Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r6b870cd0699bb3ee22b93981d51373a6c2d56162 -re23087e0c17f6ea81d60641fdb52121a8dd5a099
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 6b870cd0699bb3ee22b93981d51373a6c2d56162)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision e23087e0c17f6ea81d60641fdb52121a8dd5a099)
@@ -120,14 +120,10 @@
 void initPresOccl( void )
 {
     // Initialize persistent pressure alarms
-    initPersistentAlarm( PERSISTENT_ALARM_ARTERIAL_PRESSURE_LOW, ALARM_ID_ARTERIAL_PRESSURE_LOW,
-                         isAlarmRecoverable( ALARM_ID_ARTERIAL_PRESSURE_LOW ), PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
-    initPersistentAlarm( PERSISTENT_ALARM_ARTERIAL_PRESSURE_HIGH, ALARM_ID_ARTERIAL_PRESSURE_HIGH,
-                         isAlarmRecoverable( ALARM_ID_ARTERIAL_PRESSURE_HIGH ), PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
-    initPersistentAlarm( PERSISTENT_ALARM_VENOUS_PRESSURE_LOW, ALARM_ID_VENOUS_PRESSURE_LOW,
-                         isAlarmRecoverable( ALARM_ID_VENOUS_PRESSURE_LOW ), PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
-    initPersistentAlarm( PERSISTENT_ALARM_VENOUS_PRESSURE_HIGH, ALARM_ID_VENOUS_PRESSURE_HIGH,
-                         isAlarmRecoverable( ALARM_ID_VENOUS_PRESSURE_HIGH ), PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
+    initPersistentAlarm( ALARM_ID_ARTERIAL_PRESSURE_LOW, PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
+    initPersistentAlarm( ALARM_ID_ARTERIAL_PRESSURE_HIGH, PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
+    initPersistentAlarm( ALARM_ID_VENOUS_PRESSURE_LOW, PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
+    initPersistentAlarm( ALARM_ID_VENOUS_PRESSURE_HIGH, PRES_ALARM_PERSISTENCE, PRES_ALARM_PERSISTENCE );
 }
 
 /*********************************************************************//**
@@ -352,8 +348,25 @@
         F32 artHighLimit = (F32)getTreatmentParameterS32( TREATMENT_PARAM_ART_PRESSURE_HIGH_LIMIT );
 
 #ifndef DISABLE_PRESSURE_CHECKS
-        checkPersistentAlarm( PERSISTENT_ALARM_ARTERIAL_PRESSURE_LOW, artPres < artLowLimit, artPres, artLowLimit );
-        checkPersistentAlarm( PERSISTENT_ALARM_ARTERIAL_PRESSURE_HIGH, artPres > artHighLimit, artPres, artHighLimit );
+        if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_ARTERIAL_PRESSURE_LOW, artPres < artLowLimit ) )
+        {
+            SET_ALARM_WITH_2_F32_DATA( ALARM_ID_ARTERIAL_PRESSURE_LOW, artPres, artLowLimit );
+        }
+
+        if ( TRUE == isPersistentAlarmConditionCleared( ALARM_ID_ARTERIAL_PRESSURE_LOW, artPres < artLowLimit ) )
+        {
+            clearAlarmCondition( ALARM_ID_ARTERIAL_PRESSURE_LOW );
+        }
+
+        if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_ARTERIAL_PRESSURE_HIGH, artPres > artHighLimit ) )
+        {
+            SET_ALARM_WITH_2_F32_DATA( ALARM_ID_ARTERIAL_PRESSURE_HIGH, artPres, artHighLimit );
+        }
+
+        if ( TRUE == isPersistentAlarmConditionCleared( ALARM_ID_ARTERIAL_PRESSURE_HIGH, artPres > artHighLimit ) )
+        {
+            clearAlarmCondition( ALARM_ID_ARTERIAL_PRESSURE_HIGH );
+        }
 #endif
     }
 }
@@ -377,8 +390,25 @@
         F32 venHighLimit = (F32)getTreatmentParameterS32( TREATMENT_PARAM_VEN_PRESSURE_HIGH_LIMIT );
 
 #ifndef DISABLE_PRESSURE_CHECKS
-        checkPersistentAlarm( PERSISTENT_ALARM_VENOUS_PRESSURE_LOW, venPres < venLowLimit, venPres, venLowLimit );
-        checkPersistentAlarm( PERSISTENT_ALARM_VENOUS_PRESSURE_HIGH, venPres > venHighLimit, venPres, venHighLimit );
+        if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_VENOUS_PRESSURE_LOW, venPres < venLowLimit ) )
+        {
+            SET_ALARM_WITH_2_F32_DATA( ALARM_ID_VENOUS_PRESSURE_LOW, venPres, venLowLimit );
+        }
+
+        if ( TRUE == isPersistentAlarmConditionCleared( ALARM_ID_VENOUS_PRESSURE_LOW, venPres < venLowLimit ) )
+        {
+            clearAlarmCondition( ALARM_ID_VENOUS_PRESSURE_LOW );
+        }
+
+        if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_VENOUS_PRESSURE_HIGH, venPres > venHighLimit ) )
+        {
+            SET_ALARM_WITH_2_F32_DATA( ALARM_ID_VENOUS_PRESSURE_HIGH, venPres, venHighLimit );
+        }
+
+        if ( TRUE == isPersistentAlarmConditionCleared( ALARM_ID_VENOUS_PRESSURE_HIGH, venPres > venHighLimit ) )
+        {
+            clearAlarmCondition( ALARM_ID_VENOUS_PRESSURE_HIGH );
+        }
 #endif
     }
 }