Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -r7498c77e7f99c2d3854df69f1999244de066a504 -rdc8530d1b15e4b1199cacf0284dbe8f7802e9dde
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 7498c77e7f99c2d3854df69f1999244de066a504)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision dc8530d1b15e4b1199cacf0284dbe8f7802e9dde)
@@ -706,6 +706,7 @@
         // and setOcclusionInstallLevel has been called.
         if( MODE_PRET == getCurrentOperationMode() )
         {
+
             if( getPreTreatmentSubState() > HD_PRE_TREATMENT_CART_INSTALL_STATE && getDrySelfTestsState() > DRY_SELF_TESTS_START_STATE )
             {
                 // Check for occlusion
@@ -720,8 +721,10 @@
         // Check for occlusion in PreTreatment modes where pumps are moving
         else if( MODE_TREA == getCurrentOperationMode() )
         {
+
             if( TREATMENT_STOP_STATE != getTreatmentState())
             {
+
                 // Check for occlusion
                 if ( bpOccl > ( OCCLUSION_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
                 {
Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r7498c77e7f99c2d3854df69f1999244de066a504 -rdc8530d1b15e4b1199cacf0284dbe8f7802e9dde
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 7498c77e7f99c2d3854df69f1999244de066a504)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision dc8530d1b15e4b1199cacf0284dbe8f7802e9dde)
@@ -526,6 +526,7 @@
 {
     return reservoirFilledStatus[ reservoirID ];
 }
+
 /*********************************************************************//**
  * @brief
  * The getPreTreatmentSubState function gets the current
Index: firmware/App/Services/Reservoirs.c
===================================================================
diff -u -r7498c77e7f99c2d3854df69f1999244de066a504 -rdc8530d1b15e4b1199cacf0284dbe8f7802e9dde
--- firmware/App/Services/Reservoirs.c	(.../Reservoirs.c)	(revision 7498c77e7f99c2d3854df69f1999244de066a504)
+++ firmware/App/Services/Reservoirs.c	(.../Reservoirs.c)	(revision dc8530d1b15e4b1199cacf0284dbe8f7802e9dde)
@@ -40,10 +40,6 @@
 #define DIA_FLOW_TO_FILL_FLOW_FIRST_ORDER_COEFF           7.5F                                           ///< Dialysate flow rate to fill flow rate first order coefficient.
 #define DIA_FLOW_TO_FILL_FLOW_CONSTANT                    2.0F                                           ///< Dialysate flow rate to fill flow rate constant.
 
-#define DIA_FLOW_TO_FILL_FLOW_SECOND_ORDER_COEFF          10.0                                                          ///< Dialysate flow rate to fill flow rate second order coefficient.
-#define DIA_FLOW_TO_FILL_FLOW_FIRST_ORDER_COEFF           7.5                                                           ///< Dialysate flow rate to fill flow rate first order coefficient.
-#define DIA_FLOW_TO_FILL_FLOW_CONSTANT                    2.0                                                           ///< Dialysate flow rate to fill flow rate constant.
-
 // ********** private data **********
 
 /// States of the treatment reservoir management state machine.