WTC 600 LP / MP | Version 06/05 | Maintenance and Care |
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•After a while the indication moves back to the current time.
• Screw in the bleeding screw again.
31 |
32 |
3.2.3Bleeding the Metering Pump
production / production produccion / produzione
fault / default error / guasto
disinfection / nettoyage desinfeccion / disinfezione
reject / rejet
evacuation / evacuatione
regeneration / regeneration regeneracion / rigenerazione
tank full / stockage plein deposito lleno / serbatoto pieno
RO 1000
36
ESC
The metering pump must be bled when the pump has drawn in air (e. g., because the metering con- tainer is completely empty).
• The system stops; the “Motor/hard water“ mal- | |
function indication is shown in the display. | |
i | This malfunction indication is shown in- |
dependent of which metering container | |
is empty. | |
• Fill the empty metering container and mix the | |
•On the control panel, acknowledge the mal- function indication with the RETURN key but- ton (36); the system starts.
3.2.4Replacing the Fine Filter
Check the pressure difference at manometers (15) and (16). Replace the filter insert when over 0.8 bar:
•Switch off the equipment at the main switch (20).
•Stop the untreated water supply.
chemicals according to Section 3.2.6. |
33
34
35
16
15 
37
38
39
40
41
•Unscrew the bleeding screw (34) by one turn.
•Press the MANUAL pushbutton (33) until the medium flows without bubbles through the bleeding line (35) back into the container.
•Place a bucket under the untreated water drain cock (37) and open the cock.
•Wait until no more water emerges out of the cock, then shut the cock again.
•Attach the filter wrench (41) to the filter bowl (40) and screw off the filter bowl.
i | The filter bowl is still filled with water. |
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•Remove the filter insert (38) from the filter bowl and replace with a new one.
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