DRAUFLOS DF 7500 Gebrauchsanweisung - Seite 4
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ASSEMBLY
1. Screw the L-shaped connecting corner
(a) with the O-ring sealant onto the pump
outlet.
2. Insert the Universal Nipple (b) with the
O-ring sealant (c) into the L-shaped con-
necting corner (a).
3. Secure the hose (or pipe) to the Universal
Nipple (b).
ATTENTION!
With the help of appropriate measures, care
should be taken that in the event of a mal-
function of the submersible pump, there is
no flooding.
Security:
■
Connect a hose (or pipe) with a diameter
at least equal to the diameter of the pump
outlet.
■
Make sure that the hose (or pipe) leaving
the pump is not blocked
■
Avoid dry running of the pump.
Switching the pump on:
ATTENTION!
A submersible pump must not suck in solid
particles. Sand and other abrasive substanc-
es contained in the pumped liquid destroy
the submersible pump.
1. Unwind the wire cable completely.
2. Ensure that all electrical connections are
protected from flooding and moisture.
3. Independently adjust the setting of
switching points of the float switch.
4. Secure the float switch cable to the pump
housing.
INFORMATION
When working on a muddy, sandy or rocky
bottom, use suitable platform for installing a
submersible pump.
5. Slowly immerse the pump in the suction
fluid, making an angle of 45 degrees (to
reduce the amount of air trapped in the
pump casing).
3
6. If the pump rests on the bottom, make
sure it is on a flat and stable surface.
7. Insert plug into the socket outlet.
HANDLING
Automatic operation mode:
1. The submersible pump is automatically
switched on by the float switch when a
certain liquid level is reached, and when
the level is lowered, it automatically turns
off.
2. As soon as the fluid falls below the switch-
off level, the float switch automatically
turns off the pump.
Manual mode of operation:
The pump will work continuously if the float
switch is fixed to the pump housing in an
upright position, for example. clamp.
INFORMATION
In this mode, the pump can be controlled
by means of a mechanical socket timer (not
included).
On
Off