Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r2a3a47ca90ad19851a30c52f6999a56d5f578783 -re5006f5263e8540e730dd802016fef5973ecea4c
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 2a3a47ca90ad19851a30c52f6999a56d5f578783)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision e5006f5263e8540e730dd802016fef5973ecea4c)
@@ -648,11 +648,21 @@
         if ( bpOccl > ( OCCLUSION_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
         {
             signalBloodPumpHardStop();  // Stop pump immediately
-            SET_ALARM_WITH_1_U32_DATA( ALARM_ID_OCCLUSION_BLOOD_PUMP, bpOccl )
+            //SET_ALARM_WITH_1_U32_DATA( ALARM_ID_OCCLUSION_BLOOD_PUMP, bpOccl )
         }
         else if ( bpOccl < ( OCCLUSION_CLEAR_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
         {
-            clearAlarmCondition( ALARM_ID_OCCLUSION_BLOOD_PUMP );
+            //clearAlarmCondition( ALARM_ID_OCCLUSION_BLOOD_PUMP );
+            // Check for occlusion
+            if ( bpOccl > ( OCCLUSION_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
+            {
+                signalBloodPumpHardStop();  // Stop pump immediately
+                SET_ALARM_WITH_1_U32_DATA( ALARM_ID_OCCLUSION_BLOOD_PUMP, bpOccl )
+            }
+            else if ( bpOccl < ( OCCLUSION_CLEAR_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
+            {
+                clearAlarmCondition( ALARM_ID_OCCLUSION_BLOOD_PUMP );
+            }
         }
     }
 }