Index: firmware/App/Services/Reservoirs.c
===================================================================
diff -u -r82cefc09d89b0bdf8e45578d14ad9bdd68027fab -r021e6ea5f99fd6da424d8ab81d6a106f2cb41294
--- firmware/App/Services/Reservoirs.c	(.../Reservoirs.c)	(revision 82cefc09d89b0bdf8e45578d14ad9bdd68027fab)
+++ firmware/App/Services/Reservoirs.c	(.../Reservoirs.c)	(revision 021e6ea5f99fd6da424d8ab81d6a106f2cb41294)
@@ -38,7 +38,7 @@
 #define DEFAULT_FILL_VOLUME_ML          1700                                            ///< Default fill volume for treatment in mL.
 #define DISINFECT_FILL_VOLUME_ML        2400                                            ///< Fill volume for disinfection in mL.
 #define MAX_FILL_VOLUME_ML              MAX_RESERVOIR_VOLUME_ML                         ///< Maximum fill volume in mL.
-#define DEFAULT_DRAIN_VOLUME_ML         100                                             ///< Default drain volume in mL.
+#define DEFAULT_DRAIN_VOLUME_ML         0                                               ///< Default drain volume in mL.
 #define MAX_DRAIN_VOLUME_ML             MAX_RESERVOIR_VOLUME_ML                         ///< Maximum drain volume in mL.
 
 #define MAX_RESERVOIR_WEIGHT            10000                                           ///< Maximum reservoir weight in grams.
@@ -344,10 +344,36 @@
     }
 
     sendCommandResponseMsg( &cmdResponse );
-}
+}
 
 /*********************************************************************//**
  * @brief
+ * The tareReservoir function sets the tare load cell variable to TRUE.
+ * @details Inputs: none
+ * @details Outputs: none
+ * @return none
+ *************************************************************************/
+void tareReservoir( void )
+{
+    tareLoadCellRequest = TRUE;
+}
+
+/*********************************************************************//**
+ * @brief
+ * The resetReservoirsLowestWeight function resets the lowest load cell
+ * weight of the reservoirs.
+ * @details Inputs: reservoirLowestWeight
+ * @details Outputs: reservoirLowestWeight
+ * @return none
+ *************************************************************************/
+void resetReservoirsLowestWeight( void )
+{
+    reservoirLowestWeight[ DG_RESERVOIR_1 ] = MAX_RESERVOIR_WEIGHT;
+    reservoirLowestWeight[ DG_RESERVOIR_2 ] = MAX_RESERVOIR_WEIGHT;
+}
+
+/*********************************************************************//**
+ * @brief
  * The getInactiveReservoir function gets the inactive reservoir.
  * @details Inputs: activeReservoir
  * @details Outputs: none
@@ -424,6 +450,13 @@
 
     if ( hasTimeOut || hasTargetReached )
     {
+        // TODO remove Test code
+        if ( reservoirId == DG_RESERVOIR_1 )
+        {
+            BOOL test = TRUE;
+        }
+        // TODO remove test code
+
         result = TRUE;
         reservoirLowestWeight[ reservoirId ] = MAX_RESERVOIR_WEIGHT;