Index: sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml
===================================================================
diff -u -r376fa09daeeca0afef2b157005cc85e9595c4c96 -r3bf1c89cba7851e7658d4a7f2e7054ee6a4ff000
--- sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision 376fa09daeeca0afef2b157005cc85e9595c4c96)
+++ sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision 3bf1c89cba7851e7658d4a7f2e7054ee6a4ff000)
@@ -183,7 +183,6 @@
                     onCheckedChanged: {
                         if ( ! active ) {
                             active = true
-                            checked = ! checked
                         }
                         vTreatmentCreate.heparinDispensingRate  = 0
                         _heparinDispensingRate.value            = 0