Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r7229fed020e9f3398bd5ccc8a3f5576cedc322b0 -r5003153f03d3ec0e831d5db6bb4c88fbed1c6a99
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 7229fed020e9f3398bd5ccc8a3f5576cedc322b0)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 5003153f03d3ec0e831d5db6bb4c88fbed1c6a99)
@@ -1498,8 +1498,8 @@
                 F32 targetTempC       = getTreatmentParameterF32( TREATMENT_PARAM_DIALYSATE_TEMPERATURE );
                 U32 dialysateFlowMLPM = getTreatmentParameterU32( TREATMENT_PARAM_DIALYSATE_FLOW );
 
-                //setPreTreatmentHeatingParams( PRE_TREATMENT_FLUSH_FILL_TARGET_TEMP_C, PRE_TREATMENT_FLUSH_RESERVOIR_VOLUME_ML,
-                //                              DEFAULT_TARGET_FILL_FLOW_RATE_LPM, PRE_TREATMENT_HEATING_DIA_FLOW_ML_PER_MIN );
+                // Set the heating parameters
+                setPreTreatmentHeatingParams( targetTempC, FILL_RESERVOIR_TO_VOLUME_ML, DEFAULT_TARGET_FILL_FLOW_RATE_LPM, dialysateFlowMLPM );
                 state = PRE_TREATMENT_RESERVOIR_MGMT_COMPLETE_STATE;
             }
             else