suction line and discharge line as described below.
Fig. 9: Installing suction and metering lines
3. Shorten the end of the hose at right angles.
4. Unscrew union nut (2) and slide union nut over hose (3).
5. Push hose end over hose connector (4) as far as the stop.
Never re-use used PTFE seals.
An installation sealed in this way is not watertight.
This type of seal is permanently distorted when
subjected to pressure.
6. Tighten the union nuts.
Installation, hydraulic
[STOP/START] and
'Settings è Dosing direction è ...' .
1 2 3 4 5
P_DX_0179_SW
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