Index: firmware/App/Controllers/BalancingChamber.c
===================================================================
diff -u -r24cfa6a50518180d8e6705e7fb71459e0e7d0f14 -rc1557cc79c8f0b0c358963c99d83015bd3b37e42
--- firmware/App/Controllers/BalancingChamber.c	(.../BalancingChamber.c)	(revision 24cfa6a50518180d8e6705e7fb71459e0e7d0f14)
+++ firmware/App/Controllers/BalancingChamber.c	(.../BalancingChamber.c)	(revision c1557cc79c8f0b0c358963c99d83015bd3b37e42)
@@ -66,9 +66,9 @@
 #define BC_BICARB_SPEED_OFFSET_MLPM                 240.0F                                      ///< Bicarb speed formula offset (mL/min).
 #define BC_BICARB_SPEED_DISC_CONST                  230400.0F                                   ///< Bicarb speed formula discriminant constant.
 #define BC_BICARB_SPEED_DISC_VOL_COEF               96000.0F                                    ///< Bicarb speed formula volume coefficient.
-#define BC_ACID_SPEED_OFFSET_MLPM                   160.0F
-#define BC_ACID_SPEED_DISC_CONSTANT                 102400.0F
-#define BC_ACID_SPEED_DISC_VOL_COEF                 96000.0F
+#define BC_ACID_SPEED_OFFSET_MLPM                   160.0F                                      ///< Acid speed formula offset (mL/min).
+#define BC_ACID_SPEED_DISC_CONSTANT                 102400.0F                                   ///< Acid speed formula discriminant constant.
+#define BC_ACID_SPEED_DISC_VOL_COEF                 96000.0F                                    ///< Acid speed formula volume coefficient.
 
 /// Payload record structure for balancing chamber switch only request
 typedef struct
@@ -223,7 +223,7 @@
  * @param acidVolumeMl Instantaneous acid mix volume (mL)
  * @return Acid concentrate pump speed (mL/min)
  *************************************************************************/
-static F32 getAcidConcentratePumpSpeedMlMin( F32 acidVolumeMl)
+static F32 getAcidConcentratePumpSpeedMlMin( F32 acidVolumeMl )
 {
     F32 discriminant = BC_ACID_SPEED_DISC_CONSTANT - ( BC_ACID_SPEED_DISC_VOL_COEF * acidVolumeMl );
     F32 result       = 0.0F;
@@ -466,7 +466,7 @@
     BOOL state = FALSE;
     F32 dialFlowRate = getBalChamberActiveDialysateFlowrate();
 
-    state = ( dialFlowRate <= BAL_CHAMBER_OPEN_LOOP_FLOW_RATE_BAND_3 )? TRUE : FALSE;
+    state = ( dialFlowRate <= BAL_CHAMBER_OPEN_LOOP_FLOW_RATE_BAND_4 )? TRUE : FALSE;
 
     return state;
 }