Index: sources/gui/qml/pages/treatment/sections/TreatmentFlowsComponent.qml
===================================================================
diff -u -rc749ecd5dc413ce091250af652ccba4d96f7a582 -r1286d74bd015276aab604808be2766136091c125
--- sources/gui/qml/pages/treatment/sections/TreatmentFlowsComponent.qml	(.../TreatmentFlowsComponent.qml)	(revision c749ecd5dc413ce091250af652ccba4d96f7a582)
+++ sources/gui/qml/pages/treatment/sections/TreatmentFlowsComponent.qml	(.../TreatmentFlowsComponent.qml)	(revision 1286d74bd015276aab604808be2766136091c125)
@@ -24,6 +24,7 @@
     property bool   showButtons         : true
     property bool   buttonsEnabled      : true
     property bool   dropShadowEnabled   : true
+    property bool   canOff              : false
 
     color   : Colors.mainTreatmentLighterBlue
     radius  : 5
@@ -32,7 +33,7 @@
     signal decrement(real newValue)
 
     RangedValue { id: _rangedValue
-        objectName: "_rangedValue"
+        objectName  : "_rangedValue"
     }
 
     Text { id: _title
@@ -73,7 +74,9 @@
             }
             height                  : Variables.contentHeight
             width                   : Variables.treatmentFlowsComponentWidth
-            topText                 : value !== undefined ? _root.value.toFixed(_root.precision) : Variables.emptyEntry
+            topText                 : value !== undefined ? _root.canOff && value < minimum ? qsTr("OFF") :
+                                                                                              _root.value.toFixed(_root.precision) :
+                                                            Variables.emptyEntry
             topTextFont.pixelSize   : 60
             topTextFont.weight      : Font.Light
             bottomText              : _root.unitText
@@ -119,7 +122,7 @@
             ArrowButton {id : _downArrowIcon
                 objectName  : "downArrowIcon"
                 downArrow   : true
-                enabled     : buttonsEnabled && _rangedValue.canDecrement
+                enabled     : buttonsEnabled && ( _root.canOff ? value >= minimum : _rangedValue.canDecrement )
 
                 onClicked   : { _root.decrement(_rangedValue.decrementedValue()) }
             }