
7.
Connect the pressure hose to the pressure connector of the
metering pump using the connector kit
8.
Only alpha and Beta pump: Connect a suitable part of the
suction hose to the bleed valve of the pump and route the
suction hose back into the dosing tank
9.
Connect the pressure hose to the injection valve using the
connector kit
The sample water should be free from air bubbles
to ensure reliable measurement and control.
1.
Set a flow of 20 ... 60 l/h using the stopcock (read-off at the
top edge of the float).
2.
Check the hydraulic leak-tightness of the system (escaping
liquid, continuous air bubbles in the in-line probe housing, ...)
ð
Tighten the threaded connectors if necessary.
1.
Have a collecting vessel at the ready
Open the sampling tap
2.
If water flows out of the sampling tap, the system is not under
negative pressure and is working correctly
If air is drawn in, this means that there is
negative pressure in the system. In this case,
throttle the valve at the point at which the
sample water pipe enters the filtration circuit -
the pressure should not exceed 1 bar.
3.
Use the stopcock on the sample water drain to finely adjust
the system
6.2.2 Sensors
Please refer to the operating instructions for the
sensors.
1.
Close the shut-off valves upstream and downstream of the
in-line probe housing
2.
Remove the transparent protective cap from the ball-shaped
end of the pH sensor
3.
Manually screw the pH sensors into separate threaded holes
on the in-line probe housing. Then carefully tighten using an
SW 17 open-ended spanner until the threaded connector is
tight
Testing the hydraulic installation of
the metering system:
Check the system for negative pres‐
sure
pH sensor installation
Assembly
26
Содержание DULCODOS Pool Comfort
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