Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r14d740bbb065f043daaa348bcda5f447e1c16a32 -r46b16ef94cea2d5db25bfee08457686bc440de23
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 14d740bbb065f043daaa348bcda5f447e1c16a32)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 46b16ef94cea2d5db25bfee08457686bc440de23)
@@ -85,7 +85,7 @@
 #define ARTERIAL_PRESSURE_DIAG_CONDITION    3                                               ///< Arterial pressure status bits diagnostic condition (alarm).
 
 #define OCCLUSION_THRESHOLD_OFFSET          5500                                            ///< Threshold offset.  Combined with initial reading after cartridge install, a threshold is derived above which an occlusion is detected.
-#define OCCLUSION_CLEAR_THRESHOLD_OFFSET    5500                                            ///< Threshold offset.  Combined with initial reading after cartridge install, a threshold is derived below which an occlusion is cleared.
+#define OCCLUSION_CLEAR_THRESHOLD_OFFSET    5000                                            ///< Threshold offset.  Combined with initial reading after cartridge install, a threshold is derived below which an occlusion is cleared.
 
 #define CARTRIDGE_LOADED_THRESHOLD          5000                                            ///< Threshold above which a cartridge is considered loaded.
 #define MIN_OCCLUSION_COUNTS                2000                                            ///< Minimum occlusion sensor reading for range check.
@@ -417,7 +417,7 @@
     U16 artPres       = fpgaArtPres & 0x3FFF;
     U08 artPresStatus = (U08)( fpgaArtPres >> SHIFT_14_BITS );
 
-    checkFPGAPersistentAlarms( FPGA_PERS_ERROR_ARTERIAL_PRESSURE_SENSOR, artErrorCtr, artReadCtr );
+    checkFPGAPersistentAlarms( FPGA_PERS_ERROR_ARTERIAL_PRESSURE_SENSOR, artReadCtr );
     //checkFPGAPersistentAlarms( FPGA_PERS_ERROR_VENOUS_PRESSURE_SESNOR, venReadCtr, venReadCtr ); // TODO investigate this with Noe
 
     if ( ARTERIAL_PRESSURE_NORMAL_OP == artPresStatus )
@@ -452,7 +452,7 @@
     U08 bpReadCtr  = getFPGABloodPumpOcclusionReadCounter();
     U08 bpErrorCtr = getFPGABloodPumpOcclusionErrorCounter();
 
-    checkFPGAPersistentAlarms( FPGA_PERS_ERROR_OCCLUSION_PRESSURE_SENSOR, bpErrorCtr, bpReadCtr );
+    checkFPGAPersistentAlarms( FPGA_PERS_ERROR_OCCLUSION_PRESSURE_SENSOR, bpReadCtr );
 
     // Record occlusion sensor readings
     bloodPumpOcclusion.data = (U32)getFPGABloodPumpOcclusion();
@@ -640,7 +640,7 @@
 #ifndef _RELEASE_
     if( HW_CONFIG_BETA == getHardwareConfigStatus() )
     {
-        outOfRange = (( bpOccl < MIN_OCCLUSION_COUNTS_V3 || bpOccl > MAX_OCCLUSION_COUNTS ? TRUE : FALSE ));
+        outOfRange = ( bpOccl < MIN_OCCLUSION_COUNTS_V3 ? TRUE : FALSE );
     }
 #endif