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https://www.naturewater.eu 

Item 50808 and others 

Page 14 

 

 
 

   

09 2021

-1

 

 

Maintenance

 

 

 

It is highly recommended to replace filters periodically to keep the high water quality. This helps 
to take full advantage of the filters and guarantee the water quality standard. If one takes care 
of the filters and replaces them periodically, the water purifier system could have a longer life-
time. The period of filter replacement depends on the raw water quality and its impurity quantity. 
Based on empirical statistics a family of four persons usually consumes 10 

ℓ (10 kg) of purified 

water each day. If a mineral filter is installed into the system, this filter should be replaced after 
6

–12 months. 

 

By regularly replacing the filters, you will ensure the drinking water quality and long service life 
of the system. 

 
 

Rinsing the RO membrane

 

 
When  the  RO  membrane  purifies  the  water,  there  is  impurity  and  bacteria  left  on  the  surface  of  the 
membrane, which may affect the quality and volume of the purified water. Thus, the RO membrane must 
be cleaned periodically. In our system, the RO membrane is automatically washed. One may manually 
wash the membrane by turning on the flush valve 

(L1) 

for 2

–3 min once a week. 

 

 Note: 

In order to guarantee the efficient work of your system, please use the specified filters, pro-

vided by the same vendor of the osmosis system. 
 
 

 Warning!

 

 

Do not drink the water of first two tank contents. 

 

Clean the remaining contaminants and sediment inside the unit. 

 

Check if the unit works normally and without water leakage. 

 

Do not take apart the parts of system. 

 

Do not apply the system to purify hot water or to filter hot water. 

 

Do not place air valve discharged on the pressure tank. 

 

To ensure the quality of purified water, replace the first and the second filters after 10 months. 

 

Check the power supply and make sure that it has a suitable voltage. 

 

When the system is not used for a long time, turn off the power and shut off the ball valve. 

 

Do not 

 

Keep the RO unit away from sunshine. 

 

 

Содержание NW-RO50-D1

Страница 1: ...ration similar may vary depending on model Read and follow the operating instructions and safety information before using for the first time Technical changes reserved Due to further developments illu...

Страница 2: ...ontact form https www wiltec de contacts The most recent version of this manual in various languages can be found in our online shop via https www wiltec de docsearch Our postal address is WilTec Wild...

Страница 3: ...h are so small that organic contaminants pesti cides insecticides medicine hormones etc bacteria and viruses are retained The water flowing out of the membrane is stored in a pressure tank When the go...

Страница 4: ...ch High pressure switch Granular activated carbon Activated carbon filter Gourmet Block of activated carbon Sixth filter stage if present Booster pump Purified water 4 way valve Flow out from goose ne...

Страница 5: ...eck valve L1 Drain valve L2 Drain restrictor M Tank valve N Pressure tank P PI activated carbon filter Gourmet Q Goose neck water tap R Mineral ball UV light 1 2 3 4 Connect plastic hose In this drawi...

Страница 6: ...ontent relative to raw water 15 20 Water supply Tap water or ground water TDS 1000 ppm less Installation The system installation method should be determined in accordance with the layout of your kitch...

Страница 7: ...ing to the outlet of drain restrictor and flush valve Connect the drain tubing to sewer or connect with a container where you can collect water which can be used for washing or for the toilet Mark 3 b...

Страница 8: ...ill flush for 30 s After 2 h of cleaning the water it flushes again for 30 s After 5 s the system responds to the low pressure switch If the high pressure switch operates the system stops after 20 s I...

Страница 9: ...ent of the system working for an unusually long time it is automatically switched off in which case a warning buzzer is activated the display being as 5 If you press the button 6 for strong flushing S...

Страница 10: ...ing as 5 Once the pressure tank is full the system stops the display being as 2 A buzzer indicates if feed water lacks or the water supply pressure is too low the display being as 3 After two hours of...

Страница 11: ...side the tubing system can influence on the accuracy of the TDS measurement Purge the pipes before using the system The high pressure pump works the inlet valve opens the outlet valve closes 1 The sys...

Страница 12: ...closes Error message This error message means that the TDS value is higher than 100 ppm The controller setting limit is at 100 ppm precisely If the value is beyond this limit the controller cannot det...

Страница 13: ...s during pure water filtering cannot be used as drinking water Re check the system for tightness Operation After the installation and the adjustment the system begins to automatically produce purified...

Страница 14: ...ia left on the surface of the membrane which may affect the quality and volume of the purified water Thus the RO membrane must be cleaned periodically In our system the RO membrane is automatically wa...

Страница 15: ...ked RO membrane which is caused by a blocked flow restrictor This causes the pump head to be filled with high pressure water that can cause a leak Improve the relevant components No water purifying wi...

Страница 16: ...parate col lection system for these appliances The logo on the article or on its packaging points out that this article must not be treated as normal house hold waste but must be disposed to a recycli...

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