Index: sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml
===================================================================
diff -u -rb9d5efd980be633f5d0bd92cc76295f3a0669db4 -rb18b4c06d80bdd767590e679e30d98ac8b59ede7
--- sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml	(.../PreTreatmentPrimeStack.qml)	(revision b9d5efd980be633f5d0bd92cc76295f3a0669db4)
+++ sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml	(.../PreTreatmentPrimeStack.qml)	(revision b18b4c06d80bdd767590e679e30d98ac8b59ede7)
@@ -107,21 +107,21 @@
     }
 
     Connections { target: vPreTreatmentStates
-        function onSelfTestDryChanged                               ( vValue ) { page( _preTreatmentDrySelfTest                      , vValue       )}
-        function onSelfTestDry_startChanged                         ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(0, true         )}
-        function onSelfTestDry_waitDoorCloseChanged                 ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(0, vValue       )}
-        function onSelfTestDry_usedCartridgeEntered                 ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(1, true         )}
-        function onSelfTestDry_cartridgeLoadedEntered               ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(1, vValue       )}
-        function onSelfTestDry_pressureSensorsNormalSetupEntered    ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(2, true         )}
+        function onSelfTestDryChanged                               ( vValue ) { page( _preTreatmentDrySelfTest                         , vValue       )}
+        function onSelfTestDry_startChanged                         ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(0, true         )}
+        function onSelfTestDry_waitDoorCloseChanged                 ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(0, vValue       )}
+        function onSelfTestDry_usedCartridgeEntered                 ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(1, true         )}
+        function onSelfTestDry_cartridgeLoadedEntered               ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(1, vValue       )}
+        function onSelfTestDry_pressureSensorsNormalSetupEntered    ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(2, true         )}
         function onSelfTestDry_pressureSensorsVenousSetupEntered    ( vValue ) {}
         function onSelfTestDry_pressureSensorsVenousEntered         ( vValue ) {}
         function onSelfTestDry_pressureSensorsArterialSetupEntered  ( vValue ) {}
         function onSelfTestDry_pressureSensorsArterialEntered       ( vValue ) {}
         function onSelfTestDry_pressureSensorsDecayEntered          ( vValue ) {}
         function onSelfTestDry_pressureSensorsStabilityEntered      ( vValue ) {}
-        function onSelfTestDry_pressureSensorsNormalEntered         ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(2, vValue       )}
-        function onSelfTestDry_syringePumpEntered                   ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(3, vValue       )}
-        function onSelfTestDry_syringePumpOcclusionDetectionEntered ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItem(4, vValue       )}
+        function onSelfTestDry_pressureSensorsNormalEntered         ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(2, vValue       )}
+        function onSelfTestDry_syringePumpEntered                   ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(3, vValue       )}
+        function onSelfTestDry_syringePumpOcclusionDetectionEntered ( vValue ) { _preTreatmentDrySelfTest        .checkList.setItemExt(4, vValue       )}
         function onSelfTestDry_stoppedEntered                       ( vValue ) {}
         function onSelfTestDry_completeEntered                      ( vValue ) {}
     }
@@ -157,9 +157,9 @@
         // - the only misbehavior is if the FW changes the FW state in the middle (in one of in-states),
         //   since UI budles the FW states, it assumes it is done and checks the state which may not be ideal.
         //   as an example if during the Dyalysate FW changes th state to the pause, UI may not show the Dialysaate done (probably!).
-        function onPrime__BloodCircuitEntered                       ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt(0, vValue    )}
-        function onPrime__DialysateCircuitEntered                   ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt(1, vValue    )}
-        function onPrime__WetSelfTestsEntered                       ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt(2, vValue    )}
+        function onPrime__BloodCircuitEntered                       ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt2(0, vValue    )}
+        function onPrime__DialysateCircuitEntered                   ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt2(1, vValue    )}
+        function onPrime__WetSelfTestsEntered                       ( vValue ) { _preTreatmentDisposablesPrime   .checkList.setItemExt2(2, vValue    )}
     }
 
     Connections { target: vPreTreatmentAdjustmentDisposablesPrime