Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -rdaaf76c5b69282cb044896b7722c73ac7c89f1a1 -rd4a90fda6c1f463633a4e7d45424acd2d2a0bce8
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision daaf76c5b69282cb044896b7722c73ac7c89f1a1)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision d4a90fda6c1f463633a4e7d45424acd2d2a0bce8)
@@ -221,7 +221,7 @@
             {
                 if ( DG_RECIRCULATE_MODE_STATE_RECIRC_WATER == dgSubMode )
                 {
-                    cmdStartDGDrain( DRAIN_RESERVOIR_TO_VOLUME_ML );
+                    cmdStartDGDrain( DRAIN_RESERVOIR_TO_VOLUME_ML, FALSE );
                 }
             }
             else if ( DG_MODE_DRAI == dgOpMode )
@@ -791,14 +791,19 @@
  * @brief
  * The cmdStartDGDrain function sends a drain command message to the DG.
  * @details Inputs: none
- * @details Outputs: drain command sent to DG.
- * @param drainToVolMl volume (in mL) to drain inactive reservoir to
+ * @details Outputs: drain command sent to DG.
+ * @param drainToVolMl volume (in mL) to drain inactive reservoir to
+ * @param tareLoadCell flag to tell DG tare load cell or not
  * @return none
  *************************************************************************/
-void cmdStartDGDrain( U32 drainToVolMl )
-{
+void cmdStartDGDrain( U32 drainToVolMl, BOOL tareLoadCell )
+{
+    DRAIN_RESERVOIR_CMD_PAYLOAD_T payload;
+
+    payload.drainToVolumeML = drainToVolMl;
+    payload.tareLoadCells = tareLoadCell;
     dgReservoirDrainVolumeTargetSet = drainToVolMl;
-    sendDGDrainCommand( drainToVolMl );
+    sendDGDrainCommand( &payload );
 }
 
 /*********************************************************************//**