Index: sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml
===================================================================
diff -u -rda551ce5083112de8dd027a264d9d4b7b98549f1 -rf6111d1b41ad5103eb561c0159c17d694642b693
--- sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml	(.../PreTreatmentUltrafiltration.qml)	(revision da551ce5083112de8dd027a264d9d4b7b98549f1)
+++ sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml	(.../PreTreatmentUltrafiltration.qml)	(revision f6111d1b41ad5103eb561c0159c17d694642b693)
@@ -29,9 +29,12 @@
 PreTreatmentBase { id: _root
     objectName: "_PreTreatmentUltrafiltration"
 
-    property alias  ufVolume    : _volumeSlider.value
+    property alias  ufVolume : _volumeSlider.value
 
     header.confirmEnabled: _volumeSlider.isActive
+    onVisibleChanged: {
+        clear()
+    }
 
     function reset( vValue ) {
         if ( ! handleMinimum( vValue ) ) // if not handled go next
@@ -109,9 +112,6 @@
         maximum : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
         minText.font.pixelSize: Fonts.fontPixelFluidText
         maxText.font.pixelSize: Fonts.fontPixelFluidText
-        // If dryDemoMode is enabled the default UF volume is 2 liters otherwise it should be
-        // 0 liters so the user can select the value
-        defaultValue: _GuiView.dryDemoMode ? 2 : 0
         onPressed: isActive = true
 
         onMinimumChanged: {