The filter module gets fouled during use. Flushing will clean the filter.
NOTICE: To set the flush duration see Set the flush length.

Daily flush
Daily cleaning can be selected as a stand­alone option or additional to automatic cleaning when the filter is fouled:
● For city water it is recommended to select daily flush as a standalone option.
● For well water it is recommended to combine daily flush with automatic flush when fouled.

To select a daily flush:
1. Select the menu Chg. Flush mode? Flush daily at.
The display shows: Set hour.
The recommended time of day when flush is done is 00:30 (because in the night typically no water usage is expected).
2. Use and to select the correct current hour and confirm with
The display shows Set min.
3. Use and to select the correct current minutes and confirm with
4. Go to menu Chg. Flush mode? Daily = OFF or Daily = ON.
If the display shows Daily = ON, the controller is ready to flush daily.
5. If the display shows Daily = OFF, push .
6. Use or to select Daily: ON and confirm with

Automatic flush when fouled
NOTICE The UrSpring device can be set to perform an automatic cleaning of the filter, depending on its fouling. The UrSpring monitors the state of fouling of the filter using the pressure difference between feed water and filtered water, the flow during filtration and the temperature of the filtered water.
The automatic cleaning mode is generally recommended. It definitely should be used whenever the water contains particles from time to time, which can also occur in city water applications.

1. Select the menu Chg. Flush mode? Flush if fouled.
2. The display shows the threshold: when Flow <.. %="%"></..>.
3. Use and to change the threshold percentage and confirm with
When the threshold is reached the UrSpring will start a cleaning cycle.
It is recommended to not allow the filter flow to below 60% of factory­-new performance.
The display shows Set hours.

Continue to enter the minimum time that the UrSpring will continue normal operation between two automatic ­flushes.
1. Use and to select the minimum hours between flushes and confirm with
The display shows Set min.
2. Use and to select the minutes and confirm with

Note that when the cleaning of the filter needs to be improved, select settings to flush more often: select flow <70% or="or" 80%="80%" and="and" a="a" minimum="minimum" time="time" between="between" flushes="flushes" of="of" 00:20.="00:20.">

Manual flush
1. Select the menu Manual flush? Start flushing.
2. Push to start flushing the filter module. </70%>