Index: sources/gui/qml/pages/pretreatment/connection/PreTreatmentConnectionStack.qml
===================================================================
diff -u -raeb915075b9e13e5c1aaf2800ba6db03b6c24a0b -r27331dcb133e4d400eef25d5595c3b277e79504c
--- sources/gui/qml/pages/pretreatment/connection/PreTreatmentConnectionStack.qml	(.../PreTreatmentConnectionStack.qml)	(revision aeb915075b9e13e5c1aaf2800ba6db03b6c24a0b)
+++ sources/gui/qml/pages/pretreatment/connection/PreTreatmentConnectionStack.qml	(.../PreTreatmentConnectionStack.qml)	(revision 27331dcb133e4d400eef25d5595c3b277e79504c)
@@ -63,8 +63,8 @@
             }
         }
         onVisibleChanged: {
-            if ( visible )
-                vTreatmentVitals.doReset(true)
+            if ( visible )  vTreatmentVitals.doReset()
+                            vTreatmentVitals.enableUpdate = visible
         }
     }