Index: firmware/App/Modes/ModeGenDialysate.c
===================================================================
diff -u -refed432eddd3b47deb44b68088e534ac539b47f6 -r8e93a6e39b2c7af5f0b47ef1272a2b53446fab0b
--- firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision efed432eddd3b47deb44b68088e534ac539b47f6)
+++ firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision 8e93a6e39b2c7af5f0b47ef1272a2b53446fab0b)
@@ -103,7 +103,6 @@
 static DD_GEND_MODE_STATE_T handleGenDIsolatedUFState( void );
 static F32 getGenDialysateTargetTemperature( void );
 static void calculateTargetDialysateTemp( void );
-static void calculateD48PumpSpeedForBCFill( void );
 static void updateDialysateToDialyzerFlowRate( void );
 static void checkDialysateTemperature( void );
 static void monitorChamberLevelStatus( void );
@@ -586,15 +585,17 @@
  * dialysate flow rate for continuous delivery of dialysate.
  * @details \b Inputs: Qd.
  * @details \b Outputs: D48 pump speed
- * @return none.
+ * @return calculated initial D48 pump speed.
  *************************************************************************/
-static void calculateD48PumpSpeedForBCFill( void )
+U32 calculateD48PumpSpeedForBCFill( void )
 {
     // Get the dialysate flow rate from TD
-    F32 dialFlowrate = getTDDialysateFlowrate();
+    F32 dialFlowrate  = getTDDialysateFlowrate();
 
     // D48 Pump Speed = (1.24 * Qd ) + 30.0
     d48PumpSpeed = (U32)( ( PUMP_SPEED_SLOPE_FACTOR * dialFlowrate ) +  PUMP_SPEED_INTERCEPT_FACTOR );
+
+    return d48PumpSpeed;
 }
 
 /*********************************************************************//**