Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r23ce6838f032dc4ee298a2c887edae09aec28857 -r2c8547abb99803d8e09918db0e4c66d45c9a15ad
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 23ce6838f032dc4ee298a2c887edae09aec28857)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 2c8547abb99803d8e09918db0e4c66d45c9a15ad)
@@ -502,7 +502,7 @@
         // Check arterial pressure during treatment mode against either user set limits or fixed max limits depending on treatment state
         if ( ( MODE_TREA == getCurrentOperationMode() ) &&
              ( ( ( TREATMENT_DIALYSIS_STATE == txState ) && ( DIALYSIS_UF_STATE == getDialysisState() ) ) ||
-               ( ( TREATMENT_STOP_STATE == txState ) && ( TRUE == isBloodPumpRunning() ) ) ) )
+               ( ( TREATMENT_STOP_STATE == txState ) && ( isBloodPumpRunning() != FALSE ) ) ) )
         {
             BOOL artPresLow, artPresHigh;
 
@@ -520,7 +520,7 @@
                 SET_ALARM_WITH_2_F32_DATA( ALARM_ID_HD_ARTERIAL_PRESSURE_HIGH, artPres, (F32)currentArterialMaxLimit );
             }
         }
-        else if ( ( MODE_TREA == getCurrentOperationMode() ) && ( TRUE == isBloodPumpRunning() ) ) // All treatment states not covered by the if above
+        else if ( ( MODE_TREA == getCurrentOperationMode() ) && ( isBloodPumpRunning() != FALSE ) ) // All treatment states not covered by the if above
         {
             BOOL artPresLow = ( artPres < ARTERIAL_PRESSURE_LIMIT_MIN_MMHG ? TRUE : FALSE );
             BOOL artPresHigh = ( artPres > ARTERIAL_PRESSURE_LIMIT_MAX_MMHG ? TRUE : FALSE );
@@ -570,7 +570,7 @@
         // Check venous pressure during treatment mode against either user set limits or fixed max limits depending on treatment state
         if ( ( MODE_TREA == getCurrentOperationMode() ) &&
              ( ( ( TREATMENT_DIALYSIS_STATE == txState ) && ( DIALYSIS_UF_STATE == getDialysisState() ) && ( TRUE == didTimeout( venPressureLimitDelayStart, VENOUS_PRESSURE_LIMIT_DELAY_MS ) ) ) ||
-               ( ( TREATMENT_STOP_STATE == txState ) && ( TRUE == isBloodPumpRunning() ) ) ) )
+               ( ( TREATMENT_STOP_STATE == txState ) && ( isBloodPumpRunning() != FALSE ) ) ) )
         {
             BOOL venPresLow, venPresHigh;
 
@@ -595,7 +595,7 @@
                 SET_ALARM_WITH_2_F32_DATA( ALARM_ID_HD_VENOUS_PRESSURE_HIGH, venPres, currentVenousMaxLimit );
             }
         }
-        else if ( ( MODE_TREA == getCurrentOperationMode() ) && ( TRUE == isBloodPumpRunning() ) )  // All treatment states not covered by the if statement above
+        else if ( ( MODE_TREA == getCurrentOperationMode() ) && ( isBloodPumpRunning() != FALSE ) )  // All treatment states not covered by the if statement above
         {
             BOOL venPresLow = ( venPres < VENOUS_PRESSURE_LIMIT_MIN_MMHG ? TRUE : FALSE );
             BOOL venPresHigh = ( venPres > VENOUS_PRESSURE_LIMIT_MAX_MMHG ? TRUE : FALSE );