Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r562500cc109d166b32b7cc09cdf5ecbb36942419 -r4b23d7333e5618732af4ec8520e234d629accd3c
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 562500cc109d166b32b7cc09cdf5ecbb36942419)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 4b23d7333e5618732af4ec8520e234d629accd3c)
@@ -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 );
+            }
         }
     }
 }