Index: firmware/App/Modes/ModeGenDialysate.c
===================================================================
diff -u -r16c5398fed27670d52609b19ad870a5f99111534 -rb003e0e60487302c022714f168d9f5dffc09d226
--- firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision 16c5398fed27670d52609b19ad870a5f99111534)
+++ firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision b003e0e60487302c022714f168d9f5dffc09d226)
@@ -648,6 +648,35 @@
 
 /*********************************************************************//**
  * @brief
+ * The calculateUpdatedD28TargetDialysateTemp function calculate the delta temperature
+ * required for dialysate temperature to meet the set temperature at dialyzer.
+ * @details \b Inputs: Qd and target temperature.
+ * @details \b Outputs: Adjusted D28 Target temperature
+ * @return none.
+ *************************************************************************/
+F32 calculateUpdatedD28TargetDialysateTemp( void )
+{
+    // Get the dialysate flow rate from TD
+    F32 dialFlowrate            = getTDDialysateFlowrate();
+    F32 deltaTemp               = 0.0F;
+    F32 heatDissipation_b3      = 0.0F;
+    F32 targetTemp              = getTDTargetDialysateTemperature();
+    F32 initialTempAtD28        = 0.0F;
+
+    // Heat loss model predicts the heat loss ( B3) in the DD flow path and
+    // finds the delta temperature to be added with the target temperature
+    // to maintain the target temperature at dialyzer.
+    //Lets calculate B3 heat dissipation factor
+    heatDissipation_b3 = calculateHeatDissipationB3();
+
+    // Reverse calculation of Initial temp at D28 to get the target dialyzer temperature
+    initialTempAtD28 = calculateInitialTemp( targetTemp, heatDissipation_b3 );
+
+    return initialTempAtD28;
+}
+
+/*********************************************************************//**
+ * @brief
  * The monitorChamberLevelStatus function checks the spent chamber and bicarb
  * chamber level status and updates the corrosponding flags.
  * @details \b Inputs: Spent and bicarb chamber levels.