Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -rcec99d45c5560214a8c911588ce66a7b1653470d -ra5b84c018934c938b28c9b6671a6ae842f899e19
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision cec99d45c5560214a8c911588ce66a7b1653470d)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision a5b84c018934c938b28c9b6671a6ae842f899e19)
@@ -774,6 +774,31 @@
 
 /*********************************************************************//**
  * @brief
+ * The setDefaultTreatmentHeatingParams function calculates and set the default heating
+ * parameters to be sent to DG.
+ * @details Inputs: treatment dialysate temperature, treatment dialysate flow
+ * @details Outputs: none
+ * @return none
+ *************************************************************************/
+void setDefaultTreatmentHeatingParams( void )
+{
+    DG_CMD_DIALYSATE_HEATING_PARAMS_T params;
+
+    F32 targetTempC         = getTreatmentParameterF32( TREATMENT_PARAM_DIALYSATE_TEMPERATURE );
+    U32 dialysateFlowMLPM   = getTreatmentParameterU32( TREATMENT_PARAM_DIALYSATE_FLOW );
+    F32 fillTimeMS          = ( (F32)DEFAULT_FILL_RESERVOIR_TO_VOLUME_ML / ( DEFAULT_TARGET_FILL_FLOW_RATE_LPM * ML_PER_LITER ) ) * SEC_PER_MIN * MS_PER_SECOND;
+
+    params.trimmerTargetTemperature   = targetTempC;
+    params.timeReservoirWait2SwitchMS = 0;
+    params.timeReservoirFillMS        = fillTimeMS;
+    params.timeReservoirCycleMS       = (U32)fillTimeMS;
+    params.dialysateFlowLPM           = ( (F32)dialysateFlowMLPM ) / ML_PER_LITER;
+    params.usePriTargetTempEquation   = FALSE;
+    cmdSetDGDialysateHeatingParams( params );
+}
+
+/*********************************************************************//**
+ * @brief
  * The cmdSetDGDialysateHeatingParams function sends the dialysate heating
  * parameters to DG.
  * @details Inputs: none